Merge "Disable always-on VPN in factoryReset" am: 9847e78b72 am: adb7a1c631
am: f6c57b8f2f

Change-Id: I99207281321861a3e720b5c1e2e316e12b104677
diff --git a/core/java/android/net/ConnectivityManager.java b/core/java/android/net/ConnectivityManager.java
index f3c7817..dc37a14 100644
--- a/core/java/android/net/ConnectivityManager.java
+++ b/core/java/android/net/ConnectivityManager.java
@@ -230,6 +230,13 @@
     public static final String EXTRA_CAPTIVE_PORTAL_URL = "android.net.extra.CAPTIVE_PORTAL_URL";
 
     /**
+     * Key for passing a user agent string to the captive portal login activity.
+     * {@hide}
+     */
+    public static final String EXTRA_CAPTIVE_PORTAL_USER_AGENT =
+            "android.net.extra.CAPTIVE_PORTAL_USER_AGENT";
+
+    /**
      * Broadcast action to indicate the change of data activity status
      * (idle or active) on a network in a recent period.
      * The network becomes active when data transmission is started, or
@@ -2086,6 +2093,8 @@
     @SystemApi
     public void startTethering(int type, boolean showProvisioningUi,
             final OnStartTetheringCallback callback, Handler handler) {
+        checkNotNull(callback, "OnStartTetheringCallback cannot be null.");
+
         ResultReceiver wrappedCallback = new ResultReceiver(handler) {
             @Override
             protected void onReceiveResult(int resultCode, Bundle resultData) {
@@ -2096,6 +2105,7 @@
                 }
             }
         };
+
         try {
             mService.startTethering(type, wrappedCallback, showProvisioningUi);
         } catch (RemoteException e) {
@@ -2599,7 +2609,8 @@
 
         /**
          * Called if no network is found in the given timeout time.  If no timeout is given,
-         * this will not be called.
+         * this will not be called. The associated {@link NetworkRequest} will have already
+         * been removed and released, as if {@link #unregisterNetworkCallback} had been called.
          * @hide
          */
         public void onUnavailable() {}
@@ -2663,6 +2674,7 @@
     public static final int CALLBACK_IP_CHANGED          = BASE + 7;
     /** @hide */
     public static final int CALLBACK_RELEASED            = BASE + 8;
+    // TODO: consider deleting CALLBACK_EXIT and shifting following enum codes down by 1.
     /** @hide */
     public static final int CALLBACK_EXIT                = BASE + 9;
     /** @hide obj = NetworkCapabilities, arg1 = seq number */
@@ -2672,25 +2684,38 @@
     /** @hide */
     public static final int CALLBACK_RESUMED             = BASE + 12;
 
+    /** @hide */
+    public static String getCallbackName(int whichCallback) {
+        switch (whichCallback) {
+            case CALLBACK_PRECHECK:     return "CALLBACK_PRECHECK";
+            case CALLBACK_AVAILABLE:    return "CALLBACK_AVAILABLE";
+            case CALLBACK_LOSING:       return "CALLBACK_LOSING";
+            case CALLBACK_LOST:         return "CALLBACK_LOST";
+            case CALLBACK_UNAVAIL:      return "CALLBACK_UNAVAIL";
+            case CALLBACK_CAP_CHANGED:  return "CALLBACK_CAP_CHANGED";
+            case CALLBACK_IP_CHANGED:   return "CALLBACK_IP_CHANGED";
+            case CALLBACK_RELEASED:     return "CALLBACK_RELEASED";
+            case CALLBACK_EXIT:         return "CALLBACK_EXIT";
+            case EXPIRE_LEGACY_REQUEST: return "EXPIRE_LEGACY_REQUEST";
+            case CALLBACK_SUSPENDED:    return "CALLBACK_SUSPENDED";
+            case CALLBACK_RESUMED:      return "CALLBACK_RESUMED";
+            default:
+                return Integer.toString(whichCallback);
+        }
+    }
+
     private class CallbackHandler extends Handler {
-        private final HashMap<NetworkRequest, NetworkCallback>mCallbackMap;
-        private final AtomicInteger mRefCount;
         private static final String TAG = "ConnectivityManager.CallbackHandler";
-        private final ConnectivityManager mCm;
         private static final boolean DBG = false;
 
-        CallbackHandler(Looper looper, HashMap<NetworkRequest, NetworkCallback>callbackMap,
-                AtomicInteger refCount, ConnectivityManager cm) {
+        CallbackHandler(Looper looper) {
             super(looper);
-            mCallbackMap = callbackMap;
-            mRefCount = refCount;
-            mCm = cm;
         }
 
         @Override
         public void handleMessage(Message message) {
-            NetworkRequest request = (NetworkRequest) getObject(message, NetworkRequest.class);
-            Network network = (Network) getObject(message, Network.class);
+            NetworkRequest request = getObject(message, NetworkRequest.class);
+            Network network = getObject(message, Network.class);
             if (DBG) {
                 Log.d(TAG, whatToString(message.what) + " for network " + network);
             }
@@ -2733,9 +2758,7 @@
                 case CALLBACK_CAP_CHANGED: {
                     NetworkCallback callback = getCallback(request, "CAP_CHANGED");
                     if (callback != null) {
-                        NetworkCapabilities cap = (NetworkCapabilities)getObject(message,
-                                NetworkCapabilities.class);
-
+                        NetworkCapabilities cap = getObject(message, NetworkCapabilities.class);
                         callback.onCapabilitiesChanged(network, cap);
                     }
                     break;
@@ -2743,9 +2766,7 @@
                 case CALLBACK_IP_CHANGED: {
                     NetworkCallback callback = getCallback(request, "IP_CHANGED");
                     if (callback != null) {
-                        LinkProperties lp = (LinkProperties)getObject(message,
-                                LinkProperties.class);
-
+                        LinkProperties lp = getObject(message, LinkProperties.class);
                         callback.onLinkPropertiesChanged(network, lp);
                     }
                     break;
@@ -2765,24 +2786,16 @@
                     break;
                 }
                 case CALLBACK_RELEASED: {
-                    NetworkCallback callback = null;
-                    synchronized(mCallbackMap) {
-                        callback = mCallbackMap.remove(request);
+                    final NetworkCallback callback;
+                    synchronized(sCallbacks) {
+                        callback = sCallbacks.remove(request);
                     }
-                    if (callback != null) {
-                        synchronized(mRefCount) {
-                            if (mRefCount.decrementAndGet() == 0) {
-                                getLooper().quit();
-                            }
-                        }
-                    } else {
+                    if (callback == null) {
                         Log.e(TAG, "callback not found for RELEASED message");
                     }
                     break;
                 }
                 case CALLBACK_EXIT: {
-                    Log.d(TAG, "Listener quitting");
-                    getLooper().quit();
                     break;
                 }
                 case EXPIRE_LEGACY_REQUEST: {
@@ -2792,14 +2805,14 @@
             }
         }
 
-        private Object getObject(Message msg, Class c) {
-            return msg.getData().getParcelable(c.getSimpleName());
+        private <T> T getObject(Message msg, Class<T> c) {
+            return (T) msg.getData().getParcelable(c.getSimpleName());
         }
 
         private NetworkCallback getCallback(NetworkRequest req, String name) {
             NetworkCallback callback;
-            synchronized(mCallbackMap) {
-                callback = mCallbackMap.get(req);
+            synchronized(sCallbacks) {
+                callback = sCallbacks.get(req);
             }
             if (callback == null) {
                 Log.e(TAG, "callback not found for " + name + " message");
@@ -2808,63 +2821,56 @@
         }
     }
 
-    private void incCallbackHandlerRefCount() {
-        synchronized(sCallbackRefCount) {
-            if (sCallbackRefCount.incrementAndGet() == 1) {
-                // TODO: switch this to ConnectivityThread
-                HandlerThread callbackThread = new HandlerThread("ConnectivityManager");
-                callbackThread.start();
-                sCallbackHandler = new CallbackHandler(callbackThread.getLooper(),
-                        sNetworkCallback, sCallbackRefCount, this);
+    private CallbackHandler getHandler() {
+        synchronized (sCallbacks) {
+            if (sCallbackHandler == null) {
+                sCallbackHandler = new CallbackHandler(ConnectivityThread.getInstanceLooper());
             }
+            return sCallbackHandler;
         }
     }
 
-    private void decCallbackHandlerRefCount() {
-        synchronized(sCallbackRefCount) {
-            if (sCallbackRefCount.decrementAndGet() == 0) {
-                sCallbackHandler.obtainMessage(CALLBACK_EXIT).sendToTarget();
-                sCallbackHandler = null;
-            }
-        }
-    }
-
-    static final HashMap<NetworkRequest, NetworkCallback> sNetworkCallback =
-            new HashMap<NetworkRequest, NetworkCallback>();
-    static final AtomicInteger sCallbackRefCount = new AtomicInteger(0);
-    static CallbackHandler sCallbackHandler = null;
+    static final HashMap<NetworkRequest, NetworkCallback> sCallbacks = new HashMap<>();
+    static CallbackHandler sCallbackHandler;
 
     private final static int LISTEN  = 1;
     private final static int REQUEST = 2;
 
     private NetworkRequest sendRequestForNetwork(NetworkCapabilities need,
-            NetworkCallback networkCallback, int timeoutSec, int action,
-            int legacyType) {
-        if (networkCallback == null) {
+            NetworkCallback callback, int timeoutMs, int action, int legacyType) {
+        return sendRequestForNetwork(need, callback, getHandler(), timeoutMs, action, legacyType);
+    }
+
+    private NetworkRequest sendRequestForNetwork(NetworkCapabilities need,
+            NetworkCallback callback, Handler handler, int timeoutMs, int action, int legacyType) {
+        if (callback == null) {
             throw new IllegalArgumentException("null NetworkCallback");
         }
         if (need == null && action != REQUEST) {
             throw new IllegalArgumentException("null NetworkCapabilities");
         }
+        // TODO: throw an exception if callback.networkRequest is not null.
+        // http://b/20701525
+        final NetworkRequest request;
         try {
-            incCallbackHandlerRefCount();
-            synchronized(sNetworkCallback) {
+            synchronized(sCallbacks) {
+                Messenger messenger = new Messenger(handler);
+                Binder binder = new Binder();
                 if (action == LISTEN) {
-                    networkCallback.networkRequest = mService.listenForNetwork(need,
-                            new Messenger(sCallbackHandler), new Binder());
+                    request = mService.listenForNetwork(need, messenger, binder);
                 } else {
-                    networkCallback.networkRequest = mService.requestNetwork(need,
-                            new Messenger(sCallbackHandler), timeoutSec, new Binder(), legacyType);
+                    request = mService.requestNetwork(
+                            need, messenger, timeoutMs, binder, legacyType);
                 }
-                if (networkCallback.networkRequest != null) {
-                    sNetworkCallback.put(networkCallback.networkRequest, networkCallback);
+                if (request != null) {
+                    sCallbacks.put(request, callback);
                 }
+                callback.networkRequest = request;
             }
         } catch (RemoteException e) {
             throw e.rethrowFromSystemServer();
         }
-        if (networkCallback.networkRequest == null) decCallbackHandlerRefCount();
-        return networkCallback.networkRequest;
+        return request;
     }
 
     /**
diff --git a/core/java/android/net/ConnectivityThread.java b/core/java/android/net/ConnectivityThread.java
index 55c3402..0b218e7 100644
--- a/core/java/android/net/ConnectivityThread.java
+++ b/core/java/android/net/ConnectivityThread.java
@@ -27,25 +27,30 @@
  * @hide
  */
 public final class ConnectivityThread extends HandlerThread {
-    private static ConnectivityThread sInstance;
+
+    // A class implementing the lazy holder idiom: the unique static instance
+    // of ConnectivityThread is instantiated in a thread-safe way (guaranteed by
+    // the language specs) the first time that Singleton is referenced in get()
+    // or getInstanceLooper().
+    private static class Singleton {
+        private static final ConnectivityThread INSTANCE = createInstance();
+    }
 
     private ConnectivityThread() {
         super("ConnectivityThread");
     }
 
-    private static synchronized ConnectivityThread getInstance() {
-        if (sInstance == null) {
-            sInstance = new ConnectivityThread();
-            sInstance.start();
-        }
-        return sInstance;
+    private static ConnectivityThread createInstance() {
+        ConnectivityThread t = new ConnectivityThread();
+        t.start();
+        return t;
     }
 
     public static ConnectivityThread get() {
-        return getInstance();
+        return Singleton.INSTANCE;
     }
 
     public static Looper getInstanceLooper() {
-        return getInstance().getLooper();
+        return Singleton.INSTANCE.getLooper();
     }
 }
diff --git a/core/tests/coretests/src/android/net/NetworkStatsTest.java b/core/tests/coretests/src/android/net/NetworkStatsTest.java
index d48a67a..eb85eb4 100644
--- a/core/tests/coretests/src/android/net/NetworkStatsTest.java
+++ b/core/tests/coretests/src/android/net/NetworkStatsTest.java
@@ -16,6 +16,9 @@
 
 package android.net;
 
+import static android.net.NetworkStats.METERED_ALL;
+import static android.net.NetworkStats.METERED_NO;
+import static android.net.NetworkStats.METERED_YES;
 import static android.net.NetworkStats.ROAMING_ALL;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.ROAMING_YES;
@@ -45,103 +48,124 @@
     private static final long TEST_START = 1194220800000L;
 
     public void testFindIndex() throws Exception {
-        final NetworkStats stats = new NetworkStats(TEST_START, 4)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L, 0L,
-                        0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES, 1024L, 8L,
-                        1024L, 8L, 12);
+        final NetworkStats stats = new NetworkStats(TEST_START, 5)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 1024L,
+                        8L, 1024L, 8L, 12);
 
-        assertEquals(3, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES));
-        assertEquals(2, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(1, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(0, stats.findIndex(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO));
-        assertEquals(-1, stats.findIndex(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE, ROAMING_NO));
+        assertEquals(4, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES));
+        assertEquals(3, stats.findIndex(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(2, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_NO));
+        assertEquals(1, stats.findIndex(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(0, stats.findIndex(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
+        assertEquals(-1, stats.findIndex(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO));
     }
 
     public void testFindIndexHinted() {
         final NetworkStats stats = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L, 0L,
-                        0L, 10)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        0L, 0L, 10)
-                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 0L, 0L, 1024L,
-                        8L, 11)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                        1024L, 8L, 12)
-                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, ROAMING_YES, 1024L, 8L,
-                        1024L, 8L, 12);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                        1024L, 8L, 0L, 0L, 10)
+                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 0L, 0L,
+                        1024L, 8L, 11)
+                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1024L,
+                        8L, 1024L, 8L, 12)
+                .addValues(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 1024L,
+                        8L, 1024L, 8L, 12);
 
         // verify that we correctly find across regardless of hinting
         for (int hint = 0; hint < stats.size(); hint++) {
             assertEquals(0, stats.findIndexHinted(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(1, stats.findIndexHinted(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(2, stats.findIndexHinted(TEST_IFACE, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(3, stats.findIndexHinted(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
             assertEquals(4, stats.findIndexHinted(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D,
-                    ROAMING_NO, hint));
-            assertEquals(5, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
+            assertEquals(5, stats.findIndexHinted(TEST_IFACE2, 101, SET_DEFAULT, 0xF00D,
+                    METERED_YES, ROAMING_NO, hint));
             assertEquals(6, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
-                    ROAMING_YES, hint));
+                    METERED_NO, ROAMING_NO, hint));
+            assertEquals(7, stats.findIndexHinted(TEST_IFACE2, 102, SET_DEFAULT, TAG_NONE,
+                    METERED_YES, ROAMING_YES, hint));
             assertEquals(-1, stats.findIndexHinted(TEST_IFACE, 6, SET_DEFAULT, TAG_NONE,
-                    ROAMING_NO, hint));
+                    METERED_NO, ROAMING_NO, hint));
         }
     }
 
     public void testAddEntryGrow() throws Exception {
-        final NetworkStats stats = new NetworkStats(TEST_START, 3);
+        final NetworkStats stats = new NetworkStats(TEST_START, 4);
 
         assertEquals(0, stats.size());
-        assertEquals(3, stats.internalSize());
+        assertEquals(4, stats.internalSize());
 
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L, 2L,
-                2L, 3);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2L, 2L, 2L,
-                2L, 4);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 3L, 3L, 2L,
-                2L, 5);
-
-        assertEquals(3, stats.size());
-        assertEquals(3, stats.internalSize());
-
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 4L, 40L, 4L,
-                40L, 7);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 5L, 50L, 4L,
-                40L, 8);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 6L, 60L, 5L,
-                50L, 10);
-        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 7L, 70L, 5L,
-                50L, 11);
-
-        assertEquals(7, stats.size());
-        assertTrue(stats.internalSize() >= 7);
-
-        assertValues(stats, 0, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1L, 1L,
                 2L, 2L, 3);
-        assertValues(stats, 1, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2L, 2L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 2L, 2L,
                 2L, 2L, 4);
-        assertValues(stats, 2, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 3L, 3L,
-                2L, 2L, 5);
-        assertValues(stats, 3, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 4L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 3L,
+                3L, 2L, 2L, 5);
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 3L,
+                3L, 2L, 2L, 5);
+
+        assertEquals(4, stats.size());
+        assertEquals(4, stats.internalSize());
+
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 4L,
                 40L, 4L, 40L, 7);
-        assertValues(stats, 4, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 5L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 5L,
                 50L, 4L, 40L, 8);
-        assertValues(stats, 5, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_NO, 6L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 6L,
                 60L, 5L, 50L, 10);
-        assertValues(stats, 6, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, ROAMING_YES, 7L,
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 7L,
                 70L, 5L, 50L, 11);
+        stats.addValues(TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_YES, 7L,
+                70L, 5L, 50L, 11);
+
+        assertEquals(9, stats.size());
+        assertTrue(stats.internalSize() >= 9);
+
+        assertValues(stats, 0, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1L, 1L, 2L, 2L, 3);
+        assertValues(stats, 1, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                2L, 2L, 2L, 2L, 4);
+        assertValues(stats, 2, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                3L, 3L, 2L, 2L, 5);
+        assertValues(stats, 3, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES, 3L, 3L, 2L, 2L, 5);
+        assertValues(stats, 4, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                4L, 40L, 4L, 40L, 7);
+        assertValues(stats, 5, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                5L, 50L, 4L, 40L, 8);
+        assertValues(stats, 6, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                6L, 60L, 5L, 50L, 10);
+        assertValues(stats, 7, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES,
+                7L, 70L, 5L, 50L, 11);
+        assertValues(stats, 8, TEST_IFACE, TEST_UID, SET_DEFAULT, TAG_NONE, METERED_YES,
+                ROAMING_YES, 7L, 70L, 5L, 50L, 11);
     }
 
     public void testCombineExisting() throws Exception {
@@ -152,20 +176,18 @@
         stats.combineValues(TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, -128L, -1L,
                 -128L, -1L, -1);
 
