Merge "Link to the appropriate config activity for dnd rules"
diff --git a/Android.mk b/Android.mk
index 7eb9b6a..0fbaacf 100644
--- a/Android.mk
+++ b/Android.mk
@@ -15,6 +15,7 @@
 LOCAL_PRIVATE_PLATFORM_APIS := true
 LOCAL_CERTIFICATE := platform
 LOCAL_PRIVILEGED_MODULE := true
+LOCAL_REQUIRED_MODULES := privapp_whitelist_com.android.settings
 LOCAL_MODULE_TAGS := optional
 LOCAL_USE_AAPT2 := true
 
@@ -70,4 +71,4 @@
 # Use the following include to make our test apk.
 ifeq (,$(ONE_SHOT_MAKEFILE))
 include $(call all-makefiles-under,$(LOCAL_PATH))
-endif
\ No newline at end of file
+endif
diff --git a/res/layout/homepage_condition_half_tile.xml b/res/layout/homepage_condition_half_tile.xml
index eff167a..895183f 100644
--- a/res/layout/homepage_condition_half_tile.xml
+++ b/res/layout/homepage_condition_half_tile.xml
@@ -25,38 +25,44 @@
         android:id="@+id/content"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
-        android:paddingStart="@dimen/homepage_card_padding_start"
-        android:paddingEnd="@dimen/homepage_card_padding_end"
         android:paddingTop="@dimen/homepage_condition_half_card_padding_top"
         android:orientation="vertical">
 
-        <ImageView
-            android:id="@android:id/icon"
-            android:layout_width="@dimen/homepage_card_icon_size"
-            android:layout_height="@dimen/homepage_card_icon_size"
-            android:tint="?android:attr/colorAccent"/>
-
-        <TextView
-            android:id="@android:id/title"
+        <LinearLayout
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
-            android:maxLines="1"
-            android:ellipsize="end"
-            android:layout_marginTop="@dimen/homepage_condition_half_card_title_margin_top"
-            android:layout_marginBottom="@dimen/homepage_condition_card_title_margin_bottom"
-            style="@style/TextAppearance.ConditionCardTitle"/>
+            android:paddingStart="@dimen/homepage_card_padding_start"
+            android:paddingEnd="@dimen/homepage_card_padding_end"
+            android:orientation="vertical">
 
-        <TextView
-            android:id="@android:id/summary"
-            android:layout_width="match_parent"
-            android:layout_height="wrap_content"
-            android:maxLines="1"
-            android:ellipsize="end"
-            android:layout_marginBottom="@dimen/homepage_condition_half_card_summary_margin_bottom"
-            style="@style/TextAppearance.ConditionCardSummary"/>
+            <ImageView
+                android:id="@android:id/icon"
+                android:layout_width="@dimen/homepage_card_icon_size"
+                android:layout_height="@dimen/homepage_card_icon_size"
+                android:tint="?android:attr/colorAccent"/>
 
-        <include layout="@layout/horizontal_divider"/>
+            <TextView
+                android:id="@android:id/title"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:maxLines="1"
+                android:ellipsize="end"
+                android:layout_marginTop="@dimen/homepage_condition_half_card_title_margin_top"
+                android:layout_marginBottom="@dimen/homepage_condition_card_title_margin_bottom"
+                style="@style/TextAppearance.ConditionCardTitle"/>
 
+            <TextView
+                android:id="@android:id/summary"
+                android:layout_width="match_parent"
+                android:layout_height="wrap_content"
+                android:maxLines="1"
+                android:ellipsize="end"
+                android:layout_marginBottom="@dimen/homepage_condition_half_card_summary_margin_bottom"
+                style="@style/TextAppearance.ConditionCardSummary"/>
+
+            <include layout="@layout/horizontal_divider"/>
+
+        </LinearLayout>
         <Button
             android:id="@+id/first_action"
             android:layout_width="match_parent"
diff --git a/res/layout/search_bar.xml b/res/layout/search_bar.xml
index be8aa3b..fe2f270 100644
--- a/res/layout/search_bar.xml
+++ b/res/layout/search_bar.xml
@@ -43,5 +43,6 @@
         android:layout_marginEnd="@dimen/search_bar_avatar_end_margin"
         android:layout_width="@dimen/search_bar_avatar_size"
         android:layout_height="@dimen/search_bar_avatar_size"
-        android:layout_gravity="end|center_vertical"/>
+        android:layout_gravity="end|center_vertical"
+        android:contentDescription="@string/search_bar_account_avatar_content_description"/>
 </com.google.android.material.card.MaterialCardView>
diff --git a/res/values/bools.xml b/res/values/bools.xml
index 8bd11c7..a5043a2 100644
--- a/res/values/bools.xml
+++ b/res/values/bools.xml
@@ -168,6 +168,15 @@
     <!-- Whether device_model should be shown or not. -->
     <bool name="config_show_device_model">true</bool>
 
