diff --git a/core/tests/BroadcastRadioTests/Android.mk b/core/tests/BroadcastRadioTests/Android.mk
index 6b0484e..faffc4b 100644
--- a/core/tests/BroadcastRadioTests/Android.mk
+++ b/core/tests/BroadcastRadioTests/Android.mk
@@ -25,7 +25,7 @@
 # LOCAL_SDK_VERSION := current
 LOCAL_PRIVATE_PLATFORM_APIS := true
 
-LOCAL_STATIC_JAVA_LIBRARIES := compatibility-device-util androidx.test.rules testng
+LOCAL_STATIC_JAVA_LIBRARIES := compatibility-device-util-axt androidx.test.rules testng
 
 LOCAL_JAVA_LIBRARIES := android.test.base
 
diff --git a/keystore/tests/Android.mk b/keystore/tests/Android.mk
index 596e5f5..99d3197 100644
--- a/keystore/tests/Android.mk
+++ b/keystore/tests/Android.mk
@@ -21,7 +21,7 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test
+    androidx.test.rules hamcrest-library
 
 LOCAL_PACKAGE_NAME := KeystoreTests
 LOCAL_PRIVATE_PLATFORM_APIS := true
diff --git a/keystore/tests/AndroidManifest.xml b/keystore/tests/AndroidManifest.xml
index 9bf2d0c..6833cd1 100644
--- a/keystore/tests/AndroidManifest.xml
+++ b/keystore/tests/AndroidManifest.xml
@@ -20,7 +20,7 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="android.security.tests"
         android:label="Tests for Keystore">
     </instrumentation>
diff --git a/keystore/tests/src/android/security/ParcelableKeyGenParameterSpecTest.java b/keystore/tests/src/android/security/ParcelableKeyGenParameterSpecTest.java
index 32f8ec4..fca2775 100644
--- a/keystore/tests/src/android/security/ParcelableKeyGenParameterSpecTest.java
+++ b/keystore/tests/src/android/security/ParcelableKeyGenParameterSpecTest.java
@@ -22,16 +22,20 @@
 
 import android.os.Parcel;
 import android.security.keystore.KeyGenParameterSpec;
-import android.security.keystore.ParcelableKeyGenParameterSpec;
 import android.security.keystore.KeyProperties;
-import android.support.test.runner.AndroidJUnit4;
+import android.security.keystore.ParcelableKeyGenParameterSpec;
+
+import androidx.test.runner.AndroidJUnit4;
+
+import org.junit.Test;
+import org.junit.runner.RunWith;
+
 import java.math.BigInteger;
 import java.security.spec.ECGenParameterSpec;
 import java.security.spec.RSAKeyGenParameterSpec;
 import java.util.Date;
+
 import javax.security.auth.x500.X500Principal;
-import org.junit.Test;
-import org.junit.runner.RunWith;
 
 /** Unit tests for {@link ParcelableKeyGenParameterSpec}. */
 @RunWith(AndroidJUnit4.class)
diff --git a/keystore/tests/src/android/security/keystore/KeyGenParameterSpecTest.java b/keystore/tests/src/android/security/keystore/KeyGenParameterSpecTest.java
index 865cad4..b2edfd0 100644
--- a/keystore/tests/src/android/security/keystore/KeyGenParameterSpecTest.java
+++ b/keystore/tests/src/android/security/keystore/KeyGenParameterSpecTest.java
@@ -20,10 +20,12 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertThat;
 
+import android.security.ParcelableKeyGenParameterSpecTest;
 import android.security.keystore.KeyGenParameterSpec;
 import android.security.keystore.KeyProperties;
-import android.security.ParcelableKeyGenParameterSpecTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/media/tests/MediaFrameworkTest/Android.mk b/media/tests/MediaFrameworkTest/Android.mk
index fb473f0..167d255 100644
--- a/media/tests/MediaFrameworkTest/Android.mk
+++ b/media/tests/MediaFrameworkTest/Android.mk
@@ -9,7 +9,7 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
     mockito-target-minus-junit4 \
-    android-support-test \
+    androidx.test.rules \
     android-ex-camera2
 
 LOCAL_PACKAGE_NAME := mediaframeworktest
diff --git a/media/tests/MediaFrameworkTest/AndroidManifest.xml b/media/tests/MediaFrameworkTest/AndroidManifest.xml
index e50a3757..fb2d630 100644
--- a/media/tests/MediaFrameworkTest/AndroidManifest.xml
+++ b/media/tests/MediaFrameworkTest/AndroidManifest.xml
@@ -86,7 +86,7 @@
             android:label="MediaFramework integration tests InstrumentationRunner">
     </instrumentation>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
             android:targetPackage="com.android.mediaframeworktest"
             android:label="media framework tests">
     </instrumentation>
diff --git a/media/tests/MediaFrameworkTest/AndroidTest.xml b/media/tests/MediaFrameworkTest/AndroidTest.xml
index 204959f..132028c 100644
--- a/media/tests/MediaFrameworkTest/AndroidTest.xml
+++ b/media/tests/MediaFrameworkTest/AndroidTest.xml
@@ -21,7 +21,7 @@
     <option name="test-tag" value="MediaFrameworkTest" />
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.mediaframeworktest" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
         <option name="hidden-api-checks" value="false"/>
     </test>
 </configuration>
diff --git a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/unit/MediaFileTest.java b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/unit/MediaFileTest.java
index feac63d..701454c 100644
--- a/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/unit/MediaFileTest.java
+++ b/media/tests/MediaFrameworkTest/src/com/android/mediaframeworktest/unit/MediaFileTest.java
@@ -28,7 +28,8 @@
 import static org.junit.Assert.assertTrue;
 
 import android.mtp.MtpConstants;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.runner.AndroidJUnit4;
 
 import libcore.net.MimeUtils;
 
diff --git a/services/tests/runtests.py b/services/tests/runtests.py
index f19cc5d..4c8b4ba 100755
--- a/services/tests/runtests.py
+++ b/services/tests/runtests.py
@@ -19,7 +19,7 @@
 import sys
 
 INSTRUMENTED_PACKAGE_RUNNER = ('com.android.frameworks.servicestests/'
-                               'android.support.test.runner.AndroidJUnitRunner')
+                               'androidx.test.runner.AndroidJUnitRunner')
 
 PACKAGE_WHITELIST = (
     "com.android.server",
diff --git a/startop/iorap/tests/Android.bp b/startop/iorap/tests/Android.bp
index 5ac4a46..4359978 100644
--- a/startop/iorap/tests/Android.bp
+++ b/startop/iorap/tests/Android.bp
@@ -29,7 +29,7 @@
 
       // test android dependencies
       "platform-test-annotations",
-      "android-support-test",
+      "androidx.test.rules",
       // test framework dependencies
       "mockito-target-inline-minus-junit4",
       // "mockito-target-minus-junit4",
diff --git a/startop/iorap/tests/AndroidManifest.xml b/startop/iorap/tests/AndroidManifest.xml
index 99f4add..b967e72 100644
--- a/startop/iorap/tests/AndroidManifest.xml
+++ b/startop/iorap/tests/AndroidManifest.xml
@@ -22,7 +22,7 @@
 
     <!--suppress AndroidDomInspection -->
     <instrumentation
-        android:name="android.support.test.runner.AndroidJUnitRunner"
+        android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.google.android.startop.iorap.tests" />
 
       <!--
diff --git a/startop/iorap/tests/AndroidTest.xml b/startop/iorap/tests/AndroidTest.xml
index 919154d..bcd1103 100644
--- a/startop/iorap/tests/AndroidTest.xml
+++ b/startop/iorap/tests/AndroidTest.xml
@@ -44,7 +44,7 @@
 
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.google.android.startop.iorap.tests" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
     </test>
 </configuration>
 
diff --git a/startop/iorap/tests/src/com/google/android/startop/iorap/IIorapIntegrationTest.kt b/startop/iorap/tests/src/com/google/android/startop/iorap/IIorapIntegrationTest.kt
index 16dcbe2..b1e6194 100644
--- a/startop/iorap/tests/src/com/google/android/startop/iorap/IIorapIntegrationTest.kt
+++ b/startop/iorap/tests/src/com/google/android/startop/iorap/IIorapIntegrationTest.kt
@@ -14,12 +14,14 @@
 
 package com.google.android.startop.iorap
 
-import android.net.Uri
 import android.os.ServiceManager
-import android.support.test.filters.MediumTest
+import androidx.test.filters.MediumTest
 import org.junit.Test
-import org.junit.Ignore
-import org.mockito.Mockito.*
+import org.mockito.Mockito.argThat
+import org.mockito.Mockito.eq
+import org.mockito.Mockito.inOrder
+import org.mockito.Mockito.spy
+import org.mockito.Mockito.timeout
 