-        assertValues(stats, 0, TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, ROAMING_NO, 384L, 3L,
-                128L, 1L, 9);
-        assertValues(stats, 1, TEST_IFACE, 1001, SET_DEFAULT, 0xff, ROAMING_NO, 128L, 1L, 128L,
-                1L, 2);
+        assertValues(stats, 0, TEST_IFACE, 1001, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                384L, 3L, 128L, 1L, 9);
+        assertValues(stats, 1, TEST_IFACE, 1001, SET_DEFAULT, 0xff, METERED_NO, ROAMING_NO, 128L,
+                1L, 128L, 1L, 2);
 
         // now try combining that should create row
-        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L,
-                128L, 1L, 3);
-        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 1L,
-                128L, 1L, 3);
-        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L,
-                128L, 1L, 3);
-        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, ROAMING_NO, 256L, 2L,
-                256L, 2L, 6);
+        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
+        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                128L, 1L, 128L, 1L, 3);
+        stats.combineValues(TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 3);
+        assertValues(stats, 2, TEST_IFACE, 5005, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                256L, 2L, 256L, 2L, 6);
     }
 
     public void testSubtractIdenticalData() throws Exception {
@@ -180,10 +202,10 @@
         final NetworkStats result = after.subtract(before);
 
         // identical data should result in zero delta
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
     }
 
     public void testSubtractIdenticalRows() throws Exception {
@@ -198,10 +220,10 @@
         final NetworkStats result = after.subtract(before);
 
         // expect delta between measurements
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L, 1L, 2L,
-                1L, 4);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 3L, 1L, 4L,
-                1L, 8);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1L,
+                1L, 2L, 1L, 4);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 3L,
+                1L, 4L, 1L, 8);
     }
 
     public void testSubtractNewRows() throws Exception {
@@ -217,12 +239,12 @@
         final NetworkStats result = after.subtract(before);
 
         // its okay to have new rows
-        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 0L, 0L, 0L,
-                0L, 0);
-        assertValues(result, 2, TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                1024L, 8L, 20);
+        assertValues(result, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 1, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                0L, 0L, 0L, 0);
+        assertValues(result, 2, TEST_IFACE, 102, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1024L, 8L, 1024L, 8L, 20);
     }
 
     public void testSubtractMissingRows() throws Exception {
@@ -237,8 +259,8 @@
 
         // should silently drop omitted rows
         assertEquals(1, result.size());
-        assertValues(result, 0, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1L,
-                2L, 3L, 4L, 0);
+        assertValues(result, 0, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 1L, 2L, 3L, 4L, 0);
         assertEquals(4L, result.getTotalBytes());
     }
 
@@ -263,13 +285,22 @@
                 .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, 8L, 0L, 0L, 0L, 0L);
         assertEquals(64L, uidTag.getTotalBytes());
 
+        final NetworkStats uidMetered = new NetworkStats(TEST_START, 3)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L);
+        assertEquals(96L, uidMetered.getTotalBytes());
+
         final NetworkStats uidRoaming = new NetworkStats(TEST_START, 3)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_YES, 32L, 0L, 0L, 0L,
-                        0L);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 32L, 0L,
+                        0L, 0L, 0L);
         assertEquals(96L, uidRoaming.getTotalBytes());
     }
 
@@ -283,95 +314,95 @@
 
     public void testGroupedByIfaceAll() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 3)
-                .addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, ROAMING_NO, 128L, 8L, 0L, 2L,
-                        20L)
-                .addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
+                .addValues(IFACE_ALL, 100, SET_ALL, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L, 0L,
                         2L, 20L)
-                .addValues(IFACE_ALL, 101, SET_ALL, TAG_NONE, ROAMING_YES, 128L, 8L, 0L, 2L,
-                        20L);
+                .addValues(IFACE_ALL, 101, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_NO, 128L,
+                        8L, 0L, 2L, 20L)
+                .addValues(IFACE_ALL, 101, SET_ALL, TAG_NONE, METERED_NO, ROAMING_YES, 128L, 8L, 0L,
+                        2L, 20L);
         final NetworkStats grouped = uidStats.groupedByIface();
 
         assertEquals(3, uidStats.size());
         assertEquals(1, grouped.size());
 
-        assertValues(grouped, 0, IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 384L, 24L, 0L,
-                6L, 0L);
+        assertValues(grouped, 0, IFACE_ALL, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                384L, 24L, 0L, 6L, 0L);
     }
 
     public void testGroupedByIface() throws Exception {
         final NetworkStats uidStats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 512L, 32L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 4L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 512L, 32L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 2L, 20L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L, 4L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 8L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 128L,
+                        8L, 0L, 0L, 0L);
 
         final NetworkStats grouped = uidStats.groupedByIface();
 
         assertEquals(7, uidStats.size());
 
         assertEquals(2, grouped.size());
-        assertValues(grouped, 0, TEST_IFACE, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 384L, 24L, 0L,
-                2L, 0L);
-        assertValues(grouped, 1, TEST_IFACE2, UID_ALL, SET_ALL, TAG_NONE, ROAMING_ALL, 1024L, 64L,
-                0L, 0L, 0L);
+        assertValues(grouped, 0, TEST_IFACE, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                384L, 24L, 0L, 2L, 0L);
+        assertValues(grouped, 1, TEST_IFACE2, UID_ALL, SET_ALL, TAG_NONE, METERED_ALL, ROAMING_ALL,
+                1024L, 64L, 0L, 0L, 0L);
     }
 
     public void testAddAllValues() {
         final NetworkStats first = new NetworkStats(TEST_START, 5)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 0L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 32L, 0L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 32L,
+                        0L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES, 32L,
+                        0L, 0L, 0L, 0L);
 
         final NetworkStats second = new NetworkStats(TEST_START, 2)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L, 0L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 32L, 0L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 32L, 0L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 32L,
+                        0L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES, 32L,
+                        0L, 0L, 0L, 0L);
 
         first.combineAllValues(second);
 
         assertEquals(4, first.size());
-        assertValues(first, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 64L, 0L, 0L,
-                0L, 0L);
-        assertValues(first, 1, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 0L,
-                0L, 0L, 0L);
-        assertValues(first, 2, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, ROAMING_YES, 64L, 0L,
-                0L, 0L, 0L);
-        assertValues(first, 3, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, 32L,
+        assertValues(first, 0, TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 64L,
                 0L, 0L, 0L, 0L);
+        assertValues(first, 1, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 0L, 0L, 0L, 0L);
+        assertValues(first, 2, TEST_IFACE, 100, SET_FOREGROUND, TAG_NONE, METERED_YES, ROAMING_YES,
+                64L, 0L, 0L, 0L, 0L);
+        assertValues(first, 3, TEST_IFACE2, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 0L, 0L, 0L, 0L);
     }
 
     public void testGetTotal() {
         final NetworkStats stats = new NetworkStats(TEST_START, 7)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        2L, 20L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 512L, 32L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 4L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 512L, 32L,
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 2L, 20L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE2, 100, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L, 4L,
                         0L, 0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L, 0L,
-                        0L, 0L)
-                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L, 0L,
-                        0L)
-                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 8L, 0L,
-                        0L, 0L);
+                .addValues(TEST_IFACE2, 100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 512L,
+                        32L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO, 128L,
+                        8L, 0L, 0L, 0L)
+                .addValues(TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 128L, 8L,
+                        0L, 0L, 0L)
+                .addValues(TEST_IFACE, 100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_YES, 128L,
+                        8L, 0L, 0L, 0L);
 
         assertValues(stats.getTotal(null), 1408L, 88L, 0L, 2L, 20L);
         assertValues(stats.getTotal(null, 100), 1280L, 80L, 0L, 2L, 20L);
@@ -396,10 +427,10 @@
         final NetworkStats after = before.withoutUids(new int[] { 100 });
         assertEquals(6, before.size());
         assertEquals(2, after.size());
-        assertValues(after, 0, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 8L,
-                0L, 0L, 0L);
-        assertValues(after, 1, TEST_IFACE, 101, SET_DEFAULT, 0xF00D, ROAMING_NO, 128L, 8L, 0L,
-                0L, 0L);
+        assertValues(after, 0, TEST_IFACE, 101, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                128L, 8L, 0L, 0L, 0L);
+        assertValues(after, 1, TEST_IFACE, 101, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 128L,
+                8L, 0L, 0L, 0L);
     }
 
     public void testClone() throws Exception {
@@ -434,77 +465,90 @@
         final String underlyingIface = "wlan0";
         final int testTag1 = 8888;
         NetworkStats delta = new NetworkStats(TEST_START, 17)
-            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, 39605L, 46L, 12259L, 55L, 0L)
-            .addValues(tunIface, 10100, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
-            .addValues(tunIface, 10120, SET_DEFAULT, TAG_NONE, 72667L, 197L, 43909L, 241L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, TAG_NONE, 9297L, 17L, 4128L, 21L, 0L)
+            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 39605L, 46L,
+                    12259L, 55L, 0L)
+            .addValues(tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                    0L, 0L, 0L)
+            .addValues(tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 72667L, 197L,
+                    43909L, 241L, 0L)
+            .addValues(tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 9297L,
+                    17L, 4128L, 21L, 0L)
             // VPN package also uses some traffic through unprotected network.
-            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, 4983L, 10L, 1801L, 12L, 0L)
-            .addValues(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
+            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 4983L, 10L,
+                    1801L, 12L, 0L)
+            .addValues(tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L, 0L,
+                    0L, 0L, 0L)
             // Tag entries
-            .addValues(tunIface, 10120, SET_DEFAULT, testTag1, 21691L, 41L, 13820L, 51L, 0L)
-            .addValues(tunIface, 10120, SET_FOREGROUND, testTag1, 1281L, 2L, 665L, 2L, 0L)
+            .addValues(tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO, 21691L, 41L,
+                    13820L, 51L, 0L)
+            .addValues(tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO, 1281L, 2L,
+                    665L, 2L, 0L)
             // Irrelevant entries
-            .addValues(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, 1685L, 5L, 2070L, 6L, 0L)
+            .addValues(TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1685L, 5L,
+                    2070L, 6L, 0L)
             // Underlying Iface entries
-            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, 5178L, 8L, 2139L, 11L, 0L)
-            .addValues(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L)
-            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, 149873L, 287L,
-                    59217L /* smaller than sum(tun0) */, 299L /* smaller than sum(tun0) */, 0L)
-            .addValues(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, 0L, 0L, 0L, 0L, 0L);
+            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 5178L,
+                    8L, 2139L, 11L, 0L)
+            .addValues(underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO, 0L,
+                    0L, 0L, 0L, 0L)
+            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                    149873L, 287L, 59217L /* smaller than sum(tun0) */,
+                    299L /* smaller than sum(tun0) */, 0L)
+            .addValues(underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                    0L, 0L, 0L, 0L, 0L);
 
         assertTrue(delta.migrateTun(tunUid, tunIface, underlyingIface));
         assertEquals(20, delta.size());
 
         // tunIface and TEST_IFACE entries are not changed.
-        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 39605L, 46L, 12259L, 55L, 0L);
-        assertValues(delta, 1, tunIface, 10100, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 0L, 0L,
-                0L, 0L, 0L);
-        assertValues(delta, 2, tunIface, 10120, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 1, tunIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 2, tunIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 72667L, 197L, 43909L, 241L, 0L);
-        assertValues(delta, 3, tunIface, 10120, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 3, tunIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
                 9297L, 17L, 4128L, 21L, 0L);
-        assertValues(delta, 4, tunIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 4, tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 4983L, 10L, 1801L, 12L, 0L);
-        assertValues(delta, 5, tunIface, tunUid, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 0L, 0L,
-                0L, 0L, 0L);
-        assertValues(delta, 6, tunIface, 10120, SET_DEFAULT, testTag1, ROAMING_NO,
+        assertValues(delta, 5, tunIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 6, tunIface, 10120, SET_DEFAULT, testTag1, METERED_NO, ROAMING_NO,
                 21691L, 41L, 13820L, 51L, 0L);
-        assertValues(delta, 7, tunIface, 10120, SET_FOREGROUND, testTag1, ROAMING_NO, 1281L,
-                2L, 665L, 2L, 0L);
-        assertValues(delta, 8, TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1685L, 5L,
-                2070L, 6L, 0L);
+        assertValues(delta, 7, tunIface, 10120, SET_FOREGROUND, testTag1, METERED_NO, ROAMING_NO,
+                1281L, 2L, 665L, 2L, 0L);
+        assertValues(delta, 8, TEST_IFACE, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1685L, 5L, 2070L, 6L, 0L);
 
         // Existing underlying Iface entries are updated
-        assertValues(delta, 9, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                44783L, 54L, 14178L, 62L, 0L);
-        assertValues(delta, 10, underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 9, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 44783L, 54L, 14178L, 62L, 0L);
+        assertValues(delta, 10, underlyingIface, 10100, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 0L, 0L, 0L, 0L, 0L);
 
         // VPN underlying Iface entries are updated
-        assertValues(delta, 11, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                28304L, 27L, 1L, 2L, 0L);
-        assertValues(delta, 12, underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                0L, 0L, 0L, 0L, 0L);
+        assertValues(delta, 11, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 28304L, 27L, 1L, 2L, 0L);
+        assertValues(delta, 12, underlyingIface, tunUid, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 0L, 0L, 0L, 0L, 0L);
 
         // New entries are added for new application's underlying Iface traffic
-        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                72667L, 197L, 43123L, 227L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, TAG_NONE, ROAMING_NO,
-                9297L, 17L, 4054, 19L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, testTag1, ROAMING_NO,
-                21691L, 41L, 13572L, 48L, 0L);
-        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, testTag1, ROAMING_NO,
-                1281L, 2L, 653L, 1L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 72667L, 197L, 43123L, 227L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, TAG_NONE, METERED_NO,
+                ROAMING_NO, 9297L, 17L, 4054, 19L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_DEFAULT, testTag1, METERED_NO,
+                ROAMING_NO, 21691L, 41L, 13572L, 48L, 0L);
+        assertContains(delta, underlyingIface, 10120, SET_FOREGROUND, testTag1, METERED_NO,
+                ROAMING_NO, 1281L, 2L, 653L, 1L, 0L);
 
         // New entries are added for debug purpose
-        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                39605L, 46L, 12039, 51, 0);
-        assertContains(delta, underlyingIface, 10120, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                81964, 214, 47177, 246, 0);
-        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, ROAMING_ALL,
-                121569, 260, 59216, 297, 0);
+        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 39605L, 46L, 12039, 51, 0);
+        assertContains(delta, underlyingIface, 10120, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 81964, 214, 47177, 246, 0);
+        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, METERED_ALL,
+                ROAMING_ALL, 121569, 260, 59216, 297, 0);
 
     }
 
@@ -518,72 +562,78 @@
         final String underlyingIface = "wlan0";
         NetworkStats delta = new NetworkStats(TEST_START, 9)
             // 2 different apps sent/receive data via tun0.
-            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, 50000L, 25L, 100000L, 50L, 0L)
-            .addValues(tunIface, 20100, SET_DEFAULT, TAG_NONE, 500L, 2L, 200L, 5L, 0L)
+            .addValues(tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 50000L, 25L,
+                    100000L, 50L, 0L)
+            .addValues(tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 500L, 2L,
+                    200L, 5L, 0L)
             // VPN package resends data through the tunnel (with exaggerated overhead)
-            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, 240000, 100L, 120000L, 60L, 0L)
+            .addValues(tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 240000,
+                    100L, 120000L, 60L, 0L)
             // 1 app already has some traffic on the underlying interface, the other doesn't yet
-            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, 1000L, 10L, 2000L, 20L, 0L)
+            .addValues(underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 1000L,
+                    10L, 2000L, 20L, 0L)
             // Traffic through the underlying interface via the vpn app.
             // This test should redistribute this data correctly.
-            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE,
+            .addValues(underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                     75500L, 37L, 130000L, 70L, 0L);
 
         assertTrue(delta.migrateTun(tunUid, tunIface, underlyingIface));
         assertEquals(9, delta.size());
 
         // tunIface entries should not be changed.
-        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 0, tunIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 50000L, 25L, 100000L, 50L, 0L);
-        assertValues(delta, 1, tunIface, 20100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 1, tunIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 500L, 2L, 200L, 5L, 0L);
-        assertValues(delta, 2, tunIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+        assertValues(delta, 2, tunIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                 240000L, 100L, 120000L, 60L, 0L);
 
         // Existing underlying Iface entries are updated
-        assertValues(delta, 3, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                51000L, 35L, 102000L, 70L, 0L);
+        assertValues(delta, 3, underlyingIface, 10100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 51000L, 35L, 102000L, 70L, 0L);
 
         // VPN underlying Iface entries are updated
-        assertValues(delta, 4, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                25000L, 10L, 29800L, 15L, 0L);
+        assertValues(delta, 4, underlyingIface, tunUid, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 25000L, 10L, 29800L, 15L, 0L);
 
         // New entries are added for new application's underlying Iface traffic
-        assertContains(delta, underlyingIface, 20100, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                500L, 2L, 200L, 5L, 0L);
+        assertContains(delta, underlyingIface, 20100, SET_DEFAULT, TAG_NONE, METERED_NO,
+                ROAMING_NO, 500L, 2L, 200L, 5L, 0L);
 
         // New entries are added for debug purpose
-        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                50000L, 25L, 100000L, 50L, 0L);
-        assertContains(delta, underlyingIface, 20100, SET_DBG_VPN_IN, TAG_NONE, ROAMING_NO,
-                500, 2L, 200L, 5L, 0L);
-        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, ROAMING_ALL,
-                50500L, 27L, 100200L, 55, 0);
+        assertContains(delta, underlyingIface, 10100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 50000L, 25L, 100000L, 50L, 0L);
+        assertContains(delta, underlyingIface, 20100, SET_DBG_VPN_IN, TAG_NONE, METERED_NO,
+                ROAMING_NO, 500, 2L, 200L, 5L, 0L);
+        assertContains(delta, underlyingIface, tunUid, SET_DBG_VPN_OUT, TAG_NONE, METERED_ALL,
+                ROAMING_ALL, 50500L, 27L, 100200L, 55, 0);
     }
 
     private static void assertContains(NetworkStats stats,  String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            long operations) {
-        int index = stats.findIndex(iface, uid, set, tag, roaming);
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, long operations) {
+        int index = stats.findIndex(iface, uid, set, tag, metered, roaming);
         assertTrue(index != -1);
-        assertValues(stats, index, iface, uid, set, tag, roaming,
+        assertValues(stats, index, iface, uid, set, tag, metered, roaming,
                 rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private static void assertValues(NetworkStats stats, int index, String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            long operations) {
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, long operations) {
         final NetworkStats.Entry entry = stats.getValues(index, null);
-        assertValues(entry, iface, uid, set, tag, roaming);
+        assertValues(entry, iface, uid, set, tag, metered, roaming);
         assertValues(entry, rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private static void assertValues(
-            NetworkStats.Entry entry, String iface, int uid, int set, int tag, int roaming) {
+            NetworkStats.Entry entry, String iface, int uid, int set, int tag, int metered,
+            int roaming) {
         assertEquals(iface, entry.iface);
         assertEquals(uid, entry.uid);
         assertEquals(set, entry.set);
         assertEquals(tag, entry.tag);
+        assertEquals(metered, entry.metered);
         assertEquals(roaming, entry.roaming);
     }
 
diff --git a/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java b/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
index 327f3fd..7f13abc 100644
--- a/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
+++ b/core/tests/coretests/src/com/android/internal/net/NetworkStatsFactoryTest.java
@@ -16,6 +16,7 @@
 
 package com.android.internal.net;
 