+    <!-- Whether top_level_battery should be shown or not. -->
+    <bool name="config_show_top_level_battery">true</bool>
+
+    <!-- Whether top_level_connected_devices should be shown or not. -->
+    <bool name="config_show_top_level_connected_devices">true</bool>
+
+    <!-- Whether top_level_display should be shown or not. -->
+    <bool name="config_show_top_level_display">true</bool>
+
     <!-- Whether wifi_ip_address should be shown or not. -->
     <bool name="config_show_wifi_ip_address">true</bool>
 
diff --git a/res/values/strings.xml b/res/values/strings.xml
index 23adc76..d042ebc 100644
--- a/res/values/strings.xml
+++ b/res/values/strings.xml
@@ -10346,4 +10346,8 @@
 
     <!-- Toast message for copy action of Copyable Slice [CHAR LIMIT=NONE] -->
     <string name="copyable_slice_toast"><xliff:g id="copy_content" example="Phone number">%1$s</xliff:g> copied to clipboard.</string>
+
+    <!-- String for talkback on the account avatar of the search bar.  [CHAR LIMIT=NONE] -->
+    <string name="search_bar_account_avatar_content_description"></string>
+
 </resources>
diff --git a/res/values/styles.xml b/res/values/styles.xml
index 19ce333..48cd876 100644
--- a/res/values/styles.xml
+++ b/res/values/styles.xml
@@ -476,6 +476,7 @@
     <style name="ConditionHalfCardBorderlessButton"
            parent="@style/ConditionCardBorderlessButton">
         <item name="android:textAlignment">viewStart</item>
+        <item name="android:layout_marginStart">4dp</item>
     </style>
 
     <style name="ConditionFullCardBorderlessButton"
diff --git a/res/values/themes.xml b/res/values/themes.xml
index 9a05bfc..390be584 100644
--- a/res/values/themes.xml
+++ b/res/values/themes.xml
@@ -202,10 +202,12 @@
         <item name="android:windowLightNavigationBar">true</item>
     </style>
 
+    <!-- Note that Dialog themes do not set list dividers -->
     <style name="Theme.BottomDialog" parent="@*android:style/Theme.DeviceDefault.Settings.Dialog">
         <item name="android:windowBackground">@drawable/settings_panel_background</item>
         <item name="android:dividerHorizontal">@*android:drawable/list_divider_material</item>
         <item name="android:windowNoTitle">true</item>
+        <item name="android:listDivider">@*android:drawable/list_divider_material</item>
         <item name="android:fontFamily">@*android:string/config_headlineFontFamilyMedium</item>
     </style>
 
diff --git a/src/com/android/settings/DateTimeSettings.java b/src/com/android/settings/DateTimeSettings.java
index 149deb1..05dd265 100644
--- a/src/com/android/settings/DateTimeSettings.java
+++ b/src/com/android/settings/DateTimeSettings.java
@@ -20,7 +20,6 @@
 import android.app.Dialog;
 import android.content.Context;
 import android.content.Intent;
-import android.os.UserManager;
 import android.provider.SearchIndexableResource;
 