 // @Ignore("Test is disabled until iorapd is added to init and there's selinux policies for it")
 @MediumTest
@@ -27,7 +29,7 @@
     /**
      * @throws ServiceManager.ServiceNotFoundException if iorapd service could not be found
      */
-    private val iorapService : IIorap by lazy {
+    private val iorapService: IIorap by lazy {
         // TODO: connect to 'iorapd.stub' which doesn't actually do any work other than reply.
         IIorap.Stub.asInterface(ServiceManager.getServiceOrThrow("iorapd"))
 
@@ -39,7 +41,7 @@
 
     // A dummy binder stub implementation is required to use with mockito#spy.
     // Mockito overrides the methods at runtime and tracks how methods were invoked.
-    open class DummyTaskListener : ITaskListener.Stub()  {
+    open class DummyTaskListener : ITaskListener.Stub() {
         // Note: make parameters nullable to avoid the kotlin IllegalStateExceptions
         // from using the mockito matchers (eq, argThat, etc).
         override fun onProgress(requestId: RequestId?, result: TaskResult?) {
@@ -49,7 +51,7 @@
         }
     }
 
-    private fun testAnyMethod(func : (RequestId) -> Unit) {
+    private fun testAnyMethod(func: (RequestId) -> Unit) {
         val taskListener = spy(DummyTaskListener())!!
 
         try {
@@ -68,14 +70,13 @@
 
             // The "stub" behavior of iorapd is that every request immediately gets a response of
             //   BEGAN,ONGOING,COMPLETED
-            inOrder.verify(taskListener, timeout(100)).
-                  onProgress(eq(requestId), argThat { it!!.state == TaskResult.STATE_BEGAN })
-            inOrder.verify(taskListener, timeout(100)).
-                  onProgress(eq(requestId), argThat { it!!.state == TaskResult.STATE_ONGOING })
-            inOrder.verify(taskListener, timeout(100)).
-                  onComplete(eq(requestId), argThat { it!!.state == TaskResult.STATE_COMPLETED })
+            inOrder.verify(taskListener, timeout(100))
+                .onProgress(eq(requestId), argThat { it!!.state == TaskResult.STATE_BEGAN })
+            inOrder.verify(taskListener, timeout(100))
+                .onProgress(eq(requestId), argThat { it!!.state == TaskResult.STATE_ONGOING })
+            inOrder.verify(taskListener, timeout(100))
+                .onComplete(eq(requestId), argThat { it!!.state == TaskResult.STATE_COMPLETED })
             inOrder.verifyNoMoreInteractions()
-
         } finally {
             // iorapService.setTaskListener(null)
             // FIXME: null is broken, C++ side sees a non-null object.
@@ -96,7 +97,7 @@
 
     @Test
     fun testOnAppIntentEvent() {
-        testAnyMethod { requestId : RequestId ->
+        testAnyMethod { requestId: RequestId ->
             iorapService.onAppIntentEvent(requestId, AppIntentEvent.createDefaultIntentChanged(
                     ActivityInfo("dont care", "dont care"),
                     ActivityInfo("dont care 2", "dont care 2")))
@@ -105,7 +106,7 @@
 
     @Test
     fun testOnSystemServiceEvent() {
-        testAnyMethod { requestId : RequestId ->
+        testAnyMethod { requestId: RequestId ->
             iorapService.onSystemServiceEvent(requestId,
                     SystemServiceEvent(SystemServiceEvent.TYPE_START))
         }
@@ -113,9 +114,9 @@
 
     @Test
     fun testOnSystemServiceUserEvent() {
-        testAnyMethod { requestId : RequestId ->
+        testAnyMethod { requestId: RequestId ->
             iorapService.onSystemServiceUserEvent(requestId,
-                    SystemServiceUserEvent(SystemServiceUserEvent.TYPE_START_USER,0))
+                    SystemServiceUserEvent(SystemServiceUserEvent.TYPE_START_USER, 0))
         }
     }
 }
diff --git a/startop/iorap/tests/src/com/google/android/startop/iorap/ParcelablesTest.kt b/startop/iorap/tests/src/com/google/android/startop/iorap/ParcelablesTest.kt
index 4abbb3e..8fa0cde 100644
--- a/startop/iorap/tests/src/com/google/android/startop/iorap/ParcelablesTest.kt
+++ b/startop/iorap/tests/src/com/google/android/startop/iorap/ParcelablesTest.kt
@@ -17,7 +17,7 @@
 import android.net.Uri
 import android.os.Parcel
 import android.os.Parcelable
-import android.support.test.filters.SmallTest
+import androidx.test.filters.SmallTest
 import org.junit.Test
 import org.junit.runner.RunWith
 import com.google.common.truth.Truth.assertThat
@@ -29,7 +29,7 @@
  */
 @SmallTest
 @RunWith(Parameterized::class)
-class ParcelablesTest<T : Parcelable>(private val inputData : InputData<T>) {
+class ParcelablesTest<T : Parcelable>(private val inputData: InputData<T>) {
     companion object {
         private val initialRequestId = RequestId.nextValueForSequence()!!
 
@@ -73,19 +73,19 @@
                         TaskResult(TaskResult.STATE_ONGOING))
         )
 
-        private fun newActivityInfo() : ActivityInfo {
+        private fun newActivityInfo(): ActivityInfo {
             return ActivityInfo("some package", "some activity")
         }
 
-        private fun newActivityInfoOther() : ActivityInfo {
+        private fun newActivityInfoOther(): ActivityInfo {
             return ActivityInfo("some package 2", "some activity 2")
         }
 
-        private fun newUri() : Uri {
+        private fun newUri(): Uri {
             return Uri.parse("https://www.google.com")
         }
 
-        private fun cloneRequestId(requestId: RequestId) : RequestId {
+        private fun cloneRequestId(requestId: RequestId): RequestId {
             val constructor = requestId::class.java.declaredConstructors[0]
             constructor.isAccessible = true
             return constructor.newInstance(requestId.requestId) as RequestId
@@ -108,7 +108,7 @@
     @Test
     fun testParcelRoundTrip() {
         // calling writeToParcel and then T::CREATOR.createFromParcel would return the same data.
-        val assertParcels = { it : T, data : InputData<T> ->
+        val assertParcels = { it: T, data: InputData<T> ->
             val parcel = Parcel.obtain()
             it.writeToParcel(parcel, 0)
             parcel.setDataPosition(0) // future reads will see all previous writes.
@@ -121,7 +121,7 @@
         assertParcels(inputData.validOther, inputData)
     }
 
-    data class InputData<T : Parcelable>(val valid : T, val validCopy : T, val validOther : T) {
+    data class InputData<T : Parcelable>(val valid: T, val validCopy: T, val validOther: T) {
         val kls = valid.javaClass
         init {
             assertThat(valid).isNotSameAs(validCopy)
@@ -130,8 +130,8 @@
             assertThat(validOther.javaClass).isEqualTo(valid.javaClass)
         }
 
-        fun createFromParcel(parcel : Parcel) : T {
-            val field  = kls.getDeclaredField("CREATOR")
+        fun createFromParcel(parcel: Parcel): T {
+            val field = kls.getDeclaredField("CREATOR")
             val creator = field.get(null) as Parcelable.Creator<T>
 
             return creator.createFromParcel(parcel)
diff --git a/startop/view_compiler/dex_builder_test/Android.bp b/startop/view_compiler/dex_builder_test/Android.bp
index ac60e96..22a3cfa 100644
--- a/startop/view_compiler/dex_builder_test/Android.bp
+++ b/startop/view_compiler/dex_builder_test/Android.bp
@@ -43,7 +43,7 @@
     sdk_version: "current",
     data: [":generate_dex_testcases", ":generate_compiled_layout1", ":generate_compiled_layout2"],
     static_libs: [
-        "android-support-test",
+        "androidx.test.rules",
         "guava",
     ],
     manifest: "AndroidManifest.xml",
diff --git a/startop/view_compiler/dex_builder_test/AndroidManifest.xml b/startop/view_compiler/dex_builder_test/AndroidManifest.xml
index 6ac5fc5..b335663 100644
--- a/startop/view_compiler/dex_builder_test/AndroidManifest.xml
+++ b/startop/view_compiler/dex_builder_test/AndroidManifest.xml
@@ -22,7 +22,7 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="android.startop.test"
                      android:label="DexBuilder Tests"/>
 
diff --git a/startop/view_compiler/dex_builder_test/AndroidTest.xml b/startop/view_compiler/dex_builder_test/AndroidTest.xml
index 92e2a71..82509b9 100644
--- a/startop/view_compiler/dex_builder_test/AndroidTest.xml
+++ b/startop/view_compiler/dex_builder_test/AndroidTest.xml
@@ -31,6 +31,6 @@
 