+import static android.net.NetworkStats.METERED_NO;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.SET_ALL;
 import static android.net.NetworkStats.SET_DEFAULT;
@@ -101,12 +102,14 @@
 
         final NetworkStats stats = mFactory.readNetworkStatsDetail();
         assertEquals(70, stats.size());
-        assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 578L, 227423L, 676L);
+        assertStatsEntry(stats, "rmnet1", 10021, SET_DEFAULT, 0x30100000, 219110L, 578L, 227423L,
+                676L);
         assertStatsEntry(stats, "rmnet1", 10021, SET_FOREGROUND, 0x30100000, 742L, 3L, 1265L, 3L);
     }
 
     public void testNetworkStatsSingle() throws Exception {
-        stageFile(R.raw.xt_qtaguid_iface_typical, new File(mTestProc, "net/xt_qtaguid/iface_stat_all"));
+        stageFile(R.raw.xt_qtaguid_iface_typical,
+                new File(mTestProc, "net/xt_qtaguid/iface_stat_all"));
 
         final NetworkStats stats = mFactory.readNetworkStatsSummaryDev();
         assertEquals(6, stats.size());
@@ -122,7 +125,8 @@
         final NetworkStats stats = mFactory.readNetworkStatsSummaryXt();
         assertEquals(3, stats.size());
         assertStatsEntry(stats, "rmnet0", UID_ALL, SET_ALL, TAG_NONE, 6824L, 16L, 5692L, 10L);
-        assertStatsEntry(stats, "rmnet1", UID_ALL, SET_ALL, TAG_NONE, 11153922L, 8051L, 190226L, 2468L);
+        assertStatsEntry(stats, "rmnet1", UID_ALL, SET_ALL, TAG_NONE, 11153922L, 8051L, 190226L,
+                2468L);
         assertStatsEntry(stats, "rmnet2", UID_ALL, SET_ALL, TAG_NONE, 4968L, 35L, 3081L, 39L);
     }
 
@@ -157,7 +161,7 @@
 
     private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set,
             int tag, long rxBytes, long txBytes) {
-        final int i = stats.findIndex(iface, uid, set, tag, ROAMING_NO);
+        final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO);
         final NetworkStats.Entry entry = stats.getValues(i, null);
         assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
         assertEquals("unexpected txBytes", txBytes, entry.txBytes);
@@ -165,7 +169,7 @@
 
     private static void assertStatsEntry(NetworkStats stats, String iface, int uid, int set,
             int tag, long rxBytes, long rxPackets, long txBytes, long txPackets) {
-        final int i = stats.findIndex(iface, uid, set, tag, ROAMING_NO);
+        final int i = stats.findIndex(iface, uid, set, tag, METERED_NO, ROAMING_NO);
         final NetworkStats.Entry entry = stats.getValues(i, null);
         assertEquals("unexpected rxBytes", rxBytes, entry.rxBytes);
         assertEquals("unexpected rxPackets", rxPackets, entry.rxPackets);
diff --git a/services/core/java/com/android/server/ConnectivityService.java b/services/core/java/com/android/server/ConnectivityService.java
index 34f17a2..8c38ed6 100644
--- a/services/core/java/com/android/server/ConnectivityService.java
+++ b/services/core/java/com/android/server/ConnectivityService.java
@@ -1804,11 +1804,14 @@
     private void updateMtu(LinkProperties newLp, LinkProperties oldLp) {
         final String iface = newLp.getInterfaceName();
         final int mtu = newLp.getMtu();
+        if (oldLp == null && mtu == 0) {
+            // Silently ignore unset MTU value.
+            return;
+        }
         if (oldLp != null && newLp.isIdenticalMtu(oldLp)) {
             if (VDBG) log("identical MTU - not setting");
             return;
         }
-
         if (LinkProperties.isValidMtu(mtu, newLp.hasGlobalIPv6Address()) == false) {
             if (mtu != 0) loge("Unexpected mtu value: " + mtu + ", " + iface);
             return;
@@ -2602,14 +2605,28 @@
                 "request NetworkCapabilities", ConnectivityManager.CALLBACK_CAP_CHANGED);
     }
 
+    private void handleTimedOutNetworkRequest(final NetworkRequestInfo nri) {
+        if (mNetworkRequests.get(nri.request) != null && mNetworkForRequestId.get(
+                nri.request.requestId) == null) {
+            handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_UNAVAIL);
+        }
+    }
+
     private void handleReleaseNetworkRequest(NetworkRequest request, int callingUid) {
         final NetworkRequestInfo nri = getNriForAppRequest(
                 request, callingUid, "release NetworkRequest");
-        if (nri == null) return;
+        if (nri != null) {
+            handleRemoveNetworkRequest(nri, ConnectivityManager.CALLBACK_RELEASED);
+        }
+    }
 
-        if (VDBG || (DBG && nri.request.isRequest())) log("releasing " + request);
+    private void handleRemoveNetworkRequest(final NetworkRequestInfo nri, final int whichCallback) {
+        final String logCallbackType = ConnectivityManager.getCallbackName(whichCallback);
+        if (VDBG || (DBG && nri.request.isRequest())) {
+            log("releasing " + nri.request + " (" + logCallbackType + ")");
+        }
         nri.unlinkDeathRecipient();
-        mNetworkRequests.remove(request);
+        mNetworkRequests.remove(nri.request);
         synchronized (mUidToNetworkRequestCount) {
             int requests = mUidToNetworkRequestCount.get(nri.mUid, 0);
             if (requests < 1) {
@@ -2703,7 +2720,7 @@
                 }
             }
         }
-        callCallbackForRequest(nri, null, ConnectivityManager.CALLBACK_RELEASED, 0);
+        callCallbackForRequest(nri, null, whichCallback, 0);
     }
 
     @Override
@@ -2940,6 +2957,11 @@
                     handleRegisterNetworkRequestWithIntent(msg);
                     break;
                 }
+                case EVENT_TIMEOUT_NETWORK_REQUEST: {
+                    NetworkRequestInfo nri = (NetworkRequestInfo) msg.obj;
+                    handleTimedOutNetworkRequest(nri);
+                    break;
+                }
                 case EVENT_RELEASE_NETWORK_REQUEST_WITH_INTENT: {
                     handleReleaseNetworkRequestWithIntent((PendingIntent) msg.obj, msg.arg1);
                     break;
@@ -5297,6 +5319,7 @@
     // notify only this one new request of the current state
     protected void notifyNetworkCallback(NetworkAgentInfo nai, NetworkRequestInfo nri) {
         int notifyType = ConnectivityManager.CALLBACK_AVAILABLE;
+        mHandler.removeMessages(EVENT_TIMEOUT_NETWORK_REQUEST, nri);
         if (nri.mPendingIntent == null) {
             callCallbackForRequest(nri, nai, notifyType, 0);
         } else {
diff --git a/services/core/java/com/android/server/connectivity/NetworkNotificationManager.java b/services/core/java/com/android/server/connectivity/NetworkNotificationManager.java
index f7b01be..4ff6657 100644
--- a/services/core/java/com/android/server/connectivity/NetworkNotificationManager.java
+++ b/services/core/java/com/android/server/connectivity/NetworkNotificationManager.java
@@ -19,7 +19,6 @@
 import android.app.Notification;
 import android.app.NotificationManager;
 import android.app.PendingIntent;
-import android.widget.Toast;
 import android.content.Context;
 import android.content.Intent;
 import android.content.res.Resources;
@@ -27,17 +26,40 @@
 import android.os.UserHandle;
 import android.telephony.TelephonyManager;
 import android.util.Slog;
-
+import android.util.SparseArray;
+import android.util.SparseIntArray;
+import android.widget.Toast;
 import com.android.internal.R;
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.logging.MetricsProto.MetricsEvent;
 
-import static android.net.NetworkCapabilities.*;
-
+import static android.net.NetworkCapabilities.NET_CAPABILITY_INTERNET;
+import static android.net.NetworkCapabilities.TRANSPORT_CELLULAR;
+import static android.net.NetworkCapabilities.TRANSPORT_WIFI;
 
 public class NetworkNotificationManager {
 
-    public static enum NotificationType { SIGN_IN, NO_INTERNET, LOST_INTERNET, NETWORK_SWITCH };
+    public static enum NotificationType {
+        LOST_INTERNET(MetricsEvent.NOTIFICATION_NETWORK_LOST_INTERNET),
+        NETWORK_SWITCH(MetricsEvent.NOTIFICATION_NETWORK_SWITCH),
+        NO_INTERNET(MetricsEvent.NOTIFICATION_NETWORK_NO_INTERNET),
+        SIGN_IN(MetricsEvent.NOTIFICATION_NETWORK_SIGN_IN);
 
-    private static final String NOTIFICATION_ID = "Connectivity.Notification";
+        public final int eventId;
+
+        NotificationType(int eventId) {
+            this.eventId = eventId;
+            Holder.sIdToTypeMap.put(eventId, this);
+        }
+
+        private static class Holder {
+            private static SparseArray<NotificationType> sIdToTypeMap = new SparseArray<>();
+        }
+
+        public static NotificationType getFromId(int id) {
+            return Holder.sIdToTypeMap.get(id);
+        }
+    };
 
     private static final String TAG = NetworkNotificationManager.class.getSimpleName();
     private static final boolean DBG = true;
@@ -46,11 +68,14 @@
     private final Context mContext;
     private final TelephonyManager mTelephonyManager;
     private final NotificationManager mNotificationManager;
+    // Tracks the types of notifications managed by this instance, from creation to cancellation.
+    private final SparseIntArray mNotificationTypeMap;
 
     public NetworkNotificationManager(Context c, TelephonyManager t, NotificationManager n) {
         mContext = c;
         mTelephonyManager = t;
         mNotificationManager = n;
+        mNotificationTypeMap = new SparseIntArray();
     }
 
     // TODO: deal more gracefully with multi-transport networks.
@@ -100,8 +125,10 @@
      */
     public void showNotification(int id, NotificationType notifyType, NetworkAgentInfo nai,
             NetworkAgentInfo switchToNai, PendingIntent intent, boolean highPriority) {
-        int transportType;
-        String extraInfo;
+        final String tag = tagFor(id);
+        final int eventId = notifyType.eventId;
+        final int transportType;
+        final String extraInfo;
         if (nai != null) {
             transportType = getFirstTransportType(nai);
             extraInfo = nai.networkInfo.getExtraInfo();
@@ -114,9 +141,10 @@
         }
 
         if (DBG) {
-            Slog.d(TAG, "showNotification " + notifyType
-                    + " transportType=" + getTransportName(transportType)
-                    + " extraInfo=" + extraInfo + " highPriority=" + highPriority);
+            Slog.d(TAG, String.format(
+                    "showNotification tag=%s event=%s transport=%s extraInfo=%s highPrioriy=%s",
+                    tag, nameOf(eventId), getTransportName(transportType), extraInfo,
+                    highPriority));
         }
 
         Resources r = Resources.getSystem();
@@ -154,7 +182,7 @@
             details = r.getString(R.string.network_switch_metered_detail, toTransport,
                     fromTransport);
         } else {
-            Slog.wtf(TAG, "Unknown notification type " + notifyType + "on network transport "
+            Slog.wtf(TAG, "Unknown notification type " + notifyType + " on network transport "
                     + getTransportName(transportType));
             return;
         }
@@ -184,22 +212,31 @@
 
         Notification notification = builder.build();
 
+        mNotificationTypeMap.put(id, eventId);
         try {
-            mNotificationManager.notifyAsUser(NOTIFICATION_ID, id, notification, UserHandle.ALL);
+            mNotificationManager.notifyAsUser(tag, eventId, notification, UserHandle.ALL);
         } catch (NullPointerException npe) {
-            Slog.d(TAG, "setNotificationVisible: visible notificationManager npe=" + npe);
+            Slog.d(TAG, "setNotificationVisible: visible notificationManager error", npe);
         }
     }
 
     public void clearNotification(int id) {
+        if (mNotificationTypeMap.indexOfKey(id) < 0) {
+            return;
+        }
+        final String tag = tagFor(id);
+        final int eventId = mNotificationTypeMap.get(id);
         if (DBG) {
-            Slog.d(TAG, "clearNotification id=" + id);
+            Slog.d(TAG, String.format("clearing notification tag=%s event=%s", tag,
+                   nameOf(eventId)));
         }
         try {
-            mNotificationManager.cancelAsUser(NOTIFICATION_ID, id, UserHandle.ALL);
+            mNotificationManager.cancelAsUser(tag, eventId, UserHandle.ALL);
         } catch (NullPointerException npe) {
-            Slog.d(TAG, "setNotificationVisible: cancel notificationManager npe=" + npe);
+            Slog.d(TAG, String.format(
+                    "failed to clear notification tag=%s event=%s", tag, nameOf(eventId)), npe);
         }
+        mNotificationTypeMap.delete(id);
     }
 
     /**
@@ -222,4 +259,15 @@
                 R.string.network_switch_metered_toast, fromTransport, toTransport);
         Toast.makeText(mContext, text, Toast.LENGTH_LONG).show();
     }
+
+    @VisibleForTesting
+    static String tagFor(int id) {
+        return String.format("ConnectivityNotification:%d", id);
+    }
+
+    @VisibleForTesting
+    static String nameOf(int eventId) {
+        NotificationType t = NotificationType.getFromId(eventId);
+        return (t != null) ? t.name() : "UNKNOWN";
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java b/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
index 0d5daa5..f841bf9 100644
--- a/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/NetworkManagementServiceTest.java
@@ -24,6 +24,7 @@
 import android.test.AndroidTestCase;
 import android.test.suitebuilder.annotation.LargeTest;
 import com.android.server.net.BaseNetworkObserver;
+import com.android.internal.util.test.BroadcastInterceptingContext;
 