 import com.android.internal.logging.nano.MetricsProto.MetricsEvent;
diff --git a/src/com/android/settings/RadioInfo.java b/src/com/android/settings/RadioInfo.java
index 18c83f4..2791efa 100644
--- a/src/com/android/settings/RadioInfo.java
+++ b/src/com/android/settings/RadioInfo.java
@@ -1194,12 +1194,10 @@
             int state = mTelephonyManager.getDataState();
             switch (state) {
                 case TelephonyManager.DATA_CONNECTED:
-                    //FIXME: Replace with a TelephonyManager call
-                    phone.setUserDataEnabled(false);
+                    mTelephonyManager.setDataEnabled(false);
                     break;
                 case TelephonyManager.DATA_DISCONNECTED:
-                    //FIXME: Replace with a TelephonyManager call
-                    phone.setUserDataEnabled(true);
+                    mTelephonyManager.setDataEnabled(true);
                     break;
                 default:
                     // do nothing
diff --git a/src/com/android/settings/applications/AppLaunchSettings.java b/src/com/android/settings/applications/AppLaunchSettings.java
index 0e2e3c7..3ccc36f 100644
--- a/src/com/android/settings/applications/AppLaunchSettings.java
+++ b/src/com/android/settings/applications/AppLaunchSettings.java
@@ -124,6 +124,8 @@
             // * always
             // * ask
             // * never
+            //
+            // Make sure to update linkStateToIndex() if this presentation order is changed.
             mAppLinkState.setEntries(new CharSequence[] {
                     getString(R.string.app_link_open_always),
                     getString(R.string.app_link_open_ask),
@@ -141,10 +143,7 @@
                 // purposes of the UI (and does the right thing around pending domain
                 // verifications that might arrive after the user chooses 'ask' in this UI).
                 final int state = mPm.getIntentVerificationStatusAsUser(mPackageName, UserHandle.myUserId());
-                mAppLinkState.setValue(
-                        Integer.toString((state == INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_UNDEFINED)
-                                ? INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS_ASK
-                                        : state));
+                mAppLinkState.setValueIndex(linkStateToIndex(state));
 
                 // Set the callback only after setting the initial selected item
                 mAppLinkState.setOnPreferenceChangeListener(new OnPreferenceChangeListener() {
@@ -157,6 +156,17 @@
         }
     }
 
+    private int linkStateToIndex(final int state) {
+        switch (state) {
+            case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_ALWAYS:
+                return 0; // Always
+            case INTENT_FILTER_DOMAIN_VERIFICATION_STATUS_NEVER:
+                return 2; // Never
+            default:
+                return 1; // Ask
+        }
+    }
+
     private boolean updateAppLinkState(final int newState) {
         if (mIsBrowser) {
             // We shouldn't get into this state, but if we do make sure
diff --git a/src/com/android/settings/applications/ApplicationFeatureProviderImpl.java b/src/com/android/settings/applications/ApplicationFeatureProviderImpl.java
index c246c58..4bda99e 100644
--- a/src/com/android/settings/applications/ApplicationFeatureProviderImpl.java
+++ b/src/com/android/settings/applications/ApplicationFeatureProviderImpl.java
@@ -25,6 +25,7 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.content.pm.UserInfo;
+import android.location.LocationManager;
 import android.os.RemoteException;
 import android.os.UserManager;
 import android.telecom.DefaultDialerManager;
@@ -142,6 +143,12 @@
         // Keep Settings intelligence enabled, otherwise search feature will be disabled.
         keepEnabledPackages.add(
                 mContext.getString(R.string.config_settingsintelligence_package_name));
+        final LocationManager locationManager =
+                (LocationManager) mContext.getSystemService(Context.LOCATION_SERVICE);
+        final String locationHistoryPackage = locationManager.getLocationControllerExtraPackage();
+        if (locationHistoryPackage != null) {
+            keepEnabledPackages.add(locationHistoryPackage);
+        }
         return keepEnabledPackages;
     }
 
diff --git a/src/com/android/settings/biometrics/face/FaceEnrollAnimationDrawable.java b/src/com/android/settings/biometrics/face/FaceEnrollAnimationDrawable.java
index 5be7c53..b6ad565 100644
--- a/src/com/android/settings/biometrics/face/FaceEnrollAnimationDrawable.java
+++ b/src/com/android/settings/biometrics/face/FaceEnrollAnimationDrawable.java
@@ -29,6 +29,7 @@
 import android.graphics.drawable.Drawable;
 
 import com.android.settings.biometrics.BiometricEnrollSidecar;
+import com.android.settings.overlay.FeatureFactory;
 
 /**
  * A drawable containing the circle cutout as well as the animations.
@@ -41,17 +42,17 @@
     private static final int BORDER_BOUNDS = 20;
 
     private final Context mContext;
-    private final ParticleCollection.Listener mListener;
+    private final FaceFeatureProvider.Listener mListener;
     private Rect mBounds;
     private final Paint mSquarePaint;
     private final Paint mCircleCutoutPaint;
 