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="android.startop.test" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
     </test>
 </configuration>
diff --git a/startop/view_compiler/dex_builder_test/src/android/startop/test/DexBuilderTest.java b/startop/view_compiler/dex_builder_test/src/android/startop/test/DexBuilderTest.java
index 42d4161..f7b1674 100644
--- a/startop/view_compiler/dex_builder_test/src/android/startop/test/DexBuilderTest.java
+++ b/startop/view_compiler/dex_builder_test/src/android/startop/test/DexBuilderTest.java
@@ -14,18 +14,14 @@
 
 package android.startop.test;
 
-import android.content.Context;
-import android.support.test.InstrumentationRegistry;
-import com.google.common.io.ByteStreams;
-import dalvik.system.InMemoryDexClassLoader;
 import dalvik.system.PathClassLoader;
-import java.io.InputStream;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.nio.ByteBuffer;
+
 import org.junit.Assert;
 import org.junit.Test;
 
+import java.lang.reflect.InvocationTargetException;
+import java.lang.reflect.Method;
+
 // Adding tests here requires changes in several other places. See README.md in
 // the view_compiler directory for more information.
 public class DexBuilderTest {
diff --git a/startop/view_compiler/dex_builder_test/src/android/startop/test/LayoutCompilerTest.java b/startop/view_compiler/dex_builder_test/src/android/startop/test/LayoutCompilerTest.java
index a3b1b6c..3dfb20c 100644
--- a/startop/view_compiler/dex_builder_test/src/android/startop/test/LayoutCompilerTest.java
+++ b/startop/view_compiler/dex_builder_test/src/android/startop/test/LayoutCompilerTest.java
@@ -15,18 +15,15 @@
 package android.startop.test;
 
 import android.content.Context;
-import android.support.test.InstrumentationRegistry;
-import android.view.View;
-import com.google.common.io.ByteStreams;
-import dalvik.system.InMemoryDexClassLoader;
+
+import androidx.test.InstrumentationRegistry;
+
 import dalvik.system.PathClassLoader;
-import java.io.InputStream;
-import java.lang.reflect.InvocationTargetException;
-import java.lang.reflect.Method;
-import java.nio.ByteBuffer;
-import org.junit.Assert;
+
 import org.junit.Test;
 
+import java.lang.reflect.Method;
+
 // Adding tests here requires changes in several other places. See README.md in
 // the view_compiler directory for more information.
 public class LayoutCompilerTest {
diff --git a/tests/ActivityManagerPerfTests/tests/Android.mk b/tests/ActivityManagerPerfTests/tests/Android.mk
index f23a665..e1f56b8 100644
--- a/tests/ActivityManagerPerfTests/tests/Android.mk
+++ b/tests/ActivityManagerPerfTests/tests/Android.mk
@@ -21,7 +21,7 @@
     $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     apct-perftests-utils \
     ActivityManagerPerfTestsUtils
 
diff --git a/tests/ActivityManagerPerfTests/tests/AndroidManifest.xml b/tests/ActivityManagerPerfTests/tests/AndroidManifest.xml
index a1ab33a..04aef47 100644
--- a/tests/ActivityManagerPerfTests/tests/AndroidManifest.xml
+++ b/tests/ActivityManagerPerfTests/tests/AndroidManifest.xml
@@ -25,6 +25,6 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.frameworks.perftests.amtests"/>
 </manifest>
diff --git a/tests/ActivityManagerPerfTests/tests/AndroidTest.xml b/tests/ActivityManagerPerfTests/tests/AndroidTest.xml
index ffb5404..76c40b2 100644
--- a/tests/ActivityManagerPerfTests/tests/AndroidTest.xml
+++ b/tests/ActivityManagerPerfTests/tests/AndroidTest.xml
@@ -24,6 +24,6 @@
     <option name="test-tag" value="ActivityManagerPerfTests"/>
     <test class="com.android.tradefed.testtype.AndroidJUnitTest">
         <option name="package" value="com.android.frameworks.perftests.amtests"/>
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner"/>
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner"/>
     </test>
 </configuration>
\ No newline at end of file
diff --git a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BasePerfTest.java b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BasePerfTest.java
index 58fb136..daff76f 100644
--- a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BasePerfTest.java
+++ b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BasePerfTest.java
@@ -21,7 +21,8 @@
 import android.content.ServiceConnection;
 import android.perftests.utils.ManualBenchmarkState;
 import android.perftests.utils.PerfManualStatusReporter;
-import android.support.test.InstrumentationRegistry;
+
+import androidx.test.InstrumentationRegistry;
 
 import com.android.frameworks.perftests.am.util.TargetPackageUtils;
 import com.android.frameworks.perftests.am.util.TimeReceiver;
diff --git a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BroadcastPerfTest.java b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BroadcastPerfTest.java
index f7dab03..bc528d4 100644
--- a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BroadcastPerfTest.java
+++ b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/BroadcastPerfTest.java
@@ -17,8 +17,9 @@
 package com.android.frameworks.perftests.am.tests;
 
 import android.content.Intent;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.frameworks.perftests.am.util.Constants;
 
diff --git a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ContentProviderPerfTest.java b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ContentProviderPerfTest.java
index 3bf56ce..8e82219 100644
--- a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ContentProviderPerfTest.java
+++ b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ContentProviderPerfTest.java
@@ -17,8 +17,9 @@
 package com.android.frameworks.perftests.am.tests;
 
 import android.content.ContentProviderClient;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.frameworks.perftests.am.util.TargetPackageUtils;
 
diff --git a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceBindPerfTest.java b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceBindPerfTest.java
index e1263db..996c5a5 100644
--- a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceBindPerfTest.java
+++ b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceBindPerfTest.java
@@ -21,8 +21,9 @@
 import android.content.Intent;
 import android.content.ServiceConnection;
 import android.os.IBinder;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.frameworks.perftests.am.util.Constants;
 import com.android.frameworks.perftests.am.util.TargetPackageUtils;
diff --git a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceStartPerfTest.java b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceStartPerfTest.java
index f05f323..ba20640 100644
--- a/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceStartPerfTest.java
+++ b/tests/ActivityManagerPerfTests/tests/src/com/android/frameworks/perftests/am/tests/ServiceStartPerfTest.java
@@ -19,8 +19,9 @@
 import android.content.ComponentName;
 import android.content.Intent;
 import android.content.ServiceConnection;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.frameworks.perftests.am.util.Constants;
 import com.android.frameworks.perftests.am.util.TargetPackageUtils;
diff --git a/tests/ActivityManagerPerfTests/utils/Android.mk b/tests/ActivityManagerPerfTests/utils/Android.mk
index 60c9423..7a7471d 100644
--- a/tests/ActivityManagerPerfTests/utils/Android.mk
+++ b/tests/ActivityManagerPerfTests/utils/Android.mk
@@ -23,7 +23,7 @@
     src/com/android/frameworks/perftests/am/util/ITimeReceiverCallback.aidl
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     junit \
     ub-uiautomator
 
diff --git a/tests/ActivityManagerPerfTests/utils/src/com/android/frameworks/perftests/am/util/Utils.java b/tests/ActivityManagerPerfTests/utils/src/com/android/frameworks/perftests/am/util/Utils.java
index 67071d2..fc787ba 100644
--- a/tests/ActivityManagerPerfTests/utils/src/com/android/frameworks/perftests/am/util/Utils.java
+++ b/tests/ActivityManagerPerfTests/utils/src/com/android/frameworks/perftests/am/util/Utils.java
@@ -19,10 +19,11 @@
 import android.content.Intent;
 import android.os.RemoteException;
 import android.os.ResultReceiver;
-import android.support.test.InstrumentationRegistry;
 import android.support.test.uiautomator.UiDevice;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+
 import java.io.IOException;
 
 public class Utils {
diff --git a/tests/AppLaunch/Android.mk b/tests/AppLaunch/Android.mk
index 1fb548b..f50bca5 100644
--- a/tests/AppLaunch/Android.mk
+++ b/tests/AppLaunch/Android.mk
@@ -12,7 +12,7 @@
 LOCAL_CERTIFICATE := platform
 LOCAL_JAVA_LIBRARIES := android.test.base android.test.runner
 
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules
 
 LOCAL_COMPATIBILITY_SUITE := device-tests
 
diff --git a/tests/AppLaunch/src/com/android/tests/applaunch/AppLaunch.java b/tests/AppLaunch/src/com/android/tests/applaunch/AppLaunch.java
index 5ea8ff1..9d7319f 100644
--- a/tests/AppLaunch/src/com/android/tests/applaunch/AppLaunch.java
+++ b/tests/AppLaunch/src/com/android/tests/applaunch/AppLaunch.java
@@ -30,11 +30,12 @@
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
 import android.os.UserHandle;
-import android.support.test.rule.logging.AtraceLogger;
 import android.test.InstrumentationTestCase;
 import android.test.InstrumentationTestRunner;
 import android.util.Log;
 
