Make notification icons and autocancel overlayable

Allow overlays to change the connectivity notification icons, and
whether the notifications are auto-cancelled.

This does not change default behavior, but is necessary to allow vendors
to adapt the notifications to their standards.

Bug: 173171709
Bug: 172048052
Test: atest NetworkNotificationManagerTest
      Added test overlay, verified icon replaced
Original-Change: https://android-review.googlesource.com/1753822
Merged-In: Ibbb765a5e828b8b870cbfb81e89df2dbd2828be7
Change-Id: Ibbb765a5e828b8b870cbfb81e89df2dbd2828be7
diff --git a/service/ServiceConnectivityResources/res/values/config.xml b/service/ServiceConnectivityResources/res/values/config.xml
index 70ddb9a..bf32ad5 100644
--- a/service/ServiceConnectivityResources/res/values/config.xml
+++ b/service/ServiceConnectivityResources/res/values/config.xml
@@ -111,4 +111,7 @@
          notification that can be dismissed. -->
     <bool name="config_ongoingSignInNotification">false</bool>
 
+    <!-- Whether to cancel network notifications automatically when tapped -->
+    <bool name="config_autoCancelNetworkNotifications">true</bool>
+
 </resources>
diff --git a/service/ServiceConnectivityResources/res/values/overlayable.xml b/service/ServiceConnectivityResources/res/values/overlayable.xml
index fd23566..6ac6a0e 100644
--- a/service/ServiceConnectivityResources/res/values/overlayable.xml
+++ b/service/ServiceConnectivityResources/res/values/overlayable.xml
@@ -31,7 +31,9 @@
             <item type="integer" name="config_networkNotifySwitchType"/>
             <item type="array" name="config_networkNotifySwitches"/>
             <item type="bool" name="config_ongoingSignInNotification"/>
-
+            <item type="bool" name="config_autoCancelNetworkNotifications"/>
+            <item type="drawable" name="stat_notify_wifi_in_range"/>
+            <item type="drawable" name="stat_notify_rssi_in_range"/>
         </policy>
     </overlayable>
 </resources>
diff --git a/service/src/com/android/server/connectivity/NetworkNotificationManager.java b/service/src/com/android/server/connectivity/NetworkNotificationManager.java
index 3dc79c5..ae98d92 100644
--- a/service/src/com/android/server/connectivity/NetworkNotificationManager.java
+++ b/service/src/com/android/server/connectivity/NetworkNotificationManager.java
@@ -274,7 +274,7 @@
                 .setWhen(System.currentTimeMillis())
                 .setShowWhen(notifyType == NotificationType.NETWORK_SWITCH)
                 .setSmallIcon(icon)
-                .setAutoCancel(true)
+                .setAutoCancel(r.getBoolean(R.bool.config_autoCancelNetworkNotifications))
                 .setTicker(title)
                 .setColor(mContext.getColor(android.R.color.system_notification_accent_color))
                 .setContentTitle(title)
diff --git a/tests/unit/java/com/android/server/connectivity/NetworkNotificationManagerTest.java b/tests/unit/java/com/android/server/connectivity/NetworkNotificationManagerTest.java
index c353cea..115efbb 100644
--- a/tests/unit/java/com/android/server/connectivity/NetworkNotificationManagerTest.java
+++ b/tests/unit/java/com/android/server/connectivity/NetworkNotificationManagerTest.java
@@ -16,6 +16,7 @@
 
 package com.android.server.connectivity;
 
+import static android.app.Notification.FLAG_AUTO_CANCEL;
 import static android.app.Notification.FLAG_ONGOING_EVENT;
 
 import static com.android.server.connectivity.NetworkNotificationManager.NotificationType.LOST_INTERNET;
@@ -78,6 +79,8 @@
 
     private static final String TEST_SSID = "Test SSID";
     private static final String TEST_EXTRA_INFO = "extra";
+    private static final int TEST_NOTIF_ID = 101;
+    private static final String TEST_NOTIF_TAG = NetworkNotificationManager.tagFor(TEST_NOTIF_ID);
     static final NetworkCapabilities CELL_CAPABILITIES = new NetworkCapabilities();
     static final NetworkCapabilities WIFI_CAPABILITIES = new NetworkCapabilities();
     static final NetworkCapabilities VPN_CAPABILITIES = new NetworkCapabilities();
@@ -142,6 +145,7 @@
         }
         when(mResources.getStringArray(R.array.network_switch_type_name))
             .thenReturn(transportNames);
+        when(mResources.getBoolean(R.bool.config_autoCancelNetworkNotifications)).thenReturn(true);
 
         mManager = new NetworkNotificationManager(mCtx, mTelephonyManager);
     }
@@ -238,57 +242,65 @@
         verify(mNotificationManager, never()).notify(any(), anyInt(), any());
     }
 