 import static org.mockito.Mockito.doReturn;
 import static org.mockito.Mockito.mock;
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java b/services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java
deleted file mode 100644
index 9e2fd62..0000000
--- a/services/tests/servicestests/src/com/android/server/connectivity/NetdEventListenerServiceTest.java
+++ /dev/null
@@ -1,198 +0,0 @@
-/*
- * Copyright (C) 2016, The Android Open Source Project
- *
- * Licensed under the Apache License, Version 2.0 (the "License");
- * you may not use this file except in compliance with the License.
- * You may obtain a copy of the License at
- *
- *      http://www.apache.org/licenses/LICENSE-2.0
- *
- * Unless required by applicable law or agreed to in writing, software
- * distributed under the License is distributed on an "AS IS" BASIS,
- * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
- * See the License for the specific language governing permissions and
- * limitations under the License.
- */
-
-package com.android.server.connectivity;
-
-import android.net.ConnectivityManager.NetworkCallback;
-import android.net.ConnectivityManager;
-import android.net.Network;
-import android.net.metrics.DnsEvent;
-import android.net.metrics.INetdEventListener;
-import android.net.metrics.IpConnectivityLog;
-
-import junit.framework.TestCase;
-import org.junit.Before;
-import org.junit.Test;
-import static org.junit.Assert.assertArrayEquals;
-import static org.junit.Assert.assertTrue;
-
-import org.mockito.ArgumentCaptor;
-import org.mockito.Mock;
-import org.mockito.Mockito;
-import org.mockito.MockitoAnnotations;
-import static org.mockito.Mockito.any;
-import static org.mockito.Mockito.anyInt;
-import static org.mockito.Mockito.eq;
-import static org.mockito.Mockito.timeout;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-
-import java.io.FileOutputStream;
-import java.io.PrintWriter;
-import java.util.Arrays;
-import java.util.List;
-import java.util.OptionalInt;
-import java.util.stream.IntStream;
-
-public class NetdEventListenerServiceTest extends TestCase {
-
-    // TODO: read from NetdEventListenerService after this constant is read from system property
-    static final int BATCH_SIZE = 100;
-    static final int EVENT_TYPE = INetdEventListener.EVENT_GETADDRINFO;
-    // TODO: read from INetdEventListener
-    static final int RETURN_CODE = 1;
-
-    static final byte[] EVENT_TYPES  = new byte[BATCH_SIZE];
-    static final byte[] RETURN_CODES = new byte[BATCH_SIZE];
-    static final int[] LATENCIES     = new int[BATCH_SIZE];
-    static {
-        for (int i = 0; i < BATCH_SIZE; i++) {
-            EVENT_TYPES[i] = EVENT_TYPE;
-            RETURN_CODES[i] = RETURN_CODE;
-            LATENCIES[i] = i;
-        }
-    }
-
-    NetdEventListenerService mNetdEventListenerService;
-
-    @Mock ConnectivityManager mCm;
-    @Mock IpConnectivityLog mLog;
-    ArgumentCaptor<NetworkCallback> mCallbackCaptor;
-    ArgumentCaptor<DnsEvent> mEvCaptor;
-
-    public void setUp() {
-        MockitoAnnotations.initMocks(this);
-        mCallbackCaptor = ArgumentCaptor.forClass(NetworkCallback.class);
-        mEvCaptor = ArgumentCaptor.forClass(DnsEvent.class);
-        mNetdEventListenerService = new NetdEventListenerService(mCm, mLog);
-
-        verify(mCm, times(1)).registerNetworkCallback(any(), mCallbackCaptor.capture());
-    }
-
-    public void testOneBatch() throws Exception {
-        log(105, LATENCIES);
-        log(106, Arrays.copyOf(LATENCIES, BATCH_SIZE - 1)); // one lookup short of a batch event
-
-        verifyLoggedEvents(new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES));
-
-        log(106, Arrays.copyOfRange(LATENCIES, BATCH_SIZE - 1, BATCH_SIZE));
-
-        mEvCaptor = ArgumentCaptor.forClass(DnsEvent.class); // reset argument captor
-        verifyLoggedEvents(
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES));
-    }
-
-    public void testSeveralBatches() throws Exception {
-        log(105, LATENCIES);
-        log(106, LATENCIES);
-        log(105, LATENCIES);
-        log(107, LATENCIES);
-
-        verifyLoggedEvents(
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
-    }
-
-    public void testBatchAndNetworkLost() throws Exception {
-        byte[] eventTypes = Arrays.copyOf(EVENT_TYPES, 20);
-        byte[] returnCodes = Arrays.copyOf(RETURN_CODES, 20);
-        int[] latencies = Arrays.copyOf(LATENCIES, 20);
-
-        log(105, LATENCIES);
-        log(105, latencies);
-        mCallbackCaptor.getValue().onLost(new Network(105));
-        log(105, LATENCIES);
-
-        verifyLoggedEvents(
-            new DnsEvent(105, eventTypes, returnCodes, latencies),
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES));
-    }
-
-    public void testConcurrentBatchesAndDumps() throws Exception {
-        final long stop = System.currentTimeMillis() + 100;
-        final PrintWriter pw = new PrintWriter(new FileOutputStream("/dev/null"));
-        new Thread() {
-            public void run() {
-                while (System.currentTimeMillis() < stop) {
-                    mNetdEventListenerService.dump(pw);
-                }
-            }
-        }.start();
-
-        logAsync(105, LATENCIES);
-        logAsync(106, LATENCIES);
-        logAsync(107, LATENCIES);
-
-        verifyLoggedEvents(500,
-            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES),
-            new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
-    }
-
-    public void testConcurrentBatchesAndNetworkLoss() throws Exception {
-        logAsync(105, LATENCIES);
-        Thread.sleep(10L);
-        // call onLost() asynchronously to logAsync's onDnsEvent() calls.
-        mCallbackCaptor.getValue().onLost(new Network(105));
-
-        // do not verify unpredictable batch
-        verify(mLog, timeout(500).times(1)).log(any());
-    }
-
-    void log(int netId, int[] latencies) {
-        for (int l : latencies) {
-            mNetdEventListenerService.onDnsEvent(netId, EVENT_TYPE, RETURN_CODE, l, null, null, 0,
-                    0);
-        }
-    }
-
-    void logAsync(int netId, int[] latencies) {
-        new Thread() {
-            public void run() {
-                log(netId, latencies);
-            }
-        }.start();
-    }
-
-    void verifyLoggedEvents(DnsEvent... expected) {
-        verifyLoggedEvents(0, expected);
-    }
-
-    void verifyLoggedEvents(int wait, DnsEvent... expectedEvents) {
-        verify(mLog, timeout(wait).times(expectedEvents.length)).log(mEvCaptor.capture());
-        for (DnsEvent got : mEvCaptor.getAllValues()) {
-            OptionalInt index = IntStream.range(0, expectedEvents.length)
-                    .filter(i -> eventsEqual(expectedEvents[i], got))
-                    .findFirst();
-            // Don't match same expected event more than once.
-            index.ifPresent(i -> expectedEvents[i] = null);
-            assertTrue(index.isPresent());
-        }
-    }
-
-    /** equality function for DnsEvent to avoid overriding equals() and hashCode(). */
-    static boolean eventsEqual(DnsEvent expected, DnsEvent got) {
-        return (expected == got) || ((expected != null) && (got != null)
-                && (expected.netId == got.netId)
-                && Arrays.equals(expected.eventTypes, got.eventTypes)
-                && Arrays.equals(expected.returnCodes, got.returnCodes)
-                && Arrays.equals(expected.latenciesMs, got.latenciesMs));
-    }
-}
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/NetworkNotificationManagerTest.java b/services/tests/servicestests/src/com/android/server/connectivity/NetworkNotificationManagerTest.java
new file mode 100644
index 0000000..21c2de7
--- /dev/null
+++ b/services/tests/servicestests/src/com/android/server/connectivity/NetworkNotificationManagerTest.java
@@ -0,0 +1,142 @@
+/*
+ * Copyright (C) 2016 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.connectivity;
+
+import android.app.Notification;
+import android.app.NotificationManager;
+import android.content.Context;
+import android.content.pm.ApplicationInfo;
+import android.content.pm.PackageManager;
+import android.content.res.Resources;
+import android.net.NetworkCapabilities;
+import android.net.NetworkInfo;
+import android.telephony.TelephonyManager;
+import android.test.suitebuilder.annotation.SmallTest;
+import com.android.server.connectivity.NetworkNotificationManager.NotificationType;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Collections;
+import java.util.List;
+import junit.framework.TestCase;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+import static com.android.server.connectivity.NetworkNotificationManager.NotificationType.*;
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.anyInt;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.never;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+import static org.mockito.Mockito.when;
+
+public class NetworkNotificationManagerTest extends TestCase {
+
+    static final NetworkCapabilities CELL_CAPABILITIES = new NetworkCapabilities();
+    static final NetworkCapabilities WIFI_CAPABILITIES = new NetworkCapabilities();
+    static {
+        CELL_CAPABILITIES.addTransportType(NetworkCapabilities.TRANSPORT_CELLULAR);
+        CELL_CAPABILITIES.addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
+
+        WIFI_CAPABILITIES.addTransportType(NetworkCapabilities.TRANSPORT_WIFI);
+        WIFI_CAPABILITIES.addCapability(NetworkCapabilities.NET_CAPABILITY_INTERNET);
+    }
+
+    @Mock Context mCtx;
+    @Mock Resources mResources;
+    @Mock PackageManager mPm;
+    @Mock TelephonyManager mTelephonyManager;
+    @Mock NotificationManager mNotificationManager;
+    @Mock NetworkAgentInfo mWifiNai;
+    @Mock NetworkAgentInfo mCellNai;
+    @Mock NetworkInfo mNetworkInfo;
+    ArgumentCaptor<Notification> mCaptor;
+
+    NetworkNotificationManager mManager;
+
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mCaptor = ArgumentCaptor.forClass(Notification.class);
+        mWifiNai.networkCapabilities = WIFI_CAPABILITIES;
+        mWifiNai.networkInfo = mNetworkInfo;
+        mCellNai.networkCapabilities = CELL_CAPABILITIES;
+        mCellNai.networkInfo = mNetworkInfo;
+        when(mCtx.getResources()).thenReturn(mResources);
+        when(mCtx.getPackageManager()).thenReturn(mPm);
+        when(mCtx.getApplicationInfo()).thenReturn(new ApplicationInfo());
+        when(mNetworkInfo.getExtraInfo()).thenReturn("extra");
+        when(mResources.getColor(anyInt(), any())).thenReturn(0xFF607D8B);
+
+        mManager = new NetworkNotificationManager(mCtx, mTelephonyManager, mNotificationManager);
+    }
+
+    @SmallTest
+    public void testNotificationsShownAndCleared() {
+        final int NETWORK_ID_BASE = 100;
+        List<NotificationType> types = Arrays.asList(NotificationType.values());
+        List<Integer> ids = new ArrayList<>(types.size());
+        for (int i = 0; i < ids.size(); i++) {
+            ids.add(NETWORK_ID_BASE + i);
+        }
+        Collections.shuffle(ids);
+        Collections.shuffle(types);
+
+        for (int i = 0; i < ids.size(); i++) {
+            mManager.showNotification(ids.get(i), types.get(i), mWifiNai, mCellNai, null, false);
+        }
+
+        Collections.shuffle(ids);
+        for (int i = 0; i < ids.size(); i++) {
+            mManager.clearNotification(ids.get(i));
+        }
+
+        for (int i = 0; i < ids.size(); i++) {
+            final int id = ids.get(i);
+            final int eventId = types.get(i).eventId;
+            final String tag = NetworkNotificationManager.tagFor(id);
+            verify(mNotificationManager, times(1)).notifyAsUser(eq(tag), eq(eventId), any(), any());
+            verify(mNotificationManager, times(1)).cancelAsUser(eq(tag), eq(eventId), any());
+        }
+    }
+
+    @SmallTest
+    public void testNoInternetNotificationsNotShownForCellular() {
+        mManager.showNotification(100, NO_INTERNET, mCellNai, mWifiNai, null, false);
+        mManager.showNotification(101, LOST_INTERNET, mCellNai, mWifiNai, null, false);
+
+        verify(mNotificationManager, never()).notifyAsUser(any(), anyInt(), any(), any());
+
+        mManager.showNotification(102, NO_INTERNET, mWifiNai, mCellNai, null, false);
+
+        final int eventId = NO_INTERNET.eventId;
+        final String tag = NetworkNotificationManager.tagFor(102);
+        verify(mNotificationManager, times(1)).notifyAsUser(eq(tag), eq(eventId), any(), any());
+    }
+
+    @SmallTest
+    public void testNotificationsNotShownIfNoInternetCapability() {
+        mWifiNai.networkCapabilities = new NetworkCapabilities();
+        mWifiNai.networkCapabilities .addTransportType(NetworkCapabilities.TRANSPORT_WIFI);
+        mManager.showNotification(102, NO_INTERNET, mWifiNai, mCellNai, null, false);
+        mManager.showNotification(103, LOST_INTERNET, mWifiNai, mCellNai, null, false);
+        mManager.showNotification(104, NETWORK_SWITCH, mWifiNai, mCellNai, null, false);
+
+        verify(mNotificationManager, never()).notifyAsUser(any(), anyInt(), any(), any());
+    }
+}
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
index 21560ac..5eee7b9 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkStatsObserversTest.java
@@ -25,6 +25,7 @@
 import static org.mockito.Mockito.when;
 
 import static android.net.NetworkStats.SET_DEFAULT;
+import static android.net.NetworkStats.METERED_NO;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.TAG_NONE;
 import static android.net.NetworkTemplate.buildTemplateMobileAll;
@@ -336,7 +337,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -344,7 +345,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -374,7 +375,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -382,7 +383,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -412,7 +413,7 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -420,7 +421,7 @@
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO,
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
                         BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
@@ -450,16 +451,17 @@
         // Baseline
         NetworkStats xtSnapshot = null;
         NetworkStats uidSnapshot = new NetworkStats(TEST_START, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                        BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
+                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                        ROAMING_NO, BASE_BYTES, 2L, BASE_BYTES, 2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
                 VPN_INFO, TEST_START);
 
         // Delta
         uidSnapshot = new NetworkStats(TEST_START + 2 * MINUTE_IN_MILLIS, 2 /* initialSize */)
-                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, ROAMING_NO,
-                        BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES, 2L, 0L);
+                .addValues(TEST_IFACE, UID_ANOTHER_USER, SET_DEFAULT, TAG_NONE, METERED_NO,
+                        ROAMING_NO, BASE_BYTES + THRESHOLD_BYTES, 2L, BASE_BYTES + THRESHOLD_BYTES,
+                        2L, 0L);
         mStatsObservers.updateStats(
                 xtSnapshot, uidSnapshot, mActiveIfaces, mActiveUidIfaces,
                 VPN_INFO, TEST_START);
diff --git a/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java b/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
index 94c6711..728eb73 100644
--- a/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
+++ b/services/tests/servicestests/src/com/android/server/net/NetworkStatsServiceTest.java
@@ -22,6 +22,9 @@
 import static android.net.ConnectivityManager.TYPE_WIFI;
 import static android.net.ConnectivityManager.TYPE_WIMAX;
 import static android.net.NetworkStats.IFACE_ALL;
+import static android.net.NetworkStats.METERED_ALL;
+import static android.net.NetworkStats.METERED_NO;
+import static android.net.NetworkStats.METERED_YES;
 import static android.net.NetworkStats.ROAMING_ALL;
 import static android.net.NetworkStats.ROAMING_NO;
 import static android.net.NetworkStats.ROAMING_YES;
@@ -40,21 +43,21 @@
 import static android.text.format.DateUtils.HOUR_IN_MILLIS;
 import static android.text.format.DateUtils.MINUTE_IN_MILLIS;
 import static android.text.format.DateUtils.WEEK_IN_MILLIS;
+
 import static com.android.server.net.NetworkStatsService.ACTION_NETWORK_STATS_POLL;
-import static org.easymock.EasyMock.anyInt;
-import static org.easymock.EasyMock.anyLong;
-import static org.easymock.EasyMock.anyObject;
-import static org.easymock.EasyMock.capture;
-import static org.easymock.EasyMock.createMock;
-import static org.easymock.EasyMock.eq;
-import static org.easymock.EasyMock.expect;
-import static org.easymock.EasyMock.expectLastCall;
-import static org.easymock.EasyMock.isA;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
+import static org.mockito.Matchers.any;
+import static org.mockito.Matchers.anyInt;
+import static org.mockito.Matchers.anyLong;
+import static org.mockito.Mockito.when;
+import static org.mockito.Mockito.verify;
 
 import android.app.AlarmManager;
-import android.app.IAlarmListener;
-import android.app.IAlarmManager;
-import android.app.PendingIntent;
 import android.app.usage.NetworkStatsManager;
 import android.content.Context;
 import android.content.Intent;
@@ -63,6 +66,7 @@
 import android.net.INetworkManagementEventObserver;
 import android.net.INetworkStatsSession;
 import android.net.LinkProperties;
+import android.net.NetworkCapabilities;
 import android.net.NetworkInfo;
 import android.net.NetworkInfo.DetailedState;
 import android.net.NetworkState;
@@ -80,23 +84,28 @@
 import android.os.MessageQueue.IdleHandler;
 import android.os.Message;
 import android.os.PowerManager;
-import android.os.WorkSource;
+import android.support.test.InstrumentationRegistry;
+import android.support.test.runner.AndroidJUnit4;
 import android.telephony.TelephonyManager;
 import android.test.AndroidTestCase;
-import android.test.suitebuilder.annotation.LargeTest;
-import android.test.suitebuilder.annotation.Suppress;
 import android.util.TrustedTime;
 
 import com.android.internal.net.VpnInfo;
-import com.android.server.BroadcastInterceptingContext;
+import com.android.internal.util.test.BroadcastInterceptingContext;
 import com.android.server.net.NetworkStatsService;
 import com.android.server.net.NetworkStatsService.NetworkStatsSettings;
 import com.android.server.net.NetworkStatsService.NetworkStatsSettings.Config;
 
 import libcore.io.IoUtils;
 
-import org.easymock.Capture;
-import org.easymock.EasyMock;
+import org.junit.After;
+import org.junit.Before;
+import org.junit.Ignore;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.MockitoAnnotations;
 
 import java.io.File;
 import java.util.ArrayList;
@@ -106,11 +115,11 @@
 /**
  * Tests for {@link NetworkStatsService}.
  *
- * TODO: This test is really brittle, largely due to overly-strict use of Easymock.
- * Rewrite w/ Mockito.
+ * TODO: This test used to be really brittle because it used Easymock - it uses Mockito now, but
+ * still uses the Easymock structure, which could be simplified.
  */
-@LargeTest
-public class NetworkStatsServiceTest extends AndroidTestCase {
+@RunWith(AndroidJUnit4.class)
+public class NetworkStatsServiceTest {
     private static final String TAG = "NetworkStatsServiceTest";
 
     private static final String TEST_IFACE = "test0";
@@ -137,10 +146,12 @@
     private BroadcastInterceptingContext mServiceContext;
     private File mStatsDir;
 
-    private INetworkManagementService mNetManager;
-    private TrustedTime mTime;
-    private NetworkStatsSettings mSettings;
-    private IConnectivityManager mConnManager;
+    private @Mock INetworkManagementService mNetManager;
+    private @Mock TrustedTime mTime;
+    private @Mock NetworkStatsSettings mSettings;
+    private @Mock IConnectivityManager mConnManager;
+    private @Mock IBinder mBinder;
+    private @Mock AlarmManager mAlarmManager;
     private IdleableHandlerThread mHandlerThread;
     private Handler mHandler;
 
@@ -148,32 +159,24 @@
     private INetworkStatsSession mSession;
     private INetworkManagementEventObserver mNetworkObserver;
 
-    @Override
+    @Before
     public void setUp() throws Exception {
-        super.setUp();
+        MockitoAnnotations.initMocks(this);
+        final Context context = InstrumentationRegistry.getContext();
 
-        mServiceContext = new BroadcastInterceptingContext(getContext());
-        mStatsDir = getContext().getFilesDir();
+        mServiceContext = new BroadcastInterceptingContext(context);
+        mStatsDir = context.getFilesDir();
         if (mStatsDir.exists()) {
             IoUtils.deleteContents(mStatsDir);
         }
 
-        mNetManager = createMock(INetworkManagementService.class);
-
-        // TODO: Mock AlarmManager when migrating this test to Mockito.
-        AlarmManager alarmManager = (AlarmManager) mServiceContext
-                .getSystemService(Context.ALARM_SERVICE);
-        mTime = createMock(TrustedTime.class);
-        mSettings = createMock(NetworkStatsSettings.class);
-        mConnManager = createMock(IConnectivityManager.class);
-
         PowerManager powerManager = (PowerManager) mServiceContext.getSystemService(
                 Context.POWER_SERVICE);
         PowerManager.WakeLock wakeLock =
                 powerManager.newWakeLock(PowerManager.PARTIAL_WAKE_LOCK, TAG);
 
         mService = new NetworkStatsService(
-                mServiceContext, mNetManager, alarmManager, wakeLock, mTime,
+                mServiceContext, mNetManager, mAlarmManager, wakeLock, mTime,
                 TelephonyManager.getDefault(), mSettings, new NetworkStatsObservers(),
                 mStatsDir, getBaseDir(mStatsDir));
         mHandlerThread = new IdleableHandlerThread("HandlerThread");
@@ -190,22 +193,20 @@
         expectNetworkStatsUidDetail(buildEmptyStats());
         expectSystemReady();
 
-        // catch INetworkManagementEventObserver during systemReady()
-        final Capture<INetworkManagementEventObserver> networkObserver = new Capture<
-                INetworkManagementEventObserver>();
-        mNetManager.registerObserver(capture(networkObserver));
-        expectLastCall().atLeastOnce();
-
-        replay();
         mService.systemReady();
         mSession = mService.openSession();
-        verifyAndReset();
+        assertNotNull("openSession() failed", mSession);
 
+
+        // catch INetworkManagementEventObserver during systemReady()
+        ArgumentCaptor<INetworkManagementEventObserver> networkObserver =
+              ArgumentCaptor.forClass(INetworkManagementEventObserver.class);
+        verify(mNetManager).registerObserver(networkObserver.capture());
         mNetworkObserver = networkObserver.getValue();
 
     }
 
-    @Override
+    @After
     public void tearDown() throws Exception {
         IoUtils.deleteContents(mStatsDir);
 
@@ -219,10 +220,9 @@
 
         mSession.close();
         mService = null;
-
-        super.tearDown();
     }
 
+    @Test
     public void testNetworkStatsWifi() throws Exception {
         // pretend that wifi network comes online; service should ask about full
         // network state, and poll any existing interfaces before updating.
@@ -231,15 +231,13 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -248,14 +246,11 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 1024L, 1L, 2048L, 2L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 1024L, 1L, 2048L, 2L, 0);
-        verifyAndReset();
+
 
         // and bump forward again, with counters going higher. this is
         // important, since polling should correctly subtract last snapshot.
@@ -265,17 +260,14 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4096L, 4L, 8192L, 8L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 4096L, 4L, 8192L, 8L, 0);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testStatsRebootPersist() throws Exception {
         assertStatsFilesExist(false);
 
@@ -286,15 +278,13 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -308,33 +298,28 @@
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 256L, 2L, 128L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 128L, 1L, 128L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.setUidForeground(UID_RED, false);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 4);
         mService.setUidForeground(UID_RED, true);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 6);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 1024L, 8L, 2048L, 16L, 0);
         assertUidTotal(sTemplateWifi, UID_RED, 1024L, 8L, 512L, 4L, 10);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, ROAMING_NO, 512L, 4L, 256L, 2L, 4);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, ROAMING_NO, 512L, 4L, 256L, 2L,
-                6);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, METERED_NO, ROAMING_NO, 512L, 4L, 256L,
+                2L, 4);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, METERED_NO, ROAMING_NO, 512L, 4L,
+                256L, 2L, 6);
         assertUidTotal(sTemplateWifi, UID_BLUE, 128L, 1L, 128L, 1L, 0);
-        verifyAndReset();
+
 
         // graceful shutdown system, which should trigger persist of stats, and
         // clear any values in memory.
         expectCurrentTime();
         expectDefaultSettings();
-        replay();
         mServiceContext.sendBroadcast(new Intent(Intent.ACTION_SHUTDOWN));
-        verifyAndReset();
-
         assertStatsFilesExist(true);
 