+import androidx.test.rule.logging.AtraceLogger;
+
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
 import java.io.File;
@@ -51,6 +52,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+
 /**
  * This test is intended to measure the time it takes for the apps to start.
  * Names of the applications are passed in command line, and the
diff --git a/tests/AppLaunchWear/Android.mk b/tests/AppLaunchWear/Android.mk
index 6d08366..332b680 100644
--- a/tests/AppLaunchWear/Android.mk
+++ b/tests/AppLaunchWear/Android.mk
@@ -12,7 +12,7 @@
 LOCAL_CERTIFICATE := platform
 LOCAL_JAVA_LIBRARIES := android.test.base android.test.runner
 
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules
 
 LOCAL_COMPATIBILITY_SUITE := device-tests
 
diff --git a/tests/AppLaunchWear/src/com/android/tests/applaunch/AppLaunch.java b/tests/AppLaunchWear/src/com/android/tests/applaunch/AppLaunch.java
index d36d84e..97701c6 100644
--- a/tests/AppLaunchWear/src/com/android/tests/applaunch/AppLaunch.java
+++ b/tests/AppLaunchWear/src/com/android/tests/applaunch/AppLaunch.java
@@ -30,16 +30,16 @@
 import android.os.ParcelFileDescriptor;
 import android.os.RemoteException;
 import android.os.UserHandle;
-import android.support.test.rule.logging.AtraceLogger;
 import android.test.InstrumentationTestCase;
 import android.test.InstrumentationTestRunner;
 import android.util.Log;
 
+import androidx.test.rule.logging.AtraceLogger;
+
 import java.io.BufferedReader;
 import java.io.BufferedWriter;
 import java.io.File;
 import java.io.FileInputStream;
-import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -52,6 +52,7 @@
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+
 /**
  * This test is intended to measure the time it takes for the apps to start.
  * Names of the applications are passed in command line, and the
diff --git a/tests/BackgroundDexOptServiceIntegrationTests/Android.mk b/tests/BackgroundDexOptServiceIntegrationTests/Android.mk
index b10305d..f47cf96 100644
--- a/tests/BackgroundDexOptServiceIntegrationTests/Android.mk
+++ b/tests/BackgroundDexOptServiceIntegrationTests/Android.mk
@@ -24,7 +24,7 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
 
 LOCAL_PACKAGE_NAME := BackgroundDexOptServiceIntegrationTests
 LOCAL_PRIVATE_PLATFORM_APIS := true
diff --git a/tests/BackgroundDexOptServiceIntegrationTests/AndroidManifest.xml b/tests/BackgroundDexOptServiceIntegrationTests/AndroidManifest.xml
index afae155..aec9f77 100644
--- a/tests/BackgroundDexOptServiceIntegrationTests/AndroidManifest.xml
+++ b/tests/BackgroundDexOptServiceIntegrationTests/AndroidManifest.xml
@@ -34,7 +34,7 @@
     </application>
 
     <instrumentation
-        android:name="android.support.test.runner.AndroidJUnitRunner"
+        android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.android.frameworks.bgdexopttest"
         android:label="Integration test for BackgroundDexOptService" />
 </manifest>
diff --git a/tests/BackgroundDexOptServiceIntegrationTests/AndroidTest.xml b/tests/BackgroundDexOptServiceIntegrationTests/AndroidTest.xml
index 9bb1e28..a532422 100644
--- a/tests/BackgroundDexOptServiceIntegrationTests/AndroidTest.xml
+++ b/tests/BackgroundDexOptServiceIntegrationTests/AndroidTest.xml
@@ -50,6 +50,6 @@
     <option name="test-tag" value="BackgroundDexOptServiceIntegrationTests"/>
     <test class="com.android.tradefed.testtype.AndroidJUnitTest">
         <option name="package" value="com.android.frameworks.bgdexopttest"/>
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner"/>
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner"/>
     </test>
 </configuration>
diff --git a/tests/BackgroundDexOptServiceIntegrationTests/src/com/android/server/pm/BackgroundDexOptServiceIntegrationTests.java b/tests/BackgroundDexOptServiceIntegrationTests/src/com/android/server/pm/BackgroundDexOptServiceIntegrationTests.java
index fd20f4a..7d826f7 100644
--- a/tests/BackgroundDexOptServiceIntegrationTests/src/com/android/server/pm/BackgroundDexOptServiceIntegrationTests.java
+++ b/tests/BackgroundDexOptServiceIntegrationTests/src/com/android/server/pm/BackgroundDexOptServiceIntegrationTests.java
@@ -17,17 +17,16 @@
 package com.android.server.pm;
 
 import android.app.AlarmManager;
-import android.app.UiAutomation;
 import android.content.Context;
 import android.os.Environment;
 import android.os.ParcelFileDescriptor;
 import android.os.SystemProperties;
 import android.os.storage.StorageManager;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+
 import org.junit.After;
-import org.junit.AfterClass;
 import org.junit.Assert;
 import org.junit.Before;
 import org.junit.BeforeClass;
diff --git a/tests/Camera2Tests/CameraToo/tests/Android.mk b/tests/Camera2Tests/CameraToo/tests/Android.mk
index eb8f6c3..fe4dc42 100644
--- a/tests/Camera2Tests/CameraToo/tests/Android.mk
+++ b/tests/Camera2Tests/CameraToo/tests/Android.mk
@@ -20,6 +20,6 @@
 LOCAL_INSTRUMENTATION_FOR := CameraToo
 LOCAL_SDK_VERSION := current
 LOCAL_SRC_FILES := $(call all-java-files-under,src)
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test mockito-target-minus-junit4
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules mockito-target-minus-junit4
 
 include $(BUILD_PACKAGE)
diff --git a/tests/Camera2Tests/CameraToo/tests/AndroidManifest.xml b/tests/Camera2Tests/CameraToo/tests/AndroidManifest.xml
index 30210ba..8d35749 100644
--- a/tests/Camera2Tests/CameraToo/tests/AndroidManifest.xml
+++ b/tests/Camera2Tests/CameraToo/tests/AndroidManifest.xml
@@ -23,7 +23,7 @@
     <application android:label="CameraToo">
         <uses-library android:name="android.test.runner" />
     </application>
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.example.android.camera2.cameratoo"
         android:label="CameraToo tests" />
 </manifest>
diff --git a/tests/Compatibility/Android.mk b/tests/Compatibility/Android.mk
index 9c47a26..643f9eb 100644
--- a/tests/Compatibility/Android.mk
+++ b/tests/Compatibility/Android.mk
@@ -17,7 +17,7 @@
 
 # We only want this apk build for tests.
 LOCAL_MODULE_TAGS := tests
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules
 # Include all test java files.
 LOCAL_SRC_FILES := \
 	$(call all-java-files-under, src)
diff --git a/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibility.java b/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibility.java
index 95eb5c9..d683ec7 100644
--- a/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibility.java
+++ b/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibility.java
@@ -33,10 +33,11 @@
 import android.os.DropBoxManager;
 import android.os.RemoteException;
 import android.os.ServiceManager;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Assert;
 import org.junit.Before;
diff --git a/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibilityRunner.java b/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibilityRunner.java
index b61ec34..960ea49 100644
--- a/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibilityRunner.java
+++ b/tests/Compatibility/src/com/android/compatibilitytest/AppCompatibilityRunner.java
@@ -16,7 +16,7 @@
 
 package com.android.compatibilitytest;
 
-import android.support.test.runner.AndroidJUnitRunner;
+import androidx.test.runner.AndroidJUnitRunner;
 
 // empty subclass to maintain backwards compatibility on host-side harness
 public class AppCompatibilityRunner extends AndroidJUnitRunner {}
diff --git a/tests/DynamicCodeLoggerIntegrationTests/Android.mk b/tests/DynamicCodeLoggerIntegrationTests/Android.mk
index f324eb1..62c1ba8 100644
--- a/tests/DynamicCodeLoggerIntegrationTests/Android.mk
+++ b/tests/DynamicCodeLoggerIntegrationTests/Android.mk
@@ -67,7 +67,7 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src/com/android/server/pm)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     truth-prebuilt \
 
 # Include both versions of the .so if we have 2 arch
diff --git a/tests/DynamicCodeLoggerIntegrationTests/AndroidManifest.xml b/tests/DynamicCodeLoggerIntegrationTests/AndroidManifest.xml
index 4327da2..08fac30 100644
--- a/tests/DynamicCodeLoggerIntegrationTests/AndroidManifest.xml
+++ b/tests/DynamicCodeLoggerIntegrationTests/AndroidManifest.xml
@@ -29,7 +29,7 @@
     </application>
 
     <instrumentation
-        android:name="android.support.test.runner.AndroidJUnitRunner"
+        android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.android.frameworks.dynamiccodeloggertest"
         android:label="Integration test for DynamicCodeLogger" />
 </manifest>
diff --git a/tests/DynamicCodeLoggerIntegrationTests/AndroidTest.xml b/tests/DynamicCodeLoggerIntegrationTests/AndroidTest.xml
index f70b9c8..f8a1ec9 100644
--- a/tests/DynamicCodeLoggerIntegrationTests/AndroidTest.xml
+++ b/tests/DynamicCodeLoggerIntegrationTests/AndroidTest.xml
@@ -24,7 +24,7 @@
 