-    private ParticleCollection mParticleCollection;
+    private FaceFeatureProvider.EnrollingAnimation mEnrollingAnimation;
 
     private TimeAnimator mTimeAnimator;
 
-    private final ParticleCollection.Listener mAnimationListener
-            = new ParticleCollection.Listener() {
+    private final FaceFeatureProvider.Listener mAnimationListener
+            = new FaceFeatureProvider.Listener() {
         @Override
         public void onEnrolled() {
             if (mTimeAnimator != null && mTimeAnimator.isStarted()) {
@@ -61,7 +62,7 @@
         }
     };
 
-    public FaceEnrollAnimationDrawable(Context context, ParticleCollection.Listener listener) {
+    public FaceEnrollAnimationDrawable(Context context, FaceFeatureProvider.Listener listener) {
         mContext = context;
         mListener = listener;
 
@@ -77,29 +78,29 @@
 
     @Override
     public void onEnrollmentHelp(int helpMsgId, CharSequence helpString) {
-        mParticleCollection.onEnrollmentHelp(helpMsgId, helpString);
+        mEnrollingAnimation.onEnrollmentHelp(helpMsgId, helpString);
     }
 
     @Override
     public void onEnrollmentError(int errMsgId, CharSequence errString) {
-        mParticleCollection.onEnrollmentError(errMsgId, errString);
+        mEnrollingAnimation.onEnrollmentError(errMsgId, errString);
     }
 
     @Override
     public void onEnrollmentProgressChange(int steps, int remaining) {
-        mParticleCollection.onEnrollmentProgressChange(steps, remaining);
+        mEnrollingAnimation.onEnrollmentProgressChange(steps, remaining);
     }
 
     @Override
     protected void onBoundsChange(Rect bounds) {
         mBounds = bounds;
-        mParticleCollection =
-                new ParticleCollection(mContext, mAnimationListener, bounds, BORDER_BOUNDS);
+        mEnrollingAnimation = FeatureFactory.getFactory(mContext).getFaceFeatureProvider()
+                .getEnrollingAnimation(mContext, mAnimationListener, bounds, BORDER_BOUNDS);
 
         if (mTimeAnimator == null) {
             mTimeAnimator = new TimeAnimator();
             mTimeAnimator.setTimeListener((animation, totalTimeMs, deltaTimeMs) -> {
-                mParticleCollection.update(totalTimeMs, deltaTimeMs);
+                mEnrollingAnimation.update(totalTimeMs, deltaTimeMs);
                 FaceEnrollAnimationDrawable.this.invalidateSelf();
             });
             mTimeAnimator.start();
@@ -121,7 +122,7 @@
                 mBounds.height() / 2 - BORDER_BOUNDS, mCircleCutoutPaint);
 
         // Draw the animation
-        mParticleCollection.draw(canvas);
+        mEnrollingAnimation.draw(canvas);
 
         canvas.restore();
     }
diff --git a/src/com/android/settings/biometrics/face/FaceEnrollEnrolling.java b/src/com/android/settings/biometrics/face/FaceEnrollEnrolling.java
index 37b949c..727d74a 100644
--- a/src/com/android/settings/biometrics/face/FaceEnrollEnrolling.java
+++ b/src/com/android/settings/biometrics/face/FaceEnrollEnrolling.java
@@ -47,7 +47,7 @@
     private boolean mShouldFinishOnStop = true;
     private FaceEnrollPreviewFragment mPreviewFragment;
 
-    private ParticleCollection.Listener mListener = new ParticleCollection.Listener() {
+    private FaceFeatureProvider.Listener mListener = new FaceFeatureProvider.Listener() {
         @Override
         public void onEnrolled() {
             FaceEnrollEnrolling.this.launchFinish(mToken);
diff --git a/src/com/android/settings/biometrics/face/FaceEnrollPreviewFragment.java b/src/com/android/settings/biometrics/face/FaceEnrollPreviewFragment.java
index a543584..a370875 100644
--- a/src/com/android/settings/biometrics/face/FaceEnrollPreviewFragment.java
+++ b/src/com/android/settings/biometrics/face/FaceEnrollPreviewFragment.java
@@ -63,7 +63,7 @@
     private CameraCaptureSession mCaptureSession;
     private CaptureRequest mPreviewRequest;
     private Size mPreviewSize;
-    private ParticleCollection.Listener mListener;
+    private FaceFeatureProvider.Listener mListener;
 