         // boot through serviceReady() again
@@ -343,30 +328,22 @@
         expectNetworkStatsUidDetail(buildEmptyStats());
         expectSystemReady();
 
-        // catch INetworkManagementEventObserver during systemReady()
-        final Capture<INetworkManagementEventObserver> networkObserver = new Capture<
-                INetworkManagementEventObserver>();
-        mNetManager.registerObserver(capture(networkObserver));
-        expectLastCall().atLeastOnce();
-
-        replay();
         mService.systemReady();
 
-        mNetworkObserver = networkObserver.getValue();
-
         // after systemReady(), we should have historical stats loaded again
         assertNetworkTotal(sTemplateWifi, 1024L, 8L, 2048L, 16L, 0);
         assertUidTotal(sTemplateWifi, UID_RED, 1024L, 8L, 512L, 4L, 10);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, ROAMING_NO, 512L, 4L, 256L, 2L, 4);
-        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, ROAMING_NO, 512L, 4L, 256L, 2L,
-                6);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_DEFAULT, METERED_NO, ROAMING_NO, 512L, 4L, 256L,
+                2L, 4);
+        assertUidTotal(sTemplateWifi, UID_RED, SET_FOREGROUND, METERED_NO, ROAMING_NO, 512L, 4L,
+                256L, 2L, 6);
         assertUidTotal(sTemplateWifi, UID_BLUE, 128L, 1L, 128L, 1L, 0);
-        verifyAndReset();
 
     }
 
     // TODO: simulate reboot to test bucket resize
-    @Suppress
+    @Test
+    @Ignore
     public void testStatsBucketResize() throws Exception {
         NetworkStatsHistory history = null;
 
@@ -379,12 +356,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // modify some number on wifi, and trigger poll event
         incrementCurrentTime(2 * HOUR_IN_MILLIS);
@@ -393,9 +368,6 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 512L, 4L, 512L, 4L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -403,7 +375,7 @@
         assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 4L, 512L, 4L, 0);
         assertEquals(HOUR_IN_MILLIS, history.getBucketDuration());
         assertEquals(2, history.size());
-        verifyAndReset();
+
 
         // now change bucket duration setting and trigger another poll with
         // exact same values, which should resize existing buckets.
@@ -411,9 +383,6 @@
         expectSettings(0L, 30 * MINUTE_IN_MILLIS, WEEK_IN_MILLIS);
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify identical stats, but spread across 4 buckets now
@@ -421,10 +390,10 @@
         assertValues(history, Long.MIN_VALUE, Long.MAX_VALUE, 512L, 4L, 512L, 4L, 0);
         assertEquals(30 * MINUTE_IN_MILLIS, history.getBucketDuration());
         assertEquals(4, history.size());
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUidStatsAcrossNetworks() throws Exception {
         // pretend first mobile network comes online
         expectCurrentTime();
@@ -432,12 +401,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic on first network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -449,11 +416,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -461,7 +425,7 @@
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateImsi1, UID_RED, 1536L, 12L, 512L, 4L, 10);
         assertUidTotal(sTemplateImsi1, UID_BLUE, 512L, 4L, 0L, 0L, 0);
-        verifyAndReset();
+
 
         // now switch networks; this also tests that we're okay with interfaces
         // disappearing, to verify we don't count backwards.
@@ -475,13 +439,11 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1536L, 12L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 512L, 4L, 0L, 0L, 0L));
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
         forcePollAndWaitForIdle();
-        verifyAndReset();
+
 
         // create traffic on second network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -494,11 +456,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 640L, 5L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, 0xFAAD, 128L, 1L, 1024L, 8L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_BLUE, 0xFAAD, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify original history still intact
@@ -511,10 +470,10 @@
         assertNetworkTotal(sTemplateImsi2, 128L, 1L, 1024L, 8L, 0);
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateImsi2, UID_BLUE, 128L, 1L, 1024L, 8L, 10);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUidRemovedIsMoved() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -522,12 +481,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -540,11 +497,8 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
                 .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xFAAD, 10);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -552,7 +506,7 @@
         assertUidTotal(sTemplateWifi, UID_RED, 16L, 1L, 16L, 1L, 10);
         assertUidTotal(sTemplateWifi, UID_BLUE, 4096L, 258L, 512L, 32L, 0);
         assertUidTotal(sTemplateWifi, UID_GREEN, 16L, 1L, 16L, 1L, 0);
-        verifyAndReset();
+
 
         // now pretend two UIDs are uninstalled, which should migrate stats to
         // special "removed" bucket.
@@ -565,9 +519,6 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xFAAD, 16L, 1L, 16L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 4096L, 258L, 512L, 32L, 0L)
                 .addValues(TEST_IFACE, UID_GREEN, SET_DEFAULT, TAG_NONE, 16L, 1L, 16L, 1L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
         final Intent intent = new Intent(ACTION_UID_REMOVED);
         intent.putExtra(EXTRA_UID, UID_BLUE);
         mServiceContext.sendBroadcast(intent);
@@ -581,10 +532,10 @@
         assertUidTotal(sTemplateWifi, UID_BLUE, 0L, 0L, 0L, 0L, 0);
         assertUidTotal(sTemplateWifi, UID_GREEN, 16L, 1L, 16L, 1L, 0);
         assertUidTotal(sTemplateWifi, UID_REMOVED, 4112L, 259L, 528L, 33L, 10);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testUid3g4gCombinedByTemplate() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -592,12 +543,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -607,16 +556,13 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 5);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateImsi1, UID_RED, 1024L, 8L, 1024L, 8L, 5);
-        verifyAndReset();
+
 
         // now switch over to 4g network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -627,13 +573,11 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 1024L, 8L, 1024L, 8L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
         forcePollAndWaitForIdle();
-        verifyAndReset();
+
 
         // create traffic on second network
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -645,19 +589,15 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 512L, 4L, 512L, 4L, 0L)
                 .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, TAG_NONE, 512L, 4L, 256L, 2L, 0L)
                 .addValues(TEST_IFACE2, UID_RED, SET_DEFAULT, 0xFAAD, 512L, 4L, 256L, 2L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xFAAD, 5);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify that ALL_MOBILE template combines both
         assertUidTotal(sTemplateImsi1, UID_RED, 1536L, 12L, 1280L, 10L, 10);
-
-        verifyAndReset();
     }
 
+    @Test
     public void testSummaryForAllUid() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -665,12 +605,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some traffic for two apps
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -681,17 +619,14 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 1024L, 8L, 512L, 4L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateWifi, UID_RED, 50L, 5L, 50L, 5L, 1);
         assertUidTotal(sTemplateWifi, UID_BLUE, 1024L, 8L, 512L, 4L, 0);
-        verifyAndReset();
+
 
         // now create more traffic in next hour, but only for one app
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -702,33 +637,29 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 50L, 5L, 50L, 5L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 10L, 1L, 10L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_BLUE, SET_DEFAULT, TAG_NONE, 2048L, 16L, 1024L, 8L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // first verify entire history present
         NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(3, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 50L, 5L,
-                50L, 5L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 10L, 1L, 10L,
-                1L, 1);
-        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, ROAMING_NO, 2048L, 16L,
-                1024L, 8L, 0);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 50L,
+                5L, 50L, 5L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 10L,
+                1L, 10L, 1L, 1);
+        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                2048L, 16L, 1024L, 8L, 0);
 
         // now verify that recent history only contains one uid
         final long currentTime = currentTimeMillis();
         stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, currentTime - HOUR_IN_MILLIS, currentTime, true);
         assertEquals(1, stats.size());
-        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, ROAMING_NO, 1024L, 8L,
-                512L, 4L, 0);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_BLUE, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO,
+                1024L, 8L, 512L, 4L, 0);
     }
 
+    @Test
     public void testForegroundBackground() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -736,12 +667,10 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some initial traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -751,16 +680,13 @@
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.incrementOperationCount(UID_RED, 0xF00D, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertUidTotal(sTemplateWifi, UID_RED, 128L, 2L, 128L, 2L, 1);
-        verifyAndReset();
+
 
         // now switch to foreground
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -772,12 +698,9 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, 64L, 1L, 64L, 1L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, TAG_NONE, 32L, 2L, 32L, 2L, 0L)
                 .addValues(TEST_IFACE, UID_RED, SET_FOREGROUND, 0xFAAD, 1L, 1L, 1L, 1L, 0L));
-        expectNetworkStatsPoll();
-
         mService.setUidForeground(UID_RED, true);
         mService.incrementOperationCount(UID_RED, 0xFAAD, 1);
 
-        replay();
         forcePollAndWaitForIdle();
 
         // test that we combined correctly
@@ -787,18 +710,59 @@
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(4, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 2L,
-                128L, 2L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 1L, 64L,
-                1L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, TAG_NONE, ROAMING_NO, 32L, 2L,
-                32L, 2L, 1);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, 0xFAAD, ROAMING_NO, 1L, 1L, 1L,
-                1L, 1);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L,
+                2L, 128L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L,
+                1L, 64L, 1L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, TAG_NONE, METERED_NO, ROAMING_NO,
+                32L, 2L, 32L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_FOREGROUND, 0xFAAD, METERED_NO, ROAMING_NO, 1L,
+                1L, 1L, 1L, 1);
     }
 
+    @Test
+    public void testMetered() throws Exception {
+        // pretend that network comes online
+        expectCurrentTime();
+        expectDefaultSettings();
+        expectNetworkState(buildWifiState(true /* isMetered */));
+        expectNetworkStatsSummary(buildEmptyStats());
+        expectNetworkStatsUidDetail(buildEmptyStats());
+        expectBandwidthControlCheck();
+
+        mService.forceUpdateIfaces();
+
+
+        // create some initial traffic
+        incrementCurrentTime(HOUR_IN_MILLIS);
+        expectCurrentTime();
+        expectDefaultSettings();
+        expectNetworkStatsSummary(buildEmptyStats());
+        // Note that all traffic from NetworkManagementService is tagged as METERED_NO and
+        // ROAMING_NO, because metered and roaming isn't tracked at that layer. We layer it
+        // on top by inspecting the iface properties.
+        expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_NO, ROAMING_NO, 128L,
+                        2L, 128L, 2L, 0L)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_NO, ROAMING_NO, 64L,
+                        1L, 64L, 1L, 0L));
+        mService.incrementOperationCount(UID_RED, 0xF00D, 1);
+
+        forcePollAndWaitForIdle();
+
+        // verify service recorded history
+        assertUidTotal(sTemplateWifi, UID_RED, 128L, 2L, 128L, 2L, 1);
+        // verify entire history present
+        final NetworkStats stats = mSession.getSummaryForAllUid(
+                sTemplateWifi, Long.MIN_VALUE, Long.MAX_VALUE, true);
+        assertEquals(2, stats.size());
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_YES, ROAMING_NO,
+                128L, 2L, 128L, 2L, 1);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_YES, ROAMING_NO, 64L,
+                1L, 64L, 1L, 1);
+    }
+
+    @Test
     public void testRoaming() throws Exception {
         // pretend that network comes online
         expectCurrentTime();
@@ -806,29 +770,24 @@
         expectNetworkState(buildMobile3gState(IMSI_1, true /* isRoaming */));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // Create some traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
         expectCurrentTime();
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
-        // Note that all traffic from NetworkManagementService is tagged as ROAMING_NO, because
-        // roaming isn't tracked at that layer. We layer it on top by inspecting the iface
-        // properties.
+        // Note that all traffic from NetworkManagementService is tagged as METERED_NO and
+        // ROAMING_NO, because metered and roaming isn't tracked at that layer. We layer it
+        // on top by inspecting the iface properties.
         expectNetworkStatsUidDetail(new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_NO, 128L, 2L,
-                        128L, 2L, 0L)
-                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_NO, 64L, 1L, 64L,
-                        1L, 0L));
-        expectNetworkStatsPoll();
-
-        replay();
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
+                        128L, 2L, 128L, 2L, 0L)
+                .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_NO, 64L,
+                        1L, 64L, 1L, 0L));
         forcePollAndWaitForIdle();
 
         // verify service recorded history
@@ -838,14 +797,13 @@
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 sTemplateImsi1, Long.MIN_VALUE, Long.MAX_VALUE, true);
         assertEquals(2, stats.size());
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, ROAMING_YES, 128L, 2L,
-                128L, 2L, 0);
-        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, ROAMING_YES, 64L, 1L, 64L,
-                1L, 0);
-
-        verifyAndReset();
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_YES,
+                128L, 2L, 128L, 2L, 0);
+        assertValues(stats, IFACE_ALL, UID_RED, SET_DEFAULT, 0xF00D, METERED_ALL, ROAMING_YES, 64L,
+                1L, 64L, 1L, 0);
     }
 
+    @Test
     public void testTethering() throws Exception {
         // pretend first mobile network comes online
         expectCurrentTime();
@@ -853,12 +811,10 @@
         expectNetworkState(buildMobile3gState(IMSI_1));
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
-        verifyAndReset();
+
 
         // create some tethering traffic
         incrementCurrentTime(HOUR_IN_MILLIS);
@@ -871,22 +827,20 @@
                 .addValues(TEST_IFACE, UID_RED, SET_DEFAULT, TAG_NONE, 128L, 2L, 128L, 2L, 0L);
         final String[] tetherIfacePairs = new String[] { TEST_IFACE, "wlan0" };
         final NetworkStats tetherStats = new NetworkStats(getElapsedRealtime(), 1)
-                .addValues(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L, 0L);
+                .addValues(TEST_IFACE, UID_TETHERING, SET_DEFAULT, TAG_NONE, 1920L, 14L, 384L, 2L,
+                        0L);
 
         expectNetworkStatsUidDetail(uidStats, tetherIfacePairs, tetherStats);
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateImsi1, 2048L, 16L, 512L, 4L, 0);
         assertUidTotal(sTemplateImsi1, UID_RED, 128L, 2L, 128L, 2L, 0);
         assertUidTotal(sTemplateImsi1, UID_TETHERING, 1920L, 14L, 384L, 2L, 0);
-        verifyAndReset();
 
     }
 
+    @Test
     public void testRegisterUsageCallback() throws Exception {
         // pretend that wifi network comes online; service should ask about full
         // network state, and poll any existing interfaces before updating.
@@ -895,16 +849,12 @@
         expectNetworkState(buildWifiState());
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
         expectBandwidthControlCheck();
 
-        replay();
         mService.forceUpdateIfaces();
 
         // verify service has empty history for wifi
         assertNetworkTotal(sTemplateWifi, 0L, 0L, 0L, 0L, 0);
-        verifyAndReset();
-
         String callingPackage = "the.calling.package";
         long thresholdInBytes = 1L;  // very small; should be overriden by framework
         DataUsageRequest inputRequest = new DataUsageRequest(
@@ -915,23 +865,18 @@
         LatchedHandler latchedHandler = new LatchedHandler(Looper.getMainLooper(), cv);
         Messenger messenger = new Messenger(latchedHandler);
 
-        // Allow binder to connect
-        IBinder mockBinder = createMock(IBinder.class);
-        mockBinder.linkToDeath((IBinder.DeathRecipient) anyObject(), anyInt());
-        EasyMock.replay(mockBinder);
-
         // Force poll
         expectCurrentTime();
         expectDefaultSettings();
         expectNetworkStatsSummary(buildEmptyStats());
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-        replay();
+
+
 
         // Register and verify request and that binder was called
         DataUsageRequest request =
                 mService.registerUsageCallback(callingPackage, inputRequest,
-                        messenger, mockBinder);
+                        messenger, mBinder);
         assertTrue(request.requestId > 0);
         assertTrue(Objects.equals(sTemplateWifi, request.template));
         long minThresholdInBytes = 2 * 1024 * 1024; // 2 MB
@@ -941,11 +886,11 @@
         mHandler.sendMessage(mHandler.obtainMessage(-1));
         mHandlerThread.waitForIdle(WAIT_TIMEOUT);
 
-        verifyAndReset();
+
 
         // Make sure that the caller binder gets connected
-        EasyMock.verify(mockBinder);
-        EasyMock.reset(mockBinder);
+        verify(mBinder).linkToDeath(any(IBinder.DeathRecipient.class), anyInt());
+
 
         // modify some number on wifi, and trigger poll event
         // not enough traffic to call data usage callback
@@ -955,13 +900,9 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 1024L, 1L, 2048L, 2L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
-        verifyAndReset();
         assertNetworkTotal(sTemplateWifi, 1024L, 1L, 2048L, 2L, 0);
 
         // make sure callback has not being called
@@ -975,14 +916,11 @@
         expectNetworkStatsSummary(new NetworkStats(getElapsedRealtime(), 1)
                 .addIfaceValues(TEST_IFACE, 4096000L, 4L, 8192000L, 8L));
         expectNetworkStatsUidDetail(buildEmptyStats());
-        expectNetworkStatsPoll();
-
-        replay();
         forcePollAndWaitForIdle();
 
         // verify service recorded history
         assertNetworkTotal(sTemplateWifi, 4096000L, 4L, 8192000L, 8L, 0);
-        verifyAndReset();
+
 
         // Wait for the caller to ack receipt of CALLBACK_LIMIT_REACHED
         assertTrue(cv.block(WAIT_TIMEOUT));
@@ -990,9 +928,7 @@
         cv.close();
 
         // Allow binder to disconnect
-        expect(mockBinder.unlinkToDeath((IBinder.DeathRecipient) anyObject(), anyInt()))
-                .andReturn(true);
-        EasyMock.replay(mockBinder);
+        when(mBinder.unlinkToDeath(any(IBinder.DeathRecipient.class), anyInt())).thenReturn(true);
 
         // Unregister request
         mService.unregisterUsageRequest(request);
@@ -1002,9 +938,10 @@
         assertEquals(NetworkStatsManager.CALLBACK_RELEASED, latchedHandler.mLastMessageType);
 
         // Make sure that the caller binder gets disconnected
-        EasyMock.verify(mockBinder);
+        verify(mBinder).unlinkToDeath(any(IBinder.DeathRecipient.class), anyInt());
     }
 
+    @Test
     public void testUnregisterUsageCallback_unknown_noop() throws Exception {
         String callingPackage = "the.calling.package";
         long thresholdInBytes = 10 * 1024 * 1024;  // 10 MB
@@ -1034,18 +971,18 @@
 
         // verify summary API
         final NetworkStats stats = mSession.getSummaryForNetwork(template, start, end);
-        assertValues(stats, IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, ROAMING_NO, rxBytes,
-                rxPackets, txBytes, txPackets, operations);
+        assertValues(stats, IFACE_ALL, UID_ALL, SET_DEFAULT, TAG_NONE, METERED_ALL, ROAMING_NO,
+                rxBytes, rxPackets, txBytes, txPackets, operations);
     }
 
     private void assertUidTotal(NetworkTemplate template, int uid, long rxBytes, long rxPackets,
             long txBytes, long txPackets, int operations) throws Exception {
-        assertUidTotal(template, uid, SET_ALL, ROAMING_ALL, rxBytes, rxPackets, txBytes, txPackets,
-                operations);
+        assertUidTotal(template, uid, SET_ALL, METERED_ALL, ROAMING_ALL, rxBytes, rxPackets,
+                txBytes, txPackets, operations);
     }
 