     <test class="com.android.tradefed.testtype.AndroidJUnitTest">
         <option name="package" value="com.android.frameworks.dynamiccodeloggertest"/>
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner"/>
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner"/>
         <option name="hidden-api-checks" value="false"/>
     </test>
 </configuration>
diff --git a/tests/DynamicCodeLoggerIntegrationTests/src/com/android/server/pm/dex/DynamicCodeLoggerIntegrationTests.java b/tests/DynamicCodeLoggerIntegrationTests/src/com/android/server/pm/dex/DynamicCodeLoggerIntegrationTests.java
index 4f9aeea..db2f659 100644
--- a/tests/DynamicCodeLoggerIntegrationTests/src/com/android/server/pm/dex/DynamicCodeLoggerIntegrationTests.java
+++ b/tests/DynamicCodeLoggerIntegrationTests/src/com/android/server/pm/dex/DynamicCodeLoggerIntegrationTests.java
@@ -24,11 +24,12 @@
 import android.os.Build;
 import android.os.ParcelFileDescriptor;
 import android.os.SystemClock;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
 import android.util.EventLog;
 import android.util.EventLog.Event;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+
 import dalvik.system.DexClassLoader;
 
 import org.junit.Before;
diff --git a/tests/FlickerTests/AndroidManifest.xml b/tests/FlickerTests/AndroidManifest.xml
index ba63940..5b1a36b 100644
--- a/tests/FlickerTests/AndroidManifest.xml
+++ b/tests/FlickerTests/AndroidManifest.xml
@@ -29,7 +29,7 @@
         <uses-library android:name="android.test.runner"/>
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.server.wm.flicker"
                      android:label="WindowManager Flicker Tests">
     </instrumentation>
diff --git a/tests/FlickerTests/lib/Android.mk b/tests/FlickerTests/lib/Android.mk
index 6a8dfe8..e438822 100644
--- a/tests/FlickerTests/lib/Android.mk
+++ b/tests/FlickerTests/lib/Android.mk
@@ -24,7 +24,7 @@
 LOCAL_PRIVATE_PLATFORM_APIS := true
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 LOCAL_STATIC_JAVA_LIBRARIES := \
-   ub-janktesthelper \
+   androidx.test.janktesthelper \
    cts-amwm-util \
    platformprotosnano \
    layersprotosnano \
@@ -41,7 +41,7 @@
     src/com/android/server/wm/flicker/WindowUtils.java
 LOCAL_STATIC_JAVA_LIBRARIES := sysui-helper \
     launcher-helper-lib \
-    compatibility-device-util
+    compatibility-device-util-axt
 
 include $(BUILD_STATIC_JAVA_LIBRARY)
 
diff --git a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/AutomationUtils.java b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/AutomationUtils.java
index 6306f0e..e00a247 100644
--- a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/AutomationUtils.java
+++ b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/AutomationUtils.java
@@ -30,7 +30,6 @@
 import android.graphics.Point;
 import android.graphics.Rect;
 import android.os.RemoteException;
-import android.support.test.InstrumentationRegistry;
 import android.support.test.launcherhelper.LauncherStrategyFactory;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.BySelector;
@@ -43,6 +42,8 @@
 import android.view.View;
 import android.view.ViewConfiguration;
 
+import androidx.test.InstrumentationRegistry;
+
 /**
  * Collection of UI Automation helper functions.
  */
diff --git a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/TransitionRunner.java b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/TransitionRunner.java
index f6e8192..0a3fe3c 100644
--- a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/TransitionRunner.java
+++ b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/TransitionRunner.java
@@ -18,9 +18,10 @@
 
 import android.annotation.Nullable;
 import android.support.annotation.VisibleForTesting;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+
 import com.android.server.wm.flicker.monitor.ITransitionMonitor;
 import com.android.server.wm.flicker.monitor.LayersTraceMonitor;
 import com.android.server.wm.flicker.monitor.ScreenRecorder;
diff --git a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/WindowUtils.java b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/WindowUtils.java
index 0da8761..c54396f 100644
--- a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/WindowUtils.java
+++ b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/WindowUtils.java
@@ -20,10 +20,11 @@
 import android.content.res.Resources;
 import android.graphics.Point;
 import android.graphics.Rect;
-import android.support.test.InstrumentationRegistry;
 import android.view.Surface;
 import android.view.WindowManager;
 
+import androidx.test.InstrumentationRegistry;
+
 /**
  * Helper functions to retrieve system window sizes and positions.
  */
diff --git a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitor.java b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitor.java
index 717d187..3f86f0d 100644
--- a/tests/FlickerTests/lib/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitor.java
+++ b/tests/FlickerTests/lib/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitor.java
@@ -25,7 +25,7 @@
 /**
  * Monitors {@link android.view.WindowAnimationFrameStats} to detect janky frames.
  *
- * Adapted from {@link android.support.test.jank.internal.WindowAnimationFrameStatsMonitorImpl}
+ * Adapted from {@link androidx.test.jank.internal.WindowAnimationFrameStatsMonitorImpl}
  * using the same threshold to determine jank.
  */
 public class WindowAnimationFrameStatsMonitor implements ITransitionMonitor {
diff --git a/tests/FlickerTests/lib/test/Android.mk b/tests/FlickerTests/lib/test/Android.mk
index 0e3f58d..5be89ba 100644
--- a/tests/FlickerTests/lib/test/Android.mk
+++ b/tests/FlickerTests/lib/test/Android.mk
@@ -25,7 +25,7 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, src)
 LOCAL_JAVA_LIBRARIES := android.test.runner
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     platform-test-annotations \
     truth-prebuilt \
     platformprotosnano \
diff --git a/tests/FlickerTests/lib/test/AndroidManifest.xml b/tests/FlickerTests/lib/test/AndroidManifest.xml
index d30172d..6451a57 100644
--- a/tests/FlickerTests/lib/test/AndroidManifest.xml
+++ b/tests/FlickerTests/lib/test/AndroidManifest.xml
@@ -18,7 +18,7 @@
         <uses-library android:name="android.test.runner"/>
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.server.wm.flicker"
                      android:label="WindowManager Flicker Lib Test">
     </instrumentation>
diff --git a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/LayersTraceTest.java b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/LayersTraceTest.java
index 42b2aca..7d77126 100644
--- a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/LayersTraceTest.java
+++ b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/LayersTraceTest.java
@@ -26,9 +26,10 @@
 import android.content.Context;
 import android.graphics.Point;
 import android.graphics.Rect;
-import android.support.test.InstrumentationRegistry;
 import android.view.WindowManager;
 
+import androidx.test.InstrumentationRegistry;
+
 import org.junit.Test;
 
 import java.util.List;
diff --git a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/TestFileUtils.java b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/TestFileUtils.java
index 5a24e6d..c46175c 100644
--- a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/TestFileUtils.java
+++ b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/TestFileUtils.java
@@ -17,7 +17,8 @@
 package com.android.server.wm.flicker;
 
 import android.content.Context;
-import android.support.test.InstrumentationRegistry;
+
+import androidx.test.InstrumentationRegistry;
 
 import com.google.common.io.ByteStreams;
 
diff --git a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitorTest.java b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitorTest.java
index f7fa0d5..dd6fed0 100644
--- a/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitorTest.java
+++ b/tests/FlickerTests/lib/test/src/com/android/server/wm/flicker/monitor/WindowAnimationFrameStatsMonitorTest.java
@@ -18,9 +18,7 @@
 
 import static com.android.server.wm.flicker.AutomationUtils.wakeUpAndGoToHomeScreen;
 
-import static com.google.common.truth.Truth.assertThat;
-
-import android.support.test.InstrumentationRegistry;
+import androidx.test.InstrumentationRegistry;
 
 import org.junit.Before;
 import org.junit.Ignore;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/ChangeAppRotationTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/ChangeAppRotationTest.java
index 34f4ebb..b6860cb 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/ChangeAppRotationTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/ChangeAppRotationTest.java
@@ -25,11 +25,12 @@
 import static com.android.server.wm.flicker.WmTraceSubject.assertThat;
 
 import android.graphics.Rect;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
 import android.util.Log;
 import android.view.Surface;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToAppTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToAppTest.java
index 2b62fcf..6590b86 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToAppTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToAppTest.java
@@ -20,9 +20,10 @@
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToHomeTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToHomeTest.java
index 42b161f..4771b02 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToHomeTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/CloseImeWindowToHomeTest.java
@@ -20,9 +20,10 @@
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/CommonTransitions.java b/tests/FlickerTests/src/com/android/server/wm/flicker/CommonTransitions.java
index 92bb1ea..65888ac 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/CommonTransitions.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/CommonTransitions.java
@@ -30,7 +30,6 @@
 import android.content.Intent;
 import android.os.RemoteException;
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
@@ -38,6 +37,8 @@
 import android.util.Rational;
 import android.view.Surface;
 