     // View used to contain the circular cutout and enrollment animation drawable
     private ImageView mCircleView;
@@ -75,8 +75,8 @@
     private FaceSquareTextureView mTextureView;
 
     // Listener sent to the animation drawable
-    private final ParticleCollection.Listener mAnimationListener
-            = new ParticleCollection.Listener() {
+    private final FaceFeatureProvider.Listener mAnimationListener
+            = new FaceFeatureProvider.Listener() {
         @Override
         public void onEnrolled() {
             mListener.onEnrolled();
@@ -234,7 +234,7 @@
         mAnimationDrawable.onEnrollmentProgressChange(steps, remaining);
     }
 
-    public void setListener(ParticleCollection.Listener listener) {
+    public void setListener(FaceFeatureProvider.Listener listener) {
         mListener = listener;
     }
 
diff --git a/src/com/android/settings/biometrics/face/FaceFeatureProvider.java b/src/com/android/settings/biometrics/face/FaceFeatureProvider.java
new file mode 100644
index 0000000..e2f62d3
--- /dev/null
+++ b/src/com/android/settings/biometrics/face/FaceFeatureProvider.java
@@ -0,0 +1,42 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.settings.biometrics.face;
+
+import android.content.Context;
+import android.graphics.Canvas;
+import android.graphics.Rect;
+
+/**
+ * Feature provider for face authentication.
+ */
+public interface FaceFeatureProvider {
+
+    interface EnrollingAnimation {
+        void onEnrollmentHelp(int helpMsgId, CharSequence helpString);
+        void onEnrollmentError(int errMsgId, CharSequence errString);
+        void onEnrollmentProgressChange(int steps, int remaining);
+        void draw(Canvas canvas);
+        void update(long t, long dt);
+    }
+
+    interface Listener {
+        void onEnrolled();
+    }
+
+    EnrollingAnimation getEnrollingAnimation(Context context, Listener listener, Rect bounds,
+            int borderWidth);
+}
diff --git a/src/com/android/settings/biometrics/face/FaceFeatureProviderImpl.java b/src/com/android/settings/biometrics/face/FaceFeatureProviderImpl.java
new file mode 100644
index 0000000..3f65669
--- /dev/null
+++ b/src/com/android/settings/biometrics/face/FaceFeatureProviderImpl.java
@@ -0,0 +1,28 @@
+/*
+ * Copyright (C) 2018 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License
+ */
+
+package com.android.settings.biometrics.face;
+
+import android.content.Context;
+import android.graphics.Rect;
+
+public class FaceFeatureProviderImpl implements FaceFeatureProvider {
+    @Override
+    public EnrollingAnimation getEnrollingAnimation(Context context, Listener listener, Rect bounds,
+            int borderWidth) {
+        return new ParticleCollection(context, listener, bounds, borderWidth);
+    }
+}
diff --git a/src/com/android/settings/biometrics/face/ParticleCollection.java b/src/com/android/settings/biometrics/face/ParticleCollection.java
index 399beec..b345ab5 100644
--- a/src/com/android/settings/biometrics/face/ParticleCollection.java
+++ b/src/com/android/settings/biometrics/face/ParticleCollection.java
@@ -35,7 +35,7 @@
  * are updated/drawn in a special order so that the overlap is correct during the final completion
  * effect.
  */
-public class ParticleCollection implements BiometricEnrollSidecar.Listener {
+public class ParticleCollection implements FaceFeatureProviderImpl.EnrollingAnimation {
 
     private static final String TAG = "AnimationController";
 
@@ -49,11 +49,7 @@
     private final List<AnimationParticle> mParticleList;
     private final List<Integer> mPrimariesInProgress; // primary particles not done animating yet
     private int mState;
-    private Listener mListener;
-
-    public interface Listener {
-        void onEnrolled();
-    }
+    private FaceFeatureProvider.Listener mListener;
 
     private final AnimationParticle.Listener mParticleListener = new AnimationParticle.Listener() {
         @Override
@@ -72,7 +68,8 @@
         }
     };
 
-    public ParticleCollection(Context context, Listener listener, Rect bounds, int borderWidth) {
+    public ParticleCollection(Context context, FaceFeatureProvider.Listener listener, Rect bounds,
+            int borderWidth) {
         mParticleList = new ArrayList<>();
         mListener = listener;
 