-    private void assertUidTotal(NetworkTemplate template, int uid, int set, int roaming,
-            long rxBytes, long rxPackets, long txBytes, long txPackets, int operations)
+    private void assertUidTotal(NetworkTemplate template, int uid, int set, int metered,
+            int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets, int operations)
             throws Exception {
         // verify history API
         final NetworkStatsHistory history = mSession.getHistoryForUid(
@@ -1056,38 +993,35 @@
         // verify summary API
         final NetworkStats stats = mSession.getSummaryForAllUid(
                 template, Long.MIN_VALUE, Long.MAX_VALUE, false);
-        assertValues(stats, IFACE_ALL, uid, set, TAG_NONE, roaming, rxBytes, rxPackets, txBytes,
-                txPackets, operations);
+        assertValues(stats, IFACE_ALL, uid, set, TAG_NONE, metered, roaming, rxBytes, rxPackets,
+                txBytes, txPackets, operations);
     }
 
     private void expectSystemReady() throws Exception {
-        mNetManager.setGlobalAlert(anyLong());
-        expectLastCall().atLeastOnce();
-
         expectNetworkStatsSummary(buildEmptyStats());
         expectBandwidthControlCheck();
     }
 
     private void expectNetworkState(NetworkState... state) throws Exception {
-        expect(mConnManager.getAllNetworkState()).andReturn(state).atLeastOnce();
+        when(mConnManager.getAllNetworkState()).thenReturn(state);
 
         final LinkProperties linkProp = state.length > 0 ? state[0].linkProperties : null;
-        expect(mConnManager.getActiveLinkProperties()).andReturn(linkProp).atLeastOnce();
+        when(mConnManager.getActiveLinkProperties()).thenReturn(linkProp);
     }
 
     private void expectNetworkStatsSummary(NetworkStats summary) throws Exception {
-        expect(mConnManager.getAllVpnInfo()).andReturn(new VpnInfo[0]).atLeastOnce();
+        when(mConnManager.getAllVpnInfo()).thenReturn(new VpnInfo[0]);
 
         expectNetworkStatsSummaryDev(summary);
         expectNetworkStatsSummaryXt(summary);
     }
 
     private void expectNetworkStatsSummaryDev(NetworkStats summary) throws Exception {
-        expect(mNetManager.getNetworkStatsSummaryDev()).andReturn(summary).atLeastOnce();
+        when(mNetManager.getNetworkStatsSummaryDev()).thenReturn(summary);
     }
 
     private void expectNetworkStatsSummaryXt(NetworkStats summary) throws Exception {
-        expect(mNetManager.getNetworkStatsSummaryXt()).andReturn(summary).atLeastOnce();
+        when(mNetManager.getNetworkStatsSummaryXt()).thenReturn(summary);
     }
 
     private void expectNetworkStatsUidDetail(NetworkStats detail) throws Exception {
@@ -1097,11 +1031,10 @@
     private void expectNetworkStatsUidDetail(
             NetworkStats detail, String[] tetherIfacePairs, NetworkStats tetherStats)
             throws Exception {
-        expect(mNetManager.getNetworkStatsUidDetail(eq(UID_ALL))).andReturn(detail).atLeastOnce();
+        when(mNetManager.getNetworkStatsUidDetail(UID_ALL)).thenReturn(detail);
 
         // also include tethering details, since they are folded into UID
-        expect(mNetManager.getNetworkStatsTethering())
-                .andReturn(tetherStats).atLeastOnce();
+        when(mNetManager.getNetworkStatsTethering()).thenReturn(tetherStats);
     }
 
     private void expectDefaultSettings() throws Exception {
@@ -1110,38 +1043,33 @@
 
     private void expectSettings(long persistBytes, long bucketDuration, long deleteAge)
             throws Exception {
-        expect(mSettings.getPollInterval()).andReturn(HOUR_IN_MILLIS).anyTimes();
-        expect(mSettings.getTimeCacheMaxAge()).andReturn(DAY_IN_MILLIS).anyTimes();
-        expect(mSettings.getSampleEnabled()).andReturn(true).anyTimes();
+        when(mSettings.getPollInterval()).thenReturn(HOUR_IN_MILLIS);
+        when(mSettings.getTimeCacheMaxAge()).thenReturn(DAY_IN_MILLIS);
+        when(mSettings.getSampleEnabled()).thenReturn(true);
 
         final Config config = new Config(bucketDuration, deleteAge, deleteAge);
-        expect(mSettings.getDevConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getXtConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getUidConfig()).andReturn(config).anyTimes();
-        expect(mSettings.getUidTagConfig()).andReturn(config).anyTimes();
+        when(mSettings.getDevConfig()).thenReturn(config);
+        when(mSettings.getXtConfig()).thenReturn(config);
+        when(mSettings.getUidConfig()).thenReturn(config);
+        when(mSettings.getUidTagConfig()).thenReturn(config);
 
-        expect(mSettings.getGlobalAlertBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getDevPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getXtPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getUidPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
-        expect(mSettings.getUidTagPersistBytes(anyLong())).andReturn(MB_IN_BYTES).anyTimes();
+        when(mSettings.getGlobalAlertBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getDevPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getXtPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getUidPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
+        when(mSettings.getUidTagPersistBytes(anyLong())).thenReturn(MB_IN_BYTES);
     }
 
     private void expectCurrentTime() throws Exception {
-        expect(mTime.forceRefresh()).andReturn(false).anyTimes();
-        expect(mTime.hasCache()).andReturn(true).anyTimes();
-        expect(mTime.currentTimeMillis()).andReturn(currentTimeMillis()).anyTimes();
-        expect(mTime.getCacheAge()).andReturn(0L).anyTimes();
-        expect(mTime.getCacheCertainty()).andReturn(0L).anyTimes();
-    }
-
-    private void expectNetworkStatsPoll() throws Exception {
-        mNetManager.setGlobalAlert(anyLong());
-        expectLastCall().anyTimes();
+        when(mTime.forceRefresh()).thenReturn(false);
+        when(mTime.hasCache()).thenReturn(true);
+        when(mTime.currentTimeMillis()).thenReturn(currentTimeMillis());
+        when(mTime.getCacheAge()).thenReturn(0L);
+        when(mTime.getCacheCertainty()).thenReturn(0L);
     }
 
     private void expectBandwidthControlCheck() throws Exception {
-        expect(mNetManager.isBandwidthControlEnabled()).andReturn(true).atLeastOnce();
+        when(mNetManager.isBandwidthControlEnabled()).thenReturn(true);
     }
 
     private void assertStatsFilesExist(boolean exist) {
@@ -1154,8 +1082,8 @@
     }
 
     private static void assertValues(NetworkStats stats, String iface, int uid, int set,
-            int tag, int roaming, long rxBytes, long rxPackets, long txBytes, long txPackets,
-            int operations) {
+            int tag, int metered, int roaming, long rxBytes, long rxPackets, long txBytes,
+            long txPackets, int operations) {
         final NetworkStats.Entry entry = new NetworkStats.Entry();
         List<Integer> sets = new ArrayList<>();
         if (set == SET_DEFAULT || set == SET_ALL) {
@@ -1173,11 +1101,21 @@
             roamings.add(ROAMING_YES);
         }
 
+        List<Integer> meterings = new ArrayList<>();
+        if (metered == METERED_NO || metered == METERED_ALL) {
+            meterings.add(METERED_NO);
+        }
+        if (metered == METERED_YES || metered == METERED_ALL) {
+            meterings.add(METERED_YES);
+        }
+
         for (int s : sets) {
             for (int r : roamings) {
-                final int i = stats.findIndex(iface, uid, s, tag, r);
-                if (i != -1) {
-                    entry.add(stats.getValues(i, null));
+                for (int m : meterings) {
+                    final int i = stats.findIndex(iface, uid, s, tag, m, r);
+                    if (i != -1) {
+                        entry.add(stats.getValues(i, null));
+                    }
                 }
             }
         }
@@ -1200,11 +1138,19 @@
     }
 
     private static NetworkState buildWifiState() {
+        return buildWifiState(false);
+    }
+
+    private static NetworkState buildWifiState(boolean isMetered) {
         final NetworkInfo info = new NetworkInfo(TYPE_WIFI, 0, null, null);
         info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
-        return new NetworkState(info, prop, null, null, null, TEST_SSID);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        if (!isMetered) {
+            capabilities.addCapability(NetworkCapabilities.NET_CAPABILITY_NOT_METERED);
+        }
+        return new NetworkState(info, prop, capabilities, null, null, TEST_SSID);
     }
 
     private static NetworkState buildMobile3gState(String subscriberId) {
@@ -1218,7 +1164,8 @@
         info.setRoaming(isRoaming);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(TEST_IFACE);
-        return new NetworkState(info, prop, null, null, subscriberId, null);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        return new NetworkState(info, prop, capabilities, null, subscriberId, null);
     }
 
     private static NetworkState buildMobile4gState(String iface) {
@@ -1226,7 +1173,8 @@
         info.setDetailedState(DetailedState.CONNECTED, null, null);
         final LinkProperties prop = new LinkProperties();
         prop.setInterfaceName(iface);
-        return new NetworkState(info, prop, null, null, null, null);
+        final NetworkCapabilities capabilities = new NetworkCapabilities();
+        return new NetworkState(info, prop, capabilities, null, null, null);
     }
 
     private NetworkStats buildEmptyStats() {
@@ -1249,15 +1197,6 @@
         mElapsedRealtime += duration;
     }
 
-    private void replay() {
-        EasyMock.replay(mNetManager, mTime, mSettings, mConnManager);
-    }
-
-    private void verifyAndReset() {
-        EasyMock.verify(mNetManager, mTime, mSettings, mConnManager);
-        EasyMock.reset(mNetManager, mTime, mSettings, mConnManager);
-    }
-
     private void forcePollAndWaitForIdle() {
         mServiceContext.sendBroadcast(new Intent(ACTION_NETWORK_STATS_POLL));
         // Send dummy message to make sure that any previous message has been handled
diff --git a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java b/tests/net/java/com/android/server/ConnectivityServiceTest.java
similarity index 93%
rename from services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
rename to tests/net/java/com/android/server/ConnectivityServiceTest.java
index dc96631..4b3f992 100644
--- a/services/tests/servicestests/src/com/android/server/ConnectivityServiceTest.java
+++ b/tests/net/java/com/android/server/ConnectivityServiceTest.java
@@ -68,14 +68,16 @@
 import android.os.SystemClock;
 import android.provider.Settings;
 import android.test.AndroidTestCase;
+import android.test.FlakyTest;
 import android.test.mock.MockContentResolver;
 import android.test.suitebuilder.annotation.LargeTest;
 import android.test.suitebuilder.annotation.SmallTest;
 import android.util.Log;
 import android.util.LogPrinter;
 
-import com.android.internal.util.FakeSettingsProvider;
 import com.android.internal.util.WakeupMessage;
+import com.android.internal.util.test.BroadcastInterceptingContext;
+import com.android.internal.util.test.FakeSettingsProvider;
 import com.android.server.connectivity.NetworkAgentInfo;
 import com.android.server.connectivity.NetworkMonitor;
 import com.android.server.connectivity.NetworkMonitor.CaptivePortalProbeResult;
@@ -89,6 +91,7 @@
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
 import java.util.concurrent.atomic.AtomicBoolean;
+import java.util.function.BooleanSupplier;
 
 /**
  * Tests for {@link ConnectivityService}.
@@ -215,8 +218,20 @@
             mService.waitForIdle();
             assertEquals(i, mCm.getNetworkCapabilities(n).getSignalStrength());
         }
+    }
+
+    @FlakyTest(tolerance = 3)
+    public void testNotWaitingForIdleCausesRaceConditions() {
+        // Bring up a network that we can use to send messages to ConnectivityService.
+        ConditionVariable cv = waitForConnectivityBroadcasts(1);
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        waitFor(cv);
+        Network n = mWiFiNetworkAgent.getNetwork();
+        assertNotNull(n);
 
         // Ensure that not calling waitForIdle causes a race condition.
+        final int attempts = 50;  // Causes the test to take about 200ms on bullhead-eng.
         for (int i = 0; i < attempts; i++) {
             mWiFiNetworkAgent.setSignalStrength(i);
             if (i != mCm.getNetworkCapabilities(n).getSignalStrength()) {
@@ -608,7 +623,7 @@
     }
 
     private class WrappedAvoidBadWifiTracker extends AvoidBadWifiTracker {
-        public boolean configRestrictsAvoidBadWifi;
+        public volatile boolean configRestrictsAvoidBadWifi;
 
         public WrappedAvoidBadWifiTracker(Context c, Handler h, Runnable r) {
             super(c, h, r);
@@ -713,10 +728,7 @@
     static private void waitFor(Criteria criteria) {
         int delays = 0;
         while (!criteria.get()) {
-            try {
-                Thread.sleep(50);
-            } catch (InterruptedException e) {
-            }
+            sleepFor(50);
             if (++delays == 10) fail();
         }
     }
@@ -1086,7 +1098,8 @@
         NETWORK_CAPABILITIES,
         LINK_PROPERTIES,
         LOSING,
-        LOST
+        LOST,
+        UNAVAILABLE
     }
 
     private static class CallbackInfo {
@@ -1135,6 +1148,11 @@
         }
 
         @Override
+        public void onUnavailable() {
+            setLastCallback(CallbackState.UNAVAILABLE, null, null);
+        }
+
+        @Override
         public void onLosing(Network network, int maxMsToLive) {
             setLastCallback(CallbackState.LOSING, network, maxMsToLive /* autoboxed int */);
         }
@@ -1995,6 +2013,7 @@
 
     @SmallTest
     public void testRequestBenchmark() throws Exception {
+        // TODO: turn this unit test into a real benchmarking test.
         // Benchmarks connecting and switching performance in the presence of a large number of
         // NetworkRequests.
         // 1. File NUM_REQUESTS requests.
@@ -2008,61 +2027,80 @@
         final CountDownLatch availableLatch = new CountDownLatch(NUM_REQUESTS);
         final CountDownLatch losingLatch = new CountDownLatch(NUM_REQUESTS);
 
-        final int REGISTER_TIME_LIMIT_MS = 100;
-        long startTime = System.currentTimeMillis();
         for (int i = 0; i < NUM_REQUESTS; i++) {
             callbacks[i] = new NetworkCallback() {
                 @Override public void onAvailable(Network n) { availableLatch.countDown(); }
                 @Override public void onLosing(Network n, int t) { losingLatch.countDown(); }
             };
-            mCm.registerNetworkCallback(request, callbacks[i]);
         }
-        long timeTaken = System.currentTimeMillis() - startTime;
-        String msg = String.format("Register %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, REGISTER_TIME_LIMIT_MS);
-        Log.d(TAG, msg);
-        assertTrue(msg, timeTaken < REGISTER_TIME_LIMIT_MS);
 
-        final int CONNECT_TIME_LIMIT_MS = 30;
+        final int REGISTER_TIME_LIMIT_MS = 180;
+        assertTimeLimit("Registering callbacks", REGISTER_TIME_LIMIT_MS, () -> {
+            for (NetworkCallback cb : callbacks) {
+                mCm.registerNetworkCallback(request, cb);
+            }
+        });
+
+        final int CONNECT_TIME_LIMIT_MS = 40;
         mCellNetworkAgent = new MockNetworkAgent(TRANSPORT_CELLULAR);
         // Don't request that the network validate, because otherwise connect() will block until
         // the network gets NET_CAPABILITY_VALIDATED, after all the callbacks below have fired,
         // and we won't actually measure anything.
         mCellNetworkAgent.connect(false);
-        startTime = System.currentTimeMillis();
-        if (!availableLatch.await(CONNECT_TIME_LIMIT_MS, TimeUnit.MILLISECONDS)) {
-            fail(String.format("Only dispatched %d/%d onAvailable callbacks in %dms",
-                    NUM_REQUESTS - availableLatch.getCount(), NUM_REQUESTS,
-                    CONNECT_TIME_LIMIT_MS));
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
-        Log.d(TAG, String.format("Connect, %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, CONNECT_TIME_LIMIT_MS));
 
-        final int SWITCH_TIME_LIMIT_MS = 30;
+        long onAvailableDispatchingDuration = durationOf(() -> {
+            if (!awaitLatch(availableLatch, CONNECT_TIME_LIMIT_MS)) {
+                fail(String.format("Only dispatched %d/%d onAvailable callbacks in %dms",
+                        NUM_REQUESTS - availableLatch.getCount(), NUM_REQUESTS,
+                        CONNECT_TIME_LIMIT_MS));
+            }
+        });
+        Log.d(TAG, String.format("Connect, %d callbacks: %dms, acceptable %dms",
+                NUM_REQUESTS, onAvailableDispatchingDuration, CONNECT_TIME_LIMIT_MS));
+
+        final int SWITCH_TIME_LIMIT_MS = 40;
         mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
         // Give wifi a high enough score that we'll linger cell when wifi comes up.
         mWiFiNetworkAgent.adjustScore(40);
         mWiFiNetworkAgent.connect(false);
-        startTime = System.currentTimeMillis();
-        if (!losingLatch.await(SWITCH_TIME_LIMIT_MS, TimeUnit.MILLISECONDS)) {
-            fail(String.format("Only dispatched %d/%d onLosing callbacks in %dms",
-                    NUM_REQUESTS - losingLatch.getCount(), NUM_REQUESTS, SWITCH_TIME_LIMIT_MS));
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
+
+        long onLostDispatchingDuration = durationOf(() -> {
+            if (!awaitLatch(losingLatch, SWITCH_TIME_LIMIT_MS)) {
+                fail(String.format("Only dispatched %d/%d onLosing callbacks in %dms",
+                        NUM_REQUESTS - losingLatch.getCount(), NUM_REQUESTS, SWITCH_TIME_LIMIT_MS));
+            }
+        });
         Log.d(TAG, String.format("Linger, %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, SWITCH_TIME_LIMIT_MS));
+                NUM_REQUESTS, onLostDispatchingDuration, SWITCH_TIME_LIMIT_MS));
 
         final int UNREGISTER_TIME_LIMIT_MS = 10;
-        startTime = System.currentTimeMillis();
-        for (int i = 0; i < NUM_REQUESTS; i++) {
-            mCm.unregisterNetworkCallback(callbacks[i]);
-        }
-        timeTaken = System.currentTimeMillis() - startTime;
-        msg = String.format("Unregister %d callbacks: %dms, acceptable %dms",
-                NUM_REQUESTS, timeTaken, UNREGISTER_TIME_LIMIT_MS);
+        assertTimeLimit("Unregistering callbacks", UNREGISTER_TIME_LIMIT_MS, () -> {
+            for (NetworkCallback cb : callbacks) {
+                mCm.unregisterNetworkCallback(cb);
+            }
+        });
+    }
+
+    private long durationOf(Runnable fn) {
+        long startTime = SystemClock.elapsedRealtime();
+        fn.run();
+        return SystemClock.elapsedRealtime() - startTime;
+    }
+
+    private void assertTimeLimit(String descr, long timeLimit, Runnable fn) {
+        long timeTaken = durationOf(fn);
+        String msg = String.format("%s: took %dms, limit was %dms", descr, timeTaken, timeLimit);
         Log.d(TAG, msg);
-        assertTrue(msg, timeTaken < UNREGISTER_TIME_LIMIT_MS);
+        assertTrue(msg, timeTaken <= timeLimit);
+    }
+
+    private boolean awaitLatch(CountDownLatch l, long timeoutMs) {
+        try {
+            if (l.await(timeoutMs, TimeUnit.MILLISECONDS)) {
+                return true;
+            }
+        } catch (InterruptedException e) {}
+        return false;
     }
 