+import androidx.test.InstrumentationRegistry;
+
 import com.android.server.wm.flicker.TransitionRunner.TransitionBuilder;
 
 /**
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/DebugTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/DebugTest.java
index fec248c..61cca0d 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/DebugTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/DebugTest.java
@@ -17,12 +17,13 @@
 package com.android.server.wm.flicker;
 
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.util.Rational;
 import android.view.Surface;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Ignore;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/FlickerTestBase.java b/tests/FlickerTests/src/com/android/server/wm/flicker/FlickerTestBase.java
index 7061b23..00e11c0 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/FlickerTestBase.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/FlickerTestBase.java
@@ -21,10 +21,11 @@
 import static com.google.common.truth.Truth.assertWithMessage;
 
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
 import android.support.test.uiautomator.UiDevice;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+
 import com.android.server.wm.flicker.TransitionRunner.TransitionResult;
 
 import org.junit.After;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppColdTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppColdTest.java
index 7e71369..7818c4e 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppColdTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppColdTest.java
@@ -20,9 +20,9 @@
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 import static com.android.server.wm.flicker.WmTraceSubject.assertThat;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppToSplitScreenTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppToSplitScreenTest.java
index 745569a..63018ec 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppToSplitScreenTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppToSplitScreenTest.java
@@ -19,9 +19,9 @@
 import static com.android.server.wm.flicker.CommonTransitions.appToSplitScreen;
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppWarmTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppWarmTest.java
index de7639d..1aba930 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppWarmTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenAppWarmTest.java
@@ -20,9 +20,9 @@
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 import static com.android.server.wm.flicker.WmTraceSubject.assertThat;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenImeWindowTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenImeWindowTest.java
index 1bd519c..a81fa8e 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/OpenImeWindowTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/OpenImeWindowTest.java
@@ -19,8 +19,8 @@
 import static com.android.server.wm.flicker.CommonTransitions.editTextSetFocus;
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/ResizeSplitScreenTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/ResizeSplitScreenTest.java
index 8a15cbd..50dba81 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/ResizeSplitScreenTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/ResizeSplitScreenTest.java
@@ -25,11 +25,12 @@
 
 import android.graphics.Rect;
 import android.platform.helpers.IAppHelper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.Rational;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
index 3eab68d..117ac5a 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/SeamlessAppRotationTest.java
@@ -27,10 +27,11 @@
 
 import android.content.Intent;
 import android.graphics.Rect;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
 import android.view.Surface;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/FlickerTests/src/com/android/server/wm/flicker/SplitScreenToLauncherTest.java b/tests/FlickerTests/src/com/android/server/wm/flicker/SplitScreenToLauncherTest.java
index 40bd4e9..1d30df9 100644
--- a/tests/FlickerTests/src/com/android/server/wm/flicker/SplitScreenToLauncherTest.java
+++ b/tests/FlickerTests/src/com/android/server/wm/flicker/SplitScreenToLauncherTest.java
@@ -19,10 +19,10 @@
 import static com.android.server.wm.flicker.CommonTransitions.splitScreenToLauncher;
 import static com.android.server.wm.flicker.WindowUtils.getDisplayBounds;
 
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.FlakyTest;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.FlakyTest;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/Internal/Android.mk b/tests/Internal/Android.mk
index da56696..2e26ef1 100644
--- a/tests/Internal/Android.mk
+++ b/tests/Internal/Android.mk
@@ -11,7 +11,7 @@
 
 LOCAL_JAVA_LIBRARIES := android.test.runner
 LOCAL_STATIC_JAVA_LIBRARIES := junit \
-    android-support-test \
+    androidx.test.rules \
     mockito-target-minus-junit4
 
 LOCAL_JAVA_RESOURCE_DIRS := res
diff --git a/tests/Internal/AndroidManifest.xml b/tests/Internal/AndroidManifest.xml
index e5a5694..c85c3b1 100644
--- a/tests/Internal/AndroidManifest.xml
+++ b/tests/Internal/AndroidManifest.xml
@@ -38,7 +38,7 @@
         </service>
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.internal.tests"
                      android:label="Internal Tests" />
 </manifest>
diff --git a/tests/Internal/AndroidTest.xml b/tests/Internal/AndroidTest.xml
index 6531c93..7b67e9e 100644
--- a/tests/Internal/AndroidTest.xml
+++ b/tests/Internal/AndroidTest.xml
@@ -24,6 +24,6 @@
     <option name="test-tag" value="InternalTests" />
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.internal.tests" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
     </test>
 </configuration>
\ No newline at end of file
diff --git a/tests/Internal/src/android/app/WallpaperColorsTest.java b/tests/Internal/src/android/app/WallpaperColorsTest.java
index 881f628..65ff6eb 100644
--- a/tests/Internal/src/android/app/WallpaperColorsTest.java
+++ b/tests/Internal/src/android/app/WallpaperColorsTest.java
@@ -20,8 +20,9 @@
 import android.graphics.Canvas;
 import android.graphics.Color;
 import android.graphics.Paint;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Assert;
 import org.junit.Test;
diff --git a/tests/Internal/src/android/app/WallpaperInfoTest.java b/tests/Internal/src/android/app/WallpaperInfoTest.java
index 7f06f2c..476b991 100644
--- a/tests/Internal/src/android/app/WallpaperInfoTest.java
+++ b/tests/Internal/src/android/app/WallpaperInfoTest.java
@@ -26,9 +26,10 @@
 import android.net.Uri;
 import android.os.Parcel;
 import android.service.wallpaper.WallpaperService;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/Internal/src/android/service/wallpaper/WallpaperServiceTest.java b/tests/Internal/src/android/service/wallpaper/WallpaperServiceTest.java
index b9e282e..592aa3a 100644
--- a/tests/Internal/src/android/service/wallpaper/WallpaperServiceTest.java
+++ b/tests/Internal/src/android/service/wallpaper/WallpaperServiceTest.java
@@ -20,7 +20,7 @@
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
-import android.support.test.filters.SmallTest;
+import androidx.test.filters.SmallTest;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/Internal/src/com/android/internal/colorextraction/ColorExtractorTest.java b/tests/Internal/src/com/android/internal/colorextraction/ColorExtractorTest.java
index 39608a4..17fa931 100644
--- a/tests/Internal/src/com/android/internal/colorextraction/ColorExtractorTest.java
+++ b/tests/Internal/src/com/android/internal/colorextraction/ColorExtractorTest.java
@@ -27,9 +27,10 @@
 import android.app.WallpaperManager;
 import android.content.Context;
 import android.graphics.Color;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.internal.colorextraction.ColorExtractor.GradientColors;
 import com.android.internal.colorextraction.types.ExtractionType;
diff --git a/tests/Internal/src/com/android/internal/colorextraction/types/TonalTest.java b/tests/Internal/src/com/android/internal/colorextraction/types/TonalTest.java
index a7d5ae8..d92cfce0 100644
--- a/tests/Internal/src/com/android/internal/colorextraction/types/TonalTest.java
+++ b/tests/Internal/src/com/android/internal/colorextraction/types/TonalTest.java
@@ -20,11 +20,12 @@
 
 import android.app.WallpaperColors;
 import android.graphics.Color;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.Range;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.internal.colorextraction.ColorExtractor.GradientColors;
 import com.android.internal.graphics.ColorUtils;
 
diff --git a/tests/Internal/src/com/android/internal/graphics/ColorUtilsTest.java b/tests/Internal/src/com/android/internal/graphics/ColorUtilsTest.java
index 73df9a0..d0bb8e3 100644
--- a/tests/Internal/src/com/android/internal/graphics/ColorUtilsTest.java
+++ b/tests/Internal/src/com/android/internal/graphics/ColorUtilsTest.java
@@ -16,13 +16,14 @@
 
 package com.android.internal.graphics;
 
+import static org.junit.Assert.assertTrue;
+
 import android.graphics.Color;
-import android.support.test.filters.SmallTest;
+
+import androidx.test.filters.SmallTest;
 
 import org.junit.Test;
 