@@ -103,12 +100,14 @@
         updateState(STATE_STARTED);
     }
 
+    @Override
     public void update(long t, long dt) {
         for (int i = 0; i < mParticleList.size(); i++) {
             mParticleList.get(i).update(t, dt);
         }
     }
 
+    @Override
     public void draw(Canvas canvas) {
         for (int i = 0; i < mParticleList.size(); i++) {
             mParticleList.get(i).draw(canvas);
diff --git a/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceController.java b/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceController.java
index 6f16db6..4b2bdc0 100644
--- a/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceController.java
+++ b/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceController.java
@@ -19,6 +19,7 @@
 import android.content.Context;
 
 import com.android.settings.core.BasePreferenceController;
+import com.android.settings.R;
 
 public class TopLevelConnectedDevicesPreferenceController extends BasePreferenceController {
 
@@ -29,7 +30,9 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE_UNSEARCHABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_connected_devices)
+        ? AVAILABLE_UNSEARCHABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/src/com/android/settings/display/TopLevelDisplayPreferenceController.java b/src/com/android/settings/display/TopLevelDisplayPreferenceController.java
index 88b87e0..ed85a4a 100644
--- a/src/com/android/settings/display/TopLevelDisplayPreferenceController.java
+++ b/src/com/android/settings/display/TopLevelDisplayPreferenceController.java
@@ -29,7 +29,9 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_display)
+        ? AVAILABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
index 8205818..ce85be8 100644
--- a/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
+++ b/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceController.java
@@ -48,7 +48,9 @@
 
     @Override
     public int getAvailabilityStatus() {
-        return AVAILABLE_UNSEARCHABLE;
+        return mContext.getResources().getBoolean(R.bool.config_show_top_level_battery)
+        ? AVAILABLE_UNSEARCHABLE
+        : UNSUPPORTED_ON_DEVICE;
     }
 
     @Override
diff --git a/src/com/android/settings/homepage/contextualcards/CardDatabaseHelper.java b/src/com/android/settings/homepage/contextualcards/CardDatabaseHelper.java
index 164afdd..b9bab21 100644
--- a/src/com/android/settings/homepage/contextualcards/CardDatabaseHelper.java
+++ b/src/com/android/settings/homepage/contextualcards/CardDatabaseHelper.java
@@ -197,12 +197,11 @@
     }
 
     Cursor getContextualCards() {
-        final SQLiteDatabase db = this.getReadableDatabase();
+        final SQLiteDatabase db = getReadableDatabase();
         final String selection = CardColumns.CARD_DISMISSED + "=0";
-        Cursor cursor = db.query(CARD_TABLE, null /* columns */, selection,
+        return db.query(CARD_TABLE, null /* columns */, selection,
                 null /* selectionArgs */, null /* groupBy */, null /* having */,
                 CardColumns.SCORE + " DESC" /* orderBy */);
-        return cursor;
     }
 
     /**
diff --git a/src/com/android/settings/overlay/FeatureFactory.java b/src/com/android/settings/overlay/FeatureFactory.java
index a52619b..184ccc8 100644
--- a/src/com/android/settings/overlay/FeatureFactory.java
+++ b/src/com/android/settings/overlay/FeatureFactory.java
@@ -23,6 +23,7 @@
 import com.android.settings.R;
 import com.android.settings.accounts.AccountFeatureProvider;
 import com.android.settings.applications.ApplicationFeatureProvider;
+import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
 import com.android.settings.enterprise.EnterprisePrivacyFeatureProvider;
@@ -111,6 +112,8 @@
 
     public abstract ContextualCardFeatureProvider getContextualCardFeatureProvider();
 
+    public abstract FaceFeatureProvider getFaceFeatureProvider();
+
     public static final class FactoryNotFoundException extends RuntimeException {
         public FactoryNotFoundException(Throwable throwable) {
             super("Unable to create factory. Did you misconfigure Proguard?", throwable);
diff --git a/src/com/android/settings/overlay/FeatureFactoryImpl.java b/src/com/android/settings/overlay/FeatureFactoryImpl.java
index 3515ac0..88c09d0 100644
--- a/src/com/android/settings/overlay/FeatureFactoryImpl.java
+++ b/src/com/android/settings/overlay/FeatureFactoryImpl.java
@@ -28,6 +28,8 @@
 import com.android.settings.accounts.AccountFeatureProviderImpl;
 import com.android.settings.applications.ApplicationFeatureProvider;
 import com.android.settings.applications.ApplicationFeatureProviderImpl;
+import com.android.settings.biometrics.face.FaceFeatureProvider;
+import com.android.settings.biometrics.face.FaceFeatureProviderImpl;
 import com.android.settings.connecteddevice.dock.DockUpdaterFeatureProviderImpl;
 import com.android.settings.core.instrumentation.SettingsMetricsFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
@@ -78,6 +80,7 @@
     private AccountFeatureProvider mAccountFeatureProvider;
     private PanelFeatureProvider mPanelFeatureProvider;
     private ContextualCardFeatureProvider mContextualCardFeatureProvider;
+    private FaceFeatureProvider mFaceFeatureProvider;
 