-    private void assertNotification(NotificationType type, boolean ongoing) {
-        final int id = 101;
-        final String tag = NetworkNotificationManager.tagFor(id);
+    private void assertNotification(NotificationType type, boolean ongoing, boolean autoCancel) {
         final ArgumentCaptor<Notification> noteCaptor = ArgumentCaptor.forClass(Notification.class);
-        mManager.showNotification(id, type, mWifiNai, mCellNai, null, false);
-        verify(mNotificationManager, times(1)).notify(eq(tag), eq(type.eventId),
+        mManager.showNotification(TEST_NOTIF_ID, type, mWifiNai, mCellNai, null, false);
+        verify(mNotificationManager, times(1)).notify(eq(TEST_NOTIF_TAG), eq(type.eventId),
                 noteCaptor.capture());
 
         assertEquals("Notification ongoing flag should be " + (ongoing ? "set" : "unset"),
                 ongoing, (noteCaptor.getValue().flags & FLAG_ONGOING_EVENT) != 0);
+        assertEquals("Notification autocancel flag should be " + (autoCancel ? "set" : "unset"),
+                autoCancel, (noteCaptor.getValue().flags & FLAG_AUTO_CANCEL) != 0);
     }
 
     @Test
     public void testDuplicatedNotificationsNoInternetThenSignIn() {
-        final int id = 101;
-        final String tag = NetworkNotificationManager.tagFor(id);
-
         // Show first NO_INTERNET
-        assertNotification(NO_INTERNET, false /* ongoing */);
+        assertNotification(NO_INTERNET, false /* ongoing */, true /* autoCancel */);
 
         // Captive portal detection triggers SIGN_IN a bit later, clearing the previous NO_INTERNET
-        assertNotification(SIGN_IN, false /* ongoing */);
-        verify(mNotificationManager, times(1)).cancel(eq(tag), eq(NO_INTERNET.eventId));
+        assertNotification(SIGN_IN, false /* ongoing */, true /* autoCancel */);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(NO_INTERNET.eventId));
 
         // Network disconnects
-        mManager.clearNotification(id);
-        verify(mNotificationManager, times(1)).cancel(eq(tag), eq(SIGN_IN.eventId));
+        mManager.clearNotification(TEST_NOTIF_ID);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(SIGN_IN.eventId));
     }
 
     @Test
     public void testOngoingSignInNotification() {
         doReturn(true).when(mResources).getBoolean(R.bool.config_ongoingSignInNotification);
-        final int id = 101;
-        final String tag = NetworkNotificationManager.tagFor(id);
 
         // Show first NO_INTERNET
-        assertNotification(NO_INTERNET, false /* ongoing */);
+        assertNotification(NO_INTERNET, false /* ongoing */, true /* autoCancel */);
 
         // Captive portal detection triggers SIGN_IN a bit later, clearing the previous NO_INTERNET
-        assertNotification(SIGN_IN, true /* ongoing */);
-        verify(mNotificationManager, times(1)).cancel(eq(tag), eq(NO_INTERNET.eventId));
+        assertNotification(SIGN_IN, true /* ongoing */, true /* autoCancel */);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(NO_INTERNET.eventId));
 
         // Network disconnects
-        mManager.clearNotification(id);
-        verify(mNotificationManager, times(1)).cancel(eq(tag), eq(SIGN_IN.eventId));
+        mManager.clearNotification(TEST_NOTIF_ID);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(SIGN_IN.eventId));
+    }
+
+    @Test
+    public void testNoAutoCancelNotification() {
+        doReturn(false).when(mResources).getBoolean(R.bool.config_autoCancelNetworkNotifications);
+
+        // Show NO_INTERNET, then SIGN_IN
+        assertNotification(NO_INTERNET, false /* ongoing */, false /* autoCancel */);
+        assertNotification(SIGN_IN, false /* ongoing */, false /* autoCancel */);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(NO_INTERNET.eventId));
+
+        mManager.clearNotification(TEST_NOTIF_ID);
+        verify(mNotificationManager, times(1)).cancel(eq(TEST_NOTIF_TAG), eq(SIGN_IN.eventId));
     }
 
     @Test
     public void testDuplicatedNotificationsSignInThenNoInternet() {
-        final int id = 101;
-        final String tag = NetworkNotificationManager.tagFor(id);
+        final int id = TEST_NOTIF_ID;
+        final String tag = TEST_NOTIF_TAG;
 
         // Show first SIGN_IN
         mManager.showNotification(id, SIGN_IN, mWifiNai, mCellNai, null, false);
@@ -307,8 +319,8 @@
 
     @Test
     public void testClearNotificationByType() {
-        final int id = 101;
-        final String tag = NetworkNotificationManager.tagFor(id);
+        final int id = TEST_NOTIF_ID;
+        final String tag = TEST_NOTIF_TAG;
 
         // clearNotification(int id, NotificationType notifyType) will check if given type is equal
         // to previous type or not. If they are equal then clear the notification; if they are not