-import static org.junit.Assert.assertTrue;
-
 @SmallTest
 public class ColorUtilsTest {
 
diff --git a/tests/Internal/src/com/android/internal/ml/clustering/KMeansTest.java b/tests/Internal/src/com/android/internal/ml/clustering/KMeansTest.java
index a64f8a6..540a1ec 100644
--- a/tests/Internal/src/com/android/internal/ml/clustering/KMeansTest.java
+++ b/tests/Internal/src/com/android/internal/ml/clustering/KMeansTest.java
@@ -20,8 +20,9 @@
 import static org.junit.Assert.assertTrue;
 
 import android.annotation.SuppressLint;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Assert;
 import org.junit.Before;
diff --git a/tests/PackageWatchdog/Android.mk b/tests/PackageWatchdog/Android.mk
index 1c1c2a4..1e4aacc 100644
--- a/tests/PackageWatchdog/Android.mk
+++ b/tests/PackageWatchdog/Android.mk
@@ -22,7 +22,7 @@
 LOCAL_STATIC_JAVA_LIBRARIES := \
     junit \
     frameworks-base-testutils \
-    android-support-test \
+    androidx.test.rules \
     services.core
 
 LOCAL_JAVA_LIBRARIES := \
diff --git a/tests/PackageWatchdog/AndroidManifest.xml b/tests/PackageWatchdog/AndroidManifest.xml
index fa89528..540edb4 100644
--- a/tests/PackageWatchdog/AndroidManifest.xml
+++ b/tests/PackageWatchdog/AndroidManifest.xml
@@ -22,7 +22,7 @@
     </application>
 
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.tests.packagewatchdog"
                      android:label="PackageWatchdog Test"/>
 </manifest>
diff --git a/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java b/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
index 77cd62e..598f60a 100644
--- a/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
+++ b/tests/PackageWatchdog/src/com/android/server/PackageWatchdogTest.java
@@ -24,7 +24,8 @@
 
 import android.content.pm.VersionedPackage;
 import android.os.test.TestLooper;
-import android.support.test.InstrumentationRegistry;
+
+import androidx.test.InstrumentationRegistry;
 
 import com.android.server.PackageWatchdog.PackageHealthObserver;
 import com.android.server.PackageWatchdog.PackageHealthObserverImpact;
diff --git a/tests/RcsTests/Android.mk b/tests/RcsTests/Android.mk
index 7b348d7..a276584 100644
--- a/tests/RcsTests/Android.mk
+++ b/tests/RcsTests/Android.mk
@@ -11,7 +11,7 @@
 
 LOCAL_CERTIFICATE := platform
 LOCAL_JAVA_LIBRARIES := android.test.runner android.test.base
-LOCAL_STATIC_JAVA_LIBRARIES := junit android-support-test mockito-target-minus-junit4 truth-prebuilt
+LOCAL_STATIC_JAVA_LIBRARIES := junit androidx.test.rules mockito-target-minus-junit4 truth-prebuilt
 
 include $(BUILD_PACKAGE)
 
diff --git a/tests/RcsTests/AndroidManifest.xml b/tests/RcsTests/AndroidManifest.xml
index a7e7d47..b1706a0 100644
--- a/tests/RcsTests/AndroidManifest.xml
+++ b/tests/RcsTests/AndroidManifest.xml
@@ -6,6 +6,6 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.tests.rcs"/>
 </manifest>
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadIconChangedEventTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadIconChangedEventTest.java
index 89d32ab..e898942 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadIconChangedEventTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadIconChangedEventTest.java
@@ -19,10 +19,11 @@
 
 import android.net.Uri;
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsGroupThreadIconChangedEvent;
 import android.telephony.ims.RcsGroupThreadIconChangedEventDescriptor;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadNameChangedEventTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadNameChangedEventTest.java
index 726b9cd..356688d 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadNameChangedEventTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadNameChangedEventTest.java
@@ -18,10 +18,11 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsGroupThreadNameChangedEvent;
 import android.telephony.ims.RcsGroupThreadNameChangedEventDescriptor;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantJoinedEventTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantJoinedEventTest.java
index a109310..572fcb8 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantJoinedEventTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantJoinedEventTest.java
@@ -18,10 +18,11 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsGroupThreadParticipantJoinedEvent;
 import android.telephony.ims.RcsGroupThreadParticipantJoinedEventDescriptor;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantLeftEventTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantLeftEventTest.java
index de2688c..038b2e8 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantLeftEventTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsGroupThreadParticipantLeftEventTest.java
@@ -18,10 +18,11 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsGroupThreadParticipantLeftEvent;
 import android.telephony.ims.RcsGroupThreadParticipantLeftEventDescriptor;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsParticipantAliasChangedEventTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsParticipantAliasChangedEventTest.java
index 5724054..283c71b 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsParticipantAliasChangedEventTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsParticipantAliasChangedEventTest.java
@@ -18,10 +18,11 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsParticipantAliasChangedEvent;
 import android.telephony.ims.RcsParticipantAliasChangedEventDescriptor;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsParticipantQueryParamsTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsParticipantQueryParamsTest.java
index 6361a39..2d95513b 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsParticipantQueryParamsTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsParticipantQueryParamsTest.java
@@ -18,9 +18,10 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsParticipantQueryParams;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RcsTests/src/com/android/tests/ims/RcsThreadQueryParamsTest.java b/tests/RcsTests/src/com/android/tests/ims/RcsThreadQueryParamsTest.java
index beb4f8a..fb51bda 100644
--- a/tests/RcsTests/src/com/android/tests/ims/RcsThreadQueryParamsTest.java
+++ b/tests/RcsTests/src/com/android/tests/ims/RcsThreadQueryParamsTest.java
@@ -21,10 +21,11 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.os.Parcel;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.ims.RcsParticipant;
 import android.telephony.ims.RcsThreadQueryParams;
 
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
diff --git a/tests/RollbackTest/Android.mk b/tests/RollbackTest/Android.mk
index db9376b..206f867 100644
--- a/tests/RollbackTest/Android.mk
+++ b/tests/RollbackTest/Android.mk
@@ -107,7 +107,7 @@
 LOCAL_SRC_FILES := $(call all-java-files-under, RollbackTest/src)
 LOCAL_PACKAGE_NAME := RollbackTest
 LOCAL_MODULE_TAGS := tests
-LOCAL_STATIC_JAVA_LIBRARIES := android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := androidx.test.rules
 LOCAL_COMPATIBILITY_SUITE := general-tests
 LOCAL_JAVA_RESOURCE_FILES := \
   $(ROLLBACK_TEST_APP_AV1) \
diff --git a/tests/RollbackTest/RollbackTest.xml b/tests/RollbackTest/RollbackTest.xml
index ac39f85..70cd867 100644
--- a/tests/RollbackTest/RollbackTest.xml
+++ b/tests/RollbackTest/RollbackTest.xml
@@ -20,7 +20,7 @@
     </target_preparer>
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.tests.rollback" />
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner" />
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner" />
 
         <!-- Exclude the StagedRollbackTest tests, which needs to be specially
              driven from the StagedRollbackTest host test -->
diff --git a/tests/RollbackTest/RollbackTest/AndroidManifest.xml b/tests/RollbackTest/RollbackTest/AndroidManifest.xml
index e57a768..5380dc9 100644
--- a/tests/RollbackTest/RollbackTest/AndroidManifest.xml
+++ b/tests/RollbackTest/RollbackTest/AndroidManifest.xml
@@ -24,7 +24,7 @@
     </application>
 
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.tests.rollback"
                      android:label="Rollback Test"/>
 
diff --git a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/LocalIntentSender.java b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/LocalIntentSender.java
index ddcf1da..267ef73 100644
--- a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/LocalIntentSender.java
+++ b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/LocalIntentSender.java
@@ -21,7 +21,8 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentSender;
-import android.support.test.InstrumentationRegistry;
+
+import androidx.test.InstrumentationRegistry;
 
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
diff --git a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackBroadcastReceiver.java b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackBroadcastReceiver.java
index e10f866..8a925b9 100644
--- a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackBroadcastReceiver.java
+++ b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackBroadcastReceiver.java
@@ -20,9 +20,10 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+
 import java.util.concurrent.BlockingQueue;
 import java.util.concurrent.LinkedBlockingQueue;
 import java.util.concurrent.TimeUnit;
diff --git a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTest.java b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTest.java
index a6054e8..4780f30 100644
--- a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTest.java
+++ b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTest.java
@@ -21,6 +21,11 @@
 import static com.android.tests.rollback.RollbackTestUtils.getUniqueRollbackInfoForPackage;
 import static com.android.tests.rollback.RollbackTestUtils.processUserData;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.fail;
+
 import android.Manifest;
 import android.app.ActivityManager;
 import android.content.BroadcastReceiver;
@@ -31,13 +36,9 @@
 import android.content.rollback.RollbackInfo;
 import android.content.rollback.RollbackManager;
 import android.provider.DeviceConfig;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.fail;
+import androidx.test.InstrumentationRegistry;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTestUtils.java b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTestUtils.java
index 2f989f3..e8cbd60 100644
--- a/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTestUtils.java
+++ b/tests/RollbackTest/RollbackTest/src/com/android/tests/rollback/RollbackTestUtils.java
@@ -16,6 +16,11 @@
 
 package com.android.tests.rollback;
 