     @SmallTest
@@ -2143,7 +2181,7 @@
             tracker.reevaluate();
             mService.waitForIdle();
             String msg = String.format("config=false, setting=%s", values[i]);
-            assertTrue(msg, mService.avoidBadWifi());
+            assertEventuallyTrue(() -> mService.avoidBadWifi(), 50);
             assertFalse(msg, tracker.shouldNotifyWifiUnvalidated());
         }
 
@@ -2152,19 +2190,19 @@
         Settings.Global.putInt(cr, settingName, 0);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertFalse(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> !mService.avoidBadWifi(), 50);
         assertFalse(tracker.shouldNotifyWifiUnvalidated());
 
         Settings.Global.putInt(cr, settingName, 1);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertTrue(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> mService.avoidBadWifi(), 50);
         assertFalse(tracker.shouldNotifyWifiUnvalidated());
 
         Settings.Global.putString(cr, settingName, null);
         tracker.reevaluate();
         mService.waitForIdle();
-        assertFalse(mService.avoidBadWifi());
+        assertEventuallyTrue(() -> !mService.avoidBadWifi(), 50);
         assertTrue(tracker.shouldNotifyWifiUnvalidated());
     }
 
@@ -2291,6 +2329,107 @@
         mCm.unregisterNetworkCallback(defaultCallback);
     }
 
+    /**
+     * Validate that a satisfied network request does not trigger onUnavailable() once the
+     * time-out period expires.
+     */
+    @SmallTest
+    public void testSatisfiedNetworkRequestDoesNotTriggerOnUnavailable() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.expectCallback(CallbackState.AVAILABLE, mWiFiNetworkAgent);
+
+        // pass timeout and validate that UNAVAILABLE is not called
+        sleepFor(15);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that a satisfied network request followed by a disconnected (lost) network does
+     * not trigger onUnavailable() once the time-out period expires.
+     */
+    @SmallTest
+    public void testSatisfiedThenLostNetworkRequestDoesNotTriggerOnUnavailable() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 500);
+
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.expectCallback(CallbackState.AVAILABLE, mWiFiNetworkAgent);
+        sleepFor(20);
+        mWiFiNetworkAgent.disconnect();
+        networkCallback.expectCallback(CallbackState.LOST, mWiFiNetworkAgent);
+
+        // pass timeout and validate that UNAVAILABLE is not called
+        sleepFor(600);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that when a time-out is specified for a network request the onUnavailable()
+     * callback is called when time-out expires. Then validate that if network request is
+     * (somehow) satisfied - the callback isn't called later.
+     */
+    @SmallTest
+    public void testTimedoutNetworkRequest() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        // pass timeout and validate that UNAVAILABLE is called
+        networkCallback.expectCallback(CallbackState.UNAVAILABLE, null);
+
+        // create a network satisfying request - validate that request not triggered
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.assertNoCallback();
+    }
+
+    /**
+     * Validate that when a network request is unregistered (cancelled) the time-out for that
+     * request doesn't trigger the onUnavailable() callback.
+     */
+    @SmallTest
+    public void testTimedoutAfterUnregisteredNetworkRequest() {
+        NetworkRequest nr = new NetworkRequest.Builder().addTransportType(
+                NetworkCapabilities.TRANSPORT_WIFI).build();
+        final TestNetworkCallback networkCallback = new TestNetworkCallback();
+        mCm.requestNetwork(nr, networkCallback, 10);
+
+        // remove request
+        mCm.unregisterNetworkCallback(networkCallback);
+
+        // pass timeout and validate that no callbacks
+        // Note: doesn't validate that nothing called from CS since even if called the CM already
+        // unregisters the callback and won't pass it through!
+        sleepFor(15);
+        networkCallback.assertNoCallback();
+
+        // create a network satisfying request - validate that request not triggered
+        mWiFiNetworkAgent = new MockNetworkAgent(TRANSPORT_WIFI);
+        mWiFiNetworkAgent.connect(false);
+        networkCallback.assertNoCallback();
+    }
+
+    public void assertEventuallyTrue(BooleanSupplier fn, long maxWaitingTimeMs) throws Exception {
+        long start = SystemClock.elapsedRealtime();
+        while (SystemClock.elapsedRealtime() <= start + maxWaitingTimeMs) {
+            if (fn.getAsBoolean()) {
+                return;
+            }
+            Thread.sleep(10);
+        }
+        assertTrue(fn.getAsBoolean());
+    }
+
     private static class TestKeepaliveCallback extends PacketKeepaliveCallback {
 
         public static enum CallbackType { ON_STARTED, ON_STOPPED, ON_ERROR };
@@ -2695,4 +2834,13 @@
             mCm.unregisterNetworkCallback(pendingIntent);
         }
     }
+
+    /* test utilities */
+    static private void sleepFor(int ms) {
+        try {
+            Thread.sleep(ms);
+        } catch (InterruptedException e) {
+        }
+
+    }
 }
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
similarity index 89%
rename from services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
rename to tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
index aed3635..011e505 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityEventBuilderTest.java
@@ -16,6 +16,17 @@
 
 package com.android.server.connectivity;
 
+import static com.android.server.connectivity.MetricsTestUtil.aBool;
+import static com.android.server.connectivity.MetricsTestUtil.aByteArray;
+import static com.android.server.connectivity.MetricsTestUtil.aLong;
+import static com.android.server.connectivity.MetricsTestUtil.aString;
+import static com.android.server.connectivity.MetricsTestUtil.aType;
+import static com.android.server.connectivity.MetricsTestUtil.anInt;
+import static com.android.server.connectivity.MetricsTestUtil.anIntArray;
+import static com.android.server.connectivity.MetricsTestUtil.b;
+import static com.android.server.connectivity.MetricsTestUtil.describeIpEvent;
+import static com.android.server.connectivity.metrics.IpConnectivityLogClass.IpConnectivityLog;
+
 import android.net.ConnectivityMetricsEvent;
 import android.net.metrics.ApfProgramEvent;
 import android.net.metrics.ApfStats;
@@ -28,24 +39,13 @@
 import android.net.metrics.NetworkEvent;
 import android.net.metrics.RaEvent;
 import android.net.metrics.ValidationProbeEvent;
-import com.google.protobuf.nano.MessageNano;
+import android.test.suitebuilder.annotation.SmallTest;
 import java.util.Arrays;
 import junit.framework.TestCase;
 
-import static com.android.server.connectivity.metrics.IpConnectivityLogClass.IpConnectivityLog;
-import static com.android.server.connectivity.MetricsTestUtil.aBool;
-import static com.android.server.connectivity.MetricsTestUtil.aByteArray;
-import static com.android.server.connectivity.MetricsTestUtil.aLong;
-import static com.android.server.connectivity.MetricsTestUtil.aString;
-import static com.android.server.connectivity.MetricsTestUtil.aType;
-import static com.android.server.connectivity.MetricsTestUtil.anInt;
-import static com.android.server.connectivity.MetricsTestUtil.anIntArray;
-import static com.android.server.connectivity.MetricsTestUtil.b;
-import static com.android.server.connectivity.MetricsTestUtil.describeIpEvent;
-import static com.android.server.connectivity.MetricsTestUtil.ipEv;
-
 public class IpConnectivityEventBuilderTest extends TestCase {
 
+    @SmallTest
     public void testDefaultNetworkEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(DefaultNetworkEvent.class),
@@ -58,6 +58,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  default_network_event <",
                 "    network_id <",
                 "      network_id: 102",
@@ -70,12 +72,13 @@
                 "    transport_types: 2",
                 "    transport_types: 3",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testDhcpClientEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(DhcpClientEvent.class),
@@ -86,18 +89,20 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  dhcp_event <",
                 "    duration_ms: 192",
-                "    error_code: 0",
                 "    if_name: \"wlan0\"",
                 "    state_transition: \"SomeState\"",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testDhcpErrorEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(DhcpErrorEvent.class),
@@ -107,18 +112,20 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  dhcp_event <",
                 "    duration_ms: 0",
-                "    error_code: 50397184",
                 "    if_name: \"wlan0\"",
-                "    state_transition: \"\"",
+                "    error_code: 50397184",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testDnsEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(DnsEvent.class),
@@ -130,6 +137,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  dns_lookup_batch <",
                 "    event_types: 1",
                 "    event_types: 1",
@@ -159,12 +168,13 @@
                 "    return_codes: 200",
                 "    return_codes: 178",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testIpManagerEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(IpManagerEvent.class),
@@ -175,17 +185,20 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  ip_provisioning_event <",
                 "    event_type: 1",
                 "    if_name: \"wlan0\"",
                 "    latency_ms: 5678",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testIpReachabilityEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(IpReachabilityEvent.class),
@@ -195,16 +208,19 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  ip_reachability_event <",
                 "    event_type: 512",
                 "    if_name: \"wlan0\"",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testNetworkEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(NetworkEvent.class),
@@ -215,6 +231,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  network_event <",
                 "    event_type: 5",
                 "    latency_ms: 20410",
@@ -222,12 +240,13 @@
                 "      network_id: 100",
                 "    >",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testValidationProbeEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(ValidationProbeEvent.class),
@@ -240,6 +259,7 @@
                 "dropped_events: 0",
                 "events <",
                 "  time_ms: 1",
+                "  transport: 0",
                 "  validation_probe_event <",
                 "    latency_ms: 40730",
                 "    network_id <",
@@ -248,11 +268,13 @@
                 "    probe_result: 204",
                 "    probe_type: 1",
                 "  >",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testApfProgramEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(ApfProgramEvent.class),
@@ -265,6 +287,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  apf_program_event <",
                 "    current_ras: 9",
                 "    drop_multicast: true",
@@ -273,12 +297,13 @@
                 "    lifetime: 200",
                 "    program_length: 2048",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testApfStatsSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(ApfStats.class),
@@ -294,6 +319,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  apf_statistics <",
                 "    dropped_ras: 2",
                 "    duration_ms: 45000",
@@ -304,12 +331,13 @@
                 "    received_ras: 10",
                 "    zero_lifetime_ras: 1",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
+    @SmallTest
     public void testRaEventSerialization() {
         ConnectivityMetricsEvent ev = describeIpEvent(
                 aType(RaEvent.class),
@@ -323,6 +351,8 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 1",
+                "  transport: 0",
                 "  ra_event <",
                 "    dnssl_lifetime: -1",
                 "    prefix_preferred_lifetime: 300",
@@ -331,17 +361,17 @@
                 "    route_info_lifetime: -1",
                 "    router_lifetime: 2000",
                 "  >",
-                "  time_ms: 1",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, ev);
     }
 
     static void verifySerialization(String want, ConnectivityMetricsEvent... input) {
         try {
-            byte[] got = IpConnectivityEventBuilder.serialize(0, Arrays.asList(input));
-            IpConnectivityLog log = new IpConnectivityLog();
-            MessageNano.mergeFrom(log, got);
+            byte[] got = IpConnectivityEventBuilder.serialize(0,
+                    IpConnectivityEventBuilder.toProto(Arrays.asList(input)));
+            IpConnectivityLog log = IpConnectivityLog.parseFrom(got);
             assertEquals(want, log.toString());
         } catch (Exception e) {
             fail(e.toString());
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
similarity index 86%
rename from services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
rename to tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
index 3fc89b9..450653c 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/IpConnectivityMetricsTest.java
+++ b/tests/net/java/com/android/server/connectivity/IpConnectivityMetricsTest.java
@@ -16,9 +16,13 @@
 
 package com.android.server.connectivity;
 
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.verify;
+
 import android.content.Context;
 import android.net.ConnectivityMetricsEvent;
 import android.net.IIpConnectivityMetrics;
+import android.net.metrics.ApfProgramEvent;
 import android.net.metrics.ApfStats;
 import android.net.metrics.DefaultNetworkEvent;
 import android.net.metrics.DhcpClientEvent;
@@ -28,9 +32,9 @@
 import android.net.metrics.RaEvent;
 import android.net.metrics.ValidationProbeEvent;
 import android.os.Parcelable;
+import android.test.suitebuilder.annotation.SmallTest;
 import android.util.Base64;
 import com.android.server.connectivity.metrics.IpConnectivityLogClass;
-import com.google.protobuf.nano.MessageNano;
 import java.io.PrintWriter;
 import java.io.StringWriter;
 import java.util.Collections;
@@ -42,10 +46,6 @@
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
-import static org.mockito.Mockito.timeout;
-import static org.mockito.Mockito.times;
-import static org.mockito.Mockito.verify;
-
 public class IpConnectivityMetricsTest extends TestCase {
     static final IpReachabilityEvent FAKE_EV =
             new IpReachabilityEvent("wlan0", IpReachabilityEvent.NUD_FAILED);
@@ -57,9 +57,10 @@
 
     public void setUp() {
         MockitoAnnotations.initMocks(this);
-        mService = new IpConnectivityMetrics(mCtx);
+        mService = new IpConnectivityMetrics(mCtx, (ctx) -> 2000);
     }
 
+    @SmallTest
     public void testLoggingEvents() throws Exception {
         IpConnectivityLog logger = new IpConnectivityLog(mMockService);
 
@@ -73,6 +74,7 @@
         assertEventsEqual(expectedEvent(3), got.get(2));
     }
 
+    @SmallTest
     public void testLoggingEventsWithMultipleCallers() throws Exception {
         IpConnectivityLog logger = new IpConnectivityLog(mMockService);
 
@@ -100,6 +102,7 @@
         }
     }
 
+    @SmallTest
     public void testBufferFlushing() {
         String output1 = getdump("flush");
         assertEquals("", output1);
@@ -112,6 +115,29 @@
         assertEquals("", output3);
     }
 
+    @SmallTest
+    public void testRateLimiting() {
+        final IpConnectivityLog logger = new IpConnectivityLog(mService.impl);
+        final ApfProgramEvent ev = new ApfProgramEvent(0, 0, 0, 0, 0);
+        final long fakeTimestamp = 1;
+
+        int attempt = 100; // More than burst quota, but less than buffer size.
+        for (int i = 0; i < attempt; i++) {
+            logger.log(ev);
+        }
+
+        String output1 = getdump("flush");
+        assertFalse("".equals(output1));
+
+        for (int i = 0; i < attempt; i++) {
+            assertFalse("expected event to be dropped", logger.log(fakeTimestamp, ev));
+        }
+
+        String output2 = getdump("flush");
+        assertEquals("", output2);
+    }
+
+    @SmallTest
     public void testEndToEndLogging() {
         IpConnectivityLog logger = new IpConnectivityLog(mService.impl);
 
@@ -132,22 +158,25 @@
         String want = joinLines(
                 "dropped_events: 0",
                 "events <",
+                "  time_ms: 100",
+                "  transport: 0",
                 "  ip_reachability_event <",
                 "    event_type: 512",
                 "    if_name: \"wlan0\"",
                 "  >",
-                "  time_ms: 100",
                 ">",
                 "events <",
+                "  time_ms: 200",
+                "  transport: 0",
                 "  dhcp_event <",
                 "    duration_ms: 192",
-                "    error_code: 0",
                 "    if_name: \"wlan0\"",
                 "    state_transition: \"SomeState\"",
                 "  >",
-                "  time_ms: 200",
                 ">",
                 "events <",
+                "  time_ms: 300",
+                "  transport: 0",
                 "  default_network_event <",
                 "    network_id <",
                 "      network_id: 102",
@@ -160,18 +189,19 @@
                 "    transport_types: 2",
                 "    transport_types: 3",
                 "  >",
-                "  time_ms: 300",
                 ">",
                 "events <",
+                "  time_ms: 400",
+                "  transport: 0",
                 "  ip_provisioning_event <",
                 "    event_type: 1",
                 "    if_name: \"wlan0\"",
                 "    latency_ms: 5678",
                 "  >",
-                "  time_ms: 400",
                 ">",
                 "events <",
                 "  time_ms: 500",
+                "  transport: 0",
                 "  validation_probe_event <",
                 "    latency_ms: 40730",
                 "    network_id <",
@@ -182,6 +212,8 @@
                 "  >",
                 ">",
                 "events <",
+                "  time_ms: 600",
+                "  transport: 0",
                 "  apf_statistics <",
                 "    dropped_ras: 2",
                 "    duration_ms: 45000",
@@ -192,9 +224,10 @@
                 "    received_ras: 10",
                 "    zero_lifetime_ras: 1",
                 "  >",
-                "  time_ms: 600",
                 ">",
                 "events <",
+                "  time_ms: 700",
+                "  transport: 0",
                 "  ra_event <",
                 "    dnssl_lifetime: -1",
                 "    prefix_preferred_lifetime: 300",
@@ -203,8 +236,8 @@
                 "    route_info_lifetime: -1",
                 "    router_lifetime: 2000",
                 "  >",
-                "  time_ms: 700",
-                ">");
+                ">",
+                "version: 2");
 
         verifySerialization(want, getdump("flush"));
     }
@@ -231,8 +264,7 @@
         try {
             byte[] got = Base64.decode(output, Base64.DEFAULT);
             IpConnectivityLogClass.IpConnectivityLog log =
-                    new IpConnectivityLogClass.IpConnectivityLog();
-            MessageNano.mergeFrom(log, got);
+                    IpConnectivityLogClass.IpConnectivityLog.parseFrom(got);
             assertEquals(want, log.toString());
         } catch (Exception e) {
             fail(e.toString());
@@ -260,10 +292,5 @@
     }
 