     @Override
     public SupportFeatureProvider getSupportFeatureProvider(Context context) {
@@ -224,10 +227,19 @@
         return mPanelFeatureProvider;
     }
 
+    @Override
     public ContextualCardFeatureProvider getContextualCardFeatureProvider() {
         if (mContextualCardFeatureProvider == null) {
             mContextualCardFeatureProvider = new ContextualCardFeatureProviderImpl();
         }
         return mContextualCardFeatureProvider;
     }
+
+    @Override
+    public FaceFeatureProvider getFaceFeatureProvider() {
+        if (mFaceFeatureProvider == null) {
+            mFaceFeatureProvider = new FaceFeatureProviderImpl();
+        }
+        return mFaceFeatureProvider;
+    }
 }
diff --git a/src/com/android/settings/wifi/NetworkRequestDialogFragment.java b/src/com/android/settings/wifi/NetworkRequestDialogFragment.java
index efb3f8c..c627a2e 100644
--- a/src/com/android/settings/wifi/NetworkRequestDialogFragment.java
+++ b/src/com/android/settings/wifi/NetworkRequestDialogFragment.java
@@ -129,8 +129,16 @@
         }
 
         if (which < accessPointList.size()) {
-            WifiConfiguration wifiConfig = accessPointList.get(which).getConfig();
-            mUserSelectionCallback.select(wifiConfig);
+            final AccessPoint selectedAccessPoint = accessPointList.get(which);
+            WifiConfiguration wifiConfig = selectedAccessPoint.getConfig();
+            if (wifiConfig == null) {
+                wifiConfig = WifiUtils.getWifiConfig(selectedAccessPoint, /* scanResult */
+                        null, /* password */ null);
+            }
+
+            if (wifiConfig != null) {
+                mUserSelectionCallback.select(wifiConfig);
+            }
         }
     }
 
diff --git a/src/com/android/settings/wifi/WifiUtils.java b/src/com/android/settings/wifi/WifiUtils.java
index ff8570e..7970b2a 100644
--- a/src/com/android/settings/wifi/WifiUtils.java
+++ b/src/com/android/settings/wifi/WifiUtils.java
@@ -22,10 +22,13 @@
 import android.content.Context;
 import android.content.pm.PackageManager;
 import android.net.NetworkCapabilities;
+import android.net.wifi.ScanResult;
 import android.net.wifi.WifiConfiguration;
 import android.provider.Settings;
 import android.text.TextUtils;
 
+import com.android.settingslib.wifi.AccessPoint;
+
 import java.nio.charset.StandardCharsets;
 