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertNull;
+import static org.junit.Assert.fail;
+
 import android.content.BroadcastReceiver;
 import android.content.ComponentName;
 import android.content.Context;
@@ -30,13 +35,9 @@
 import android.content.rollback.RollbackManager;
 import android.os.Handler;
 import android.os.HandlerThread;
-import android.support.test.InstrumentationRegistry;
 import android.util.Log;
 
-import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-import static org.junit.Assert.fail;
+import androidx.test.InstrumentationRegistry;
 
 import java.io.IOException;
 import java.io.InputStream;
diff --git a/tests/ServiceCrashTest/Android.mk b/tests/ServiceCrashTest/Android.mk
index d1f6450..617ee7c 100644
--- a/tests/ServiceCrashTest/Android.mk
+++ b/tests/ServiceCrashTest/Android.mk
@@ -12,7 +12,7 @@
 LOCAL_CERTIFICATE := platform
 LOCAL_JAVA_LIBRARIES := android.test.base
 
-LOCAL_STATIC_JAVA_LIBRARIES := compatibility-device-util android-support-test
+LOCAL_STATIC_JAVA_LIBRARIES := compatibility-device-util-axt androidx.test.rules
 
 include $(BUILD_PACKAGE)
 
diff --git a/tests/UsageStatsPerfTests/Android.mk b/tests/UsageStatsPerfTests/Android.mk
index cd29b51..4304fb0 100644
--- a/tests/UsageStatsPerfTests/Android.mk
+++ b/tests/UsageStatsPerfTests/Android.mk
@@ -21,7 +21,7 @@
     $(call all-java-files-under, src)
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     apct-perftests-utils \
     services.usage
 
diff --git a/tests/UsageStatsPerfTests/AndroidManifest.xml b/tests/UsageStatsPerfTests/AndroidManifest.xml
index 596a79c..9891548 100644
--- a/tests/UsageStatsPerfTests/AndroidManifest.xml
+++ b/tests/UsageStatsPerfTests/AndroidManifest.xml
@@ -24,6 +24,6 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.frameworks.perftests.usage"/>
 </manifest>
diff --git a/tests/UsageStatsPerfTests/AndroidTest.xml b/tests/UsageStatsPerfTests/AndroidTest.xml
index c9b51dc..b8892eb 100644
--- a/tests/UsageStatsPerfTests/AndroidTest.xml
+++ b/tests/UsageStatsPerfTests/AndroidTest.xml
@@ -23,6 +23,6 @@
     <option name="test-tag" value="UsageStatsPerfTests"/>
     <test class="com.android.tradefed.testtype.AndroidJUnitTest">
         <option name="package" value="com.android.frameworks.perftests.usage"/>
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner"/>
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner"/>
     </test>
 </configuration>
\ No newline at end of file
diff --git a/tests/UsageStatsPerfTests/src/com/android/frameworks/perftests/usage/tests/UsageStatsDatabasePerfTest.java b/tests/UsageStatsPerfTests/src/com/android/frameworks/perftests/usage/tests/UsageStatsDatabasePerfTest.java
index e2a4c26..7d9d0d5 100644
--- a/tests/UsageStatsPerfTests/src/com/android/frameworks/perftests/usage/tests/UsageStatsDatabasePerfTest.java
+++ b/tests/UsageStatsPerfTests/src/com/android/frameworks/perftests/usage/tests/UsageStatsDatabasePerfTest.java
@@ -24,9 +24,10 @@
 import android.os.SystemClock;
 import android.perftests.utils.ManualBenchmarkState;
 import android.perftests.utils.PerfManualStatusReporter;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.server.usage.IntervalStats;
 import com.android.server.usage.UsageStatsDatabase;
diff --git a/tests/UsbTests/Android.mk b/tests/UsbTests/Android.mk
index 4e215cc..aef993b 100644
--- a/tests/UsbTests/Android.mk
+++ b/tests/UsbTests/Android.mk
@@ -24,7 +24,7 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
     frameworks-base-testutils \
-    android-support-test \
+    androidx.test.rules \
     mockito-target-inline-minus-junit4 \
     platform-test-annotations \
     services.core \
diff --git a/tests/UsbTests/AndroidManifest.xml b/tests/UsbTests/AndroidManifest.xml
index 5d60695..03d1a3e 100644
--- a/tests/UsbTests/AndroidManifest.xml
+++ b/tests/UsbTests/AndroidManifest.xml
@@ -24,7 +24,7 @@
         <uses-library android:name="android.test.runner" />
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
                      android:targetPackage="com.android.server.usb"
                      android:label="UsbTests"/>
 </manifest>
diff --git a/tests/UsbTests/AndroidTest.xml b/tests/UsbTests/AndroidTest.xml
index 4affad3..e55bc98 100644
--- a/tests/UsbTests/AndroidTest.xml
+++ b/tests/UsbTests/AndroidTest.xml
@@ -24,7 +24,7 @@
 
     <test class="com.android.tradefed.testtype.AndroidJUnitTest">
         <option name="package" value="com.android.server.usb"/>
-        <option name="runner" value="android.support.test.runner.AndroidJUnitRunner"/>
+        <option name="runner" value="androidx.test.runner.AndroidJUnitRunner"/>
         <option name="hidden-api-checks" value="false"/>
     </test>
 </configuration>
diff --git a/tests/UsbTests/src/com/android/server/usb/UsbDescriptorParserTests.java b/tests/UsbTests/src/com/android/server/usb/UsbDescriptorParserTests.java
index ea027d7..89dc79c 100644
--- a/tests/UsbTests/src/com/android/server/usb/UsbDescriptorParserTests.java
+++ b/tests/UsbTests/src/com/android/server/usb/UsbDescriptorParserTests.java
@@ -16,29 +16,29 @@
 
 package com.android.server.usb;
 
-import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
 import android.content.Context;
 import android.content.res.Resources;
 import android.content.res.Resources.NotFoundException;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.server.usb.descriptors.UsbDescriptorParser;
-import com.android.server.usb.descriptors.UsbDeviceDescriptor;
-import com.google.common.io.ByteStreams;
 
-import java.io.InputStream;
-import java.io.IOException;
-import java.lang.Exception;
+import com.google.common.io.ByteStreams;
 
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
+import java.io.IOException;
+import java.io.InputStream;
+
 /**
  * Tests for {@link com.android.server.usb.descriptors.UsbDescriptorParser}
  */
diff --git a/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java b/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
index 4b93ca3..ca1eb70 100644
--- a/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
+++ b/tests/UsbTests/src/com/android/server/usb/UsbHandlerTest.java
@@ -31,11 +31,11 @@
 import android.os.Handler;
 import android.os.Looper;
 import android.os.Message;
-import android.os.UserHandle;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.server.FgThread;
 
diff --git a/tests/WindowAnimationJank/Android.mk b/tests/WindowAnimationJank/Android.mk
index 7800a80..1c2d167 100644
--- a/tests/WindowAnimationJank/Android.mk
+++ b/tests/WindowAnimationJank/Android.mk
@@ -26,7 +26,7 @@
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
     ub-uiautomator \
-    ub-janktesthelper \
+    androidx.test.janktesthelper \
     junit
 
 LOCAL_JAVA_LIBRARIES := android.test.base.stubs
diff --git a/tests/WindowAnimationJank/src/android/windowanimationjank/FullscreenRotationTest.java b/tests/WindowAnimationJank/src/android/windowanimationjank/FullscreenRotationTest.java
index 1fb502a..6792a8b 100644
--- a/tests/WindowAnimationJank/src/android/windowanimationjank/FullscreenRotationTest.java
+++ b/tests/WindowAnimationJank/src/android/windowanimationjank/FullscreenRotationTest.java
@@ -17,8 +17,9 @@
 package android.windowanimationjank;
 
 import android.os.Bundle;
-import android.support.test.jank.JankTest;
-import android.support.test.jank.GfxMonitor;
+
+import androidx.test.jank.GfxMonitor;
+import androidx.test.jank.JankTest;
 
 /**
  * Detect janks during screen rotation for full-screen activity. Periodically change
diff --git a/tests/WindowAnimationJank/src/android/windowanimationjank/WindowAnimationJankTestBase.java b/tests/WindowAnimationJank/src/android/windowanimationjank/WindowAnimationJankTestBase.java
index bf739fa..a8ace162 100644
--- a/tests/WindowAnimationJank/src/android/windowanimationjank/WindowAnimationJankTestBase.java
+++ b/tests/WindowAnimationJank/src/android/windowanimationjank/WindowAnimationJankTestBase.java
@@ -16,12 +16,10 @@
 
 package android.windowanimationjank;
 
-import java.io.IOException;
-import java.util.StringTokenizer;
-
-import android.support.test.jank.JankTestBase;
 import android.support.test.uiautomator.UiDevice;
 
+import androidx.test.jank.JankTestBase;
+
 /**
  * This adds additional system level jank monitor and its result is merged with primary monitor
  * used in test.