     static final Comparator<ConnectivityMetricsEvent> EVENT_COMPARATOR =
-        new Comparator<ConnectivityMetricsEvent>() {
-            @Override
-            public int compare(ConnectivityMetricsEvent ev1, ConnectivityMetricsEvent ev2) {
-                return (int) (ev1.timestamp - ev2.timestamp);
-            }
-        };
+        Comparator.comparingLong((ev) -> ev.timestamp);
 }
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/LingerMonitorTest.java b/tests/net/java/com/android/server/connectivity/LingerMonitorTest.java
similarity index 100%
rename from services/tests/servicestests/src/com/android/server/connectivity/LingerMonitorTest.java
rename to tests/net/java/com/android/server/connectivity/LingerMonitorTest.java
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/MetricsTestUtil.java b/tests/net/java/com/android/server/connectivity/MetricsTestUtil.java
similarity index 100%
rename from services/tests/servicestests/src/com/android/server/connectivity/MetricsTestUtil.java
rename to tests/net/java/com/android/server/connectivity/MetricsTestUtil.java
diff --git a/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
new file mode 100644
index 0000000..97afa60
--- /dev/null
+++ b/tests/net/java/com/android/server/connectivity/NetdEventListenerServiceTest.java
@@ -0,0 +1,326 @@
+/*
+ * Copyright (C) 2016, The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.server.connectivity;
+
+import android.net.ConnectivityManager;
+import android.net.ConnectivityManager.NetworkCallback;
+import android.net.Network;
+import android.net.metrics.DnsEvent;
+import android.net.metrics.INetdEventListener;
+import android.net.metrics.IpConnectivityLog;
+import android.os.RemoteException;
+import android.system.OsConstants;
+import android.test.suitebuilder.annotation.SmallTest;
+import com.android.server.connectivity.metrics.IpConnectivityLogClass.IpConnectivityEvent;
+import java.io.FileOutputStream;
+import java.io.PrintWriter;
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.Comparator;
+import java.util.List;
+import java.util.OptionalInt;
+import java.util.stream.IntStream;
+import junit.framework.TestCase;
+import org.junit.Before;
+import org.junit.Test;
+import org.mockito.ArgumentCaptor;
+import org.mockito.Mock;
+import org.mockito.Mockito;
+import org.mockito.MockitoAnnotations;
+
+import static org.junit.Assert.assertArrayEquals;
+import static org.junit.Assert.assertTrue;
+import static org.mockito.Mockito.any;
+import static org.mockito.Mockito.anyInt;
+import static org.mockito.Mockito.eq;
+import static org.mockito.Mockito.timeout;
+import static org.mockito.Mockito.times;
+import static org.mockito.Mockito.verify;
+
+public class NetdEventListenerServiceTest extends TestCase {
+
+    // TODO: read from NetdEventListenerService after this constant is read from system property
+    static final int BATCH_SIZE = 100;
+    static final int EVENT_TYPE = INetdEventListener.EVENT_GETADDRINFO;
+    // TODO: read from INetdEventListener
+    static final int RETURN_CODE = 1;
+
+    static final byte[] EVENT_TYPES  = new byte[BATCH_SIZE];
+    static final byte[] RETURN_CODES = new byte[BATCH_SIZE];
+    static final int[] LATENCIES     = new int[BATCH_SIZE];
+    static {
+        for (int i = 0; i < BATCH_SIZE; i++) {
+            EVENT_TYPES[i] = EVENT_TYPE;
+            RETURN_CODES[i] = RETURN_CODE;
+            LATENCIES[i] = i;
+        }
+    }
+
+    private static final String EXAMPLE_IPV4 = "192.0.2.1";
+    private static final String EXAMPLE_IPV6 = "2001:db8:1200::2:1";
+
+    NetdEventListenerService mNetdEventListenerService;
+
+    @Mock ConnectivityManager mCm;
+    @Mock IpConnectivityLog mLog;
+    ArgumentCaptor<NetworkCallback> mCallbackCaptor;
+    ArgumentCaptor<DnsEvent> mDnsEvCaptor;
+
+    public void setUp() {
+        MockitoAnnotations.initMocks(this);
+        mCallbackCaptor = ArgumentCaptor.forClass(NetworkCallback.class);
+        mDnsEvCaptor = ArgumentCaptor.forClass(DnsEvent.class);
+        mNetdEventListenerService = new NetdEventListenerService(mCm, mLog);
+
+        verify(mCm, times(1)).registerNetworkCallback(any(), mCallbackCaptor.capture());
+    }
+
+    @SmallTest
+    public void testOneDnsBatch() throws Exception {
+        log(105, LATENCIES);
+        log(106, Arrays.copyOf(LATENCIES, BATCH_SIZE - 1)); // one lookup short of a batch event
+
+        verifyLoggedDnsEvents(new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES));
+
+        log(106, Arrays.copyOfRange(LATENCIES, BATCH_SIZE - 1, BATCH_SIZE));
+
+        mDnsEvCaptor = ArgumentCaptor.forClass(DnsEvent.class); // reset argument captor
+        verifyLoggedDnsEvents(
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES));
+    }
+
+    @SmallTest
+    public void testSeveralDmsBatches() throws Exception {
+        log(105, LATENCIES);
+        log(106, LATENCIES);
+        log(105, LATENCIES);
+        log(107, LATENCIES);
+
+        verifyLoggedDnsEvents(
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
+    }
+
+    @SmallTest
+    public void testDnsBatchAndNetworkLost() throws Exception {
+        byte[] eventTypes = Arrays.copyOf(EVENT_TYPES, 20);
+        byte[] returnCodes = Arrays.copyOf(RETURN_CODES, 20);
+        int[] latencies = Arrays.copyOf(LATENCIES, 20);
+
+        log(105, LATENCIES);
+        log(105, latencies);
+        mCallbackCaptor.getValue().onLost(new Network(105));
+        log(105, LATENCIES);
+
+        verifyLoggedDnsEvents(
+            new DnsEvent(105, eventTypes, returnCodes, latencies),
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES));
+    }
+
+    @SmallTest
+    public void testConcurrentDnsBatchesAndDumps() throws Exception {
+        final long stop = System.currentTimeMillis() + 100;
+        final PrintWriter pw = new PrintWriter(new FileOutputStream("/dev/null"));
+        new Thread() {
+            public void run() {
+                while (System.currentTimeMillis() < stop) {
+                    mNetdEventListenerService.dump(pw);
+                }
+            }
+        }.start();
+
+        logDnsAsync(105, LATENCIES);
+        logDnsAsync(106, LATENCIES);
+        logDnsAsync(107, LATENCIES);
+
+        verifyLoggedDnsEvents(500,
+            new DnsEvent(105, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(106, EVENT_TYPES, RETURN_CODES, LATENCIES),
+            new DnsEvent(107, EVENT_TYPES, RETURN_CODES, LATENCIES));
+    }
+
+    @SmallTest
+    public void testConcurrentDnsBatchesAndNetworkLoss() throws Exception {
+        logDnsAsync(105, LATENCIES);
+        Thread.sleep(10L);
+        // call onLost() asynchronously to logDnsAsync's onDnsEvent() calls.
+        mCallbackCaptor.getValue().onLost(new Network(105));
+
+        // do not verify unpredictable batch
+        verify(mLog, timeout(500).times(1)).log(any());
+    }
+
+    @SmallTest
+    public void testConnectLogging() throws Exception {
+        final int OK = 0;
+        Thread[] logActions = {
+            // ignored
+            connectEventAction(OsConstants.EALREADY, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EALREADY, 0, EXAMPLE_IPV6),
+            connectEventAction(OsConstants.EINPROGRESS, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EINPROGRESS, 0, EXAMPLE_IPV6),
+            connectEventAction(OsConstants.EINPROGRESS, 0, EXAMPLE_IPV6),
+            // valid latencies
+            connectEventAction(OK, 110, EXAMPLE_IPV4),
+            connectEventAction(OK, 23, EXAMPLE_IPV4),
+            connectEventAction(OK, 45, EXAMPLE_IPV4),
+            connectEventAction(OK, 56, EXAMPLE_IPV4),
+            connectEventAction(OK, 523, EXAMPLE_IPV6),
+            connectEventAction(OK, 214, EXAMPLE_IPV6),
+            connectEventAction(OK, 67, EXAMPLE_IPV6),
+            // errors
+            connectEventAction(OsConstants.EPERM, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EPERM, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EAGAIN, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EACCES, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EACCES, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.EACCES, 0, EXAMPLE_IPV6),
+            connectEventAction(OsConstants.EADDRINUSE, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.ETIMEDOUT, 0, EXAMPLE_IPV4),
+            connectEventAction(OsConstants.ETIMEDOUT, 0, EXAMPLE_IPV6),
+            connectEventAction(OsConstants.ETIMEDOUT, 0, EXAMPLE_IPV6),
+            connectEventAction(OsConstants.ECONNREFUSED, 0, EXAMPLE_IPV4),
+        };
+
+        for (Thread t : logActions) {
+            t.start();
+        }
+        for (Thread t : logActions) {
+            t.join();
+        }
+
+        List<IpConnectivityEvent> events = new ArrayList<>();
+        mNetdEventListenerService.flushStatistics(events);
+
+        IpConnectivityEvent got = events.get(0);
+        String want = joinLines(
+                "time_ms: 0",
+                "transport: 0",
+                "connect_statistics <",
+                "  connect_count: 12",
+                "  errnos_counters <",
+                "    key: 1",
+                "    value: 2",
+                "  >",
+                "  errnos_counters <",
+                "    key: 11",
+                "    value: 1",
+                "  >",
+                "  errnos_counters <",
+                "    key: 13",
+                "    value: 3",
+                "  >",
+                "  errnos_counters <",
+                "    key: 98",
+                "    value: 1",
+                "  >",
+                "  errnos_counters <",
+                "    key: 110",
+                "    value: 3",
+                "  >",
+                "  errnos_counters <",
+                "    key: 111",
+                "    value: 1",
+                "  >",
+                "  ipv6_addr_count: 6",
+                "  latencies_ms: 23",
+                "  latencies_ms: 45",
+                "  latencies_ms: 56",
+                "  latencies_ms: 67",
+                "  latencies_ms: 110",
+                "  latencies_ms: 214",
+                "  latencies_ms: 523");
+        verifyConnectEvent(want, got);
+    }
+
+    Thread connectEventAction(int error, int latencyMs, String ipAddr) {
+        return new Thread(() -> {
+            try {
+                mNetdEventListenerService.onConnectEvent(100, error, latencyMs, ipAddr, 80, 1);
+            } catch (Exception e) {
+                fail(e.toString());
+            }
+        });
+    }
+
+    void log(int netId, int[] latencies) {
+        try {
+            for (int l : latencies) {
+                mNetdEventListenerService.onDnsEvent(netId, EVENT_TYPE, RETURN_CODE, l, null, null,
+                        0, 0);
+            }
+        } catch (RemoteException re) {
+            throw re.rethrowFromSystemServer();
+        }
+    }
+
+    void logDnsAsync(int netId, int[] latencies) {
+        new Thread() {
+            public void run() {
+                log(netId, latencies);
+            }
+        }.start();
+    }
+
+    void verifyLoggedDnsEvents(DnsEvent... expected) {
+        verifyLoggedDnsEvents(0, expected);
+    }
+
+    void verifyLoggedDnsEvents(int wait, DnsEvent... expectedEvents) {
+        verify(mLog, timeout(wait).times(expectedEvents.length)).log(mDnsEvCaptor.capture());
+        for (DnsEvent got : mDnsEvCaptor.getAllValues()) {
+            OptionalInt index = IntStream.range(0, expectedEvents.length)
+                    .filter(i -> dnsEventsEqual(expectedEvents[i], got))
+                    .findFirst();
+            // Don't match same expected event more than once.
+            index.ifPresent(i -> expectedEvents[i] = null);
+            assertTrue(index.isPresent());
+        }
+    }
+
+    /** equality function for DnsEvent to avoid overriding equals() and hashCode(). */
+    static boolean dnsEventsEqual(DnsEvent expected, DnsEvent got) {
+        return (expected == got) || ((expected != null) && (got != null)
+                && (expected.netId == got.netId)
+                && Arrays.equals(expected.eventTypes, got.eventTypes)
+                && Arrays.equals(expected.returnCodes, got.returnCodes)
+                && Arrays.equals(expected.latenciesMs, got.latenciesMs));
+    }
+
+    static String joinLines(String ... elems) {
+        StringBuilder b = new StringBuilder();
+        for (String s : elems) {
+            b.append(s).append("\n");
+        }
+        return b.toString();
+    }
+
+    static void verifyConnectEvent(String expected, IpConnectivityEvent got) {
+        try {
+            Arrays.sort(got.connectStatistics.latenciesMs);
+            Arrays.sort(got.connectStatistics.errnosCounters,
+                    Comparator.comparingInt((p) -> p.key));
+            assertEquals(expected, got.toString());
+        } catch (Exception e) {
+            fail(e.toString());
+        }
+    }
+}
diff --git a/services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java b/tests/net/java/com/android/server/connectivity/VpnTest.java
similarity index 77%
rename from services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java
rename to tests/net/java/com/android/server/connectivity/VpnTest.java
index 5d8b843..b51b277 100644
--- a/services/tests/servicestests/src/com/android/server/connectivity/VpnTest.java
+++ b/tests/net/java/com/android/server/connectivity/VpnTest.java
@@ -25,9 +25,11 @@
 
 import android.annotation.UserIdInt;
 import android.app.AppOpsManager;
+import android.app.NotificationManager;
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.content.pm.UserInfo;
+import android.net.NetworkInfo.DetailedState;
 import android.net.UidRange;
 import android.os.INetworkManagementService;
 import android.os.Looper;
@@ -43,6 +45,8 @@
 import java.util.Map;
 import java.util.Set;
 
+import org.mockito.ArgumentCaptor;
+import org.mockito.InOrder;
 import org.mockito.Mock;
 import org.mockito.MockitoAnnotations;
 
@@ -88,14 +92,18 @@
     @Mock private PackageManager mPackageManager;
     @Mock private INetworkManagementService mNetService;
     @Mock private AppOpsManager mAppOps;
+    @Mock private NotificationManager mNotificationManager;
 
     @Override
     public void setUp() throws Exception {
         MockitoAnnotations.initMocks(this);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
         setMockedPackages(mPackages);
+        when(mContext.getPackageName()).thenReturn(Vpn.class.getPackage().getName());
         when(mContext.getSystemService(eq(Context.USER_SERVICE))).thenReturn(mUserManager);
         when(mContext.getSystemService(eq(Context.APP_OPS_SERVICE))).thenReturn(mAppOps);
+        when(mContext.getSystemService(eq(Context.NOTIFICATION_SERVICE)))
+                .thenReturn(mNotificationManager);
         doNothing().when(mNetService).registerObserver(any());
     }
 
@@ -103,7 +111,7 @@
     public void testRestrictedProfilesAreAddedToVpn() {
         setMockedUsers(primaryUser, secondaryUser, restrictedProfileA, restrictedProfileB);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = vpn.createUserAndRestrictedProfilesRanges(primaryUser.id,
                 null, null);
 
@@ -117,7 +125,7 @@
     public void testManagedProfilesAreNotAddedToVpn() {
         setMockedUsers(primaryUser, managedProfileA);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = vpn.createUserAndRestrictedProfilesRanges(primaryUser.id,
                 null, null);
 
@@ -130,7 +138,7 @@
     public void testAddUserToVpnOnlyAddsOneUser() {
         setMockedUsers(primaryUser, restrictedProfileA, managedProfileA);
 
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final Set<UidRange> ranges = new ArraySet<>();
         vpn.addUserToRanges(ranges, primaryUser.id, null, null);
 
@@ -141,7 +149,7 @@
 
     @SmallTest
     public void testUidWhiteAndBlacklist() throws Exception {
-        final Vpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final UidRange user = UidRange.createForUser(primaryUser.id);
         final String[] packages = {PKGS[0], PKGS[1], PKGS[2]};
 
@@ -166,15 +174,15 @@
 
     @SmallTest
     public void testLockdownChangingPackage() throws Exception {
-        final MockVpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         final UidRange user = UidRange.createForUser(primaryUser.id);
 
         // Default state.
-        vpn.assertUnblocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
 
         // Set always-on without lockdown.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[1], false));
-        vpn.assertUnblocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
 
         // Set always-on with lockdown.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[1], true));
@@ -182,8 +190,8 @@
             new UidRange(user.start, user.start + PKG_UIDS[1] - 1),
             new UidRange(user.start + PKG_UIDS[1] + 1, user.stop)
         }));
-        vpn.assertBlocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
-        vpn.assertUnblocked(user.start + PKG_UIDS[1]);
+        assertBlocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[2], user.start + PKG_UIDS[3]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[1]);
 
         // Switch to another app.
         assertTrue(vpn.setAlwaysOnPackage(PKGS[3], true));
@@ -195,13 +203,13 @@
             new UidRange(user.start, user.start + PKG_UIDS[3] - 1),
             new UidRange(user.start + PKG_UIDS[3] + 1, user.stop)
         }));
-        vpn.assertBlocked(user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2]);
-        vpn.assertUnblocked(user.start + PKG_UIDS[3]);
+        assertBlocked(vpn, user.start + PKG_UIDS[0], user.start + PKG_UIDS[1], user.start + PKG_UIDS[2]);
+        assertUnblocked(vpn, user.start + PKG_UIDS[3]);
     }
 
     @SmallTest
     public void testLockdownAddingAProfile() throws Exception {
-        final MockVpn vpn = new MockVpn(primaryUser.id);
+        final Vpn vpn = spyVpn(primaryUser.id);
         setMockedUsers(primaryUser);
 
         // Make a copy of the restricted profile, as we're going to mark it deleted halfway through.
@@ -220,7 +228,7 @@
         }));
 
         // Verify restricted user isn't affected at first.
-        vpn.assertUnblocked(profile.start + PKG_UIDS[0]);
+        assertUnblocked(vpn, profile.start + PKG_UIDS[0]);
 
         // Add the restricted user.
         setMockedUsers(primaryUser, tempProfile);
@@ -239,24 +247,53 @@
         }));
     }
 
+    @SmallTest
+    public void testNotificationShownForAlwaysOnApp() {
+        final Vpn vpn = spyVpn(primaryUser.id);
+        final InOrder order = inOrder(vpn);
+        setMockedUsers(primaryUser);
+
+        // Don't show a notification for regular disconnected states.
+        vpn.updateState(DetailedState.DISCONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+
+        // Start showing a notification for disconnected once always-on.
+        vpn.setAlwaysOnPackage(PKGS[0], false);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(true);
+
+        // Stop showing the notification once connected.
+        vpn.updateState(DetailedState.CONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+
+        // Show the notification if we disconnect again.
+        vpn.updateState(DetailedState.DISCONNECTED, TAG);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(true);
+
+        // Notification should be cleared after unsetting always-on package.
+        vpn.setAlwaysOnPackage(null, false);
+        order.verify(vpn).updateAlwaysOnNotificationInternal(false);
+    }
+
     /**
-     * A subclass of {@link Vpn} with some of the fields pre-mocked.
+     * Mock some methods of vpn object.
      */
-    private class MockVpn extends Vpn {
-        public MockVpn(@UserIdInt int userId) {
-            super(Looper.myLooper(), mContext, mNetService, userId);
-        }
+    private Vpn spyVpn(@UserIdInt int userId) {
+        final Vpn vpn = spy(new Vpn(Looper.myLooper(), mContext, mNetService, userId));
 
-        public void assertBlocked(int... uids) {
-            for (int uid : uids) {
-                assertTrue("Uid " + uid + " should be blocked", isBlockingUid(uid));
-            }
-        }
+        // Block calls to the NotificationManager or PendingIntent#getActivity.
+        doNothing().when(vpn).updateAlwaysOnNotificationInternal(anyBoolean());
+        return vpn;
+    }
 
-        public void assertUnblocked(int... uids) {
-            for (int uid : uids) {
-                assertFalse("Uid " + uid + " should not be blocked", isBlockingUid(uid));
-            }
+    private static void assertBlocked(Vpn vpn, int... uids) {
+        for (int uid : uids) {
+            assertTrue("Uid " + uid + " should be blocked", vpn.isBlockingUid(uid));
+        }
+    }
+
+    private static void assertUnblocked(Vpn vpn, int... uids) {
+        for (int uid : uids) {
+            assertFalse("Uid " + uid + " should not be blocked", vpn.isBlockingUid(uid));
         }
     }