 public class WifiUtils {
@@ -110,4 +113,144 @@
         return (capabilities != null
                 && capabilities.hasCapability(NetworkCapabilities.NET_CAPABILITY_CAPTIVE_PORTAL));
     }
+
+    /**
+     * Provides a simple way to generate a new {@link WifiConfiguration} obj from
+     * {@link ScanResult} or {@link AccessPoint}. Either {@code accessPoint} or {@code scanResult
+     * } input should be not null for retrieving information, otherwise will throw
+     * IllegalArgumentException.
+     * This method prefers to take {@link AccessPoint} input in priority. Therefore this method
+     * will take {@link AccessPoint} input as preferred data extraction source when you input
+     * both {@link AccessPoint} and {@link ScanResult}, and ignore {@link ScanResult} input.
+     *
+     * Duplicated and simplified method from {@link WifiConfigController#getConfig()}.
+     * TODO(b/120827021): Should be removed if the there is have a common one in shared place (e.g.
+     * SettingsLib).
+     *
+     * @param accessPoint Input data for retrieving WifiConfiguration.
+     * @param scanResult  Input data for retrieving WifiConfiguration.
+     * @return WifiConfiguration obj based on input.
+     */
+    public static WifiConfiguration getWifiConfig(AccessPoint accessPoint, ScanResult scanResult,
+            String password) {
+        if (accessPoint == null && scanResult == null) {
+            throw new IllegalArgumentException(
+                    "At least one of AccessPoint and ScanResult input is required.");
+        }
+
+        final WifiConfiguration config = new WifiConfiguration();
+        final int security;
+
+        if (accessPoint == null) {
+            config.SSID = AccessPoint.convertToQuotedString(scanResult.SSID);
+            security = getAccessPointSecurity(scanResult);
+        } else {
+            if (!accessPoint.isSaved()) {
+                config.SSID = AccessPoint.convertToQuotedString(
+                        accessPoint.getSsidStr());
+            } else {
+                config.networkId = accessPoint.getConfig().networkId;
+                config.hiddenSSID = accessPoint.getConfig().hiddenSSID;
+            }
+            security = accessPoint.getSecurity();
+        }
+
+        switch (security) {
+            case AccessPoint.SECURITY_NONE:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
+                break;
+
+            case AccessPoint.SECURITY_WEP:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.NONE);
+                config.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.OPEN);
+                config.allowedAuthAlgorithms.set(WifiConfiguration.AuthAlgorithm.SHARED);
+                if (!TextUtils.isEmpty(password)) {
+                    int length = password.length();
+                    // WEP-40, WEP-104, and 256-bit WEP (WEP-232?)
+                    if ((length == 10 || length == 26 || length == 58)
+                            && password.matches("[0-9A-Fa-f]*")) {
+                        config.wepKeys[0] = password;
+                    } else {
+                        config.wepKeys[0] = '"' + password + '"';
+                    }
+                }
+                break;
+
+            case AccessPoint.SECURITY_PSK:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_PSK);
+                if (!TextUtils.isEmpty(password)) {
+                    if (password.matches("[0-9A-Fa-f]{64}")) {
+                        config.preSharedKey = password;
+                    } else {
+                        config.preSharedKey = '"' + password + '"';
+                    }
+                }
+                break;
+
+            case AccessPoint.SECURITY_EAP:
+            case AccessPoint.SECURITY_EAP_SUITE_B:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.WPA_EAP);
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.IEEE8021X);
+                if (security == AccessPoint.SECURITY_EAP_SUITE_B) {
+                    config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.SUITE_B_192);
+                    config.requirePMF = true;
+                    config.allowedPairwiseCiphers.set(WifiConfiguration.PairwiseCipher.GCMP_256);
+                    config.allowedGroupCiphers.set(WifiConfiguration.GroupCipher.GCMP_256);
+                    config.allowedGroupMgmtCiphers.set(WifiConfiguration.GroupMgmtCipher
+                            .BIP_GMAC_256);
+                    config.allowedSuiteBCiphers.set(WifiConfiguration.SuiteBCipher.ECDHE_RSA);
+                }
+
+                if (!TextUtils.isEmpty(password)) {
+                    config.enterpriseConfig.setPassword(password);
+                }
+                break;
+            case AccessPoint.SECURITY_SAE:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.SAE);
+                config.requirePMF = true;
+                if (!TextUtils.isEmpty(password)) {
+                    config.preSharedKey = '"' + password + '"';
+                }
+                break;
+
+            case AccessPoint.SECURITY_OWE:
+                config.allowedKeyManagement.set(WifiConfiguration.KeyMgmt.OWE);
+                config.requirePMF = true;
+                break;
+
+            default:
+                break;
+        }
+
+        return config;
+    }
+
+
+    /**
+     * Gets security value from ScanResult.
+     *
+     * Duplicated method from {@link AccessPoint#getSecurity(ScanResult)}.
+     * TODO(b/120827021): Should be removed if the there is have a common one in shared place (e.g.
+     * SettingsLib).
+     *
+     * @param result ScanResult
+     * @return Related security value based on {@link AccessPoint}.
+     */
+    public static int getAccessPointSecurity(ScanResult result) {
+        if (result.capabilities.contains("WEP")) {
+            return AccessPoint.SECURITY_WEP;
+        } else if (result.capabilities.contains("SAE")) {
+            return AccessPoint.SECURITY_SAE;
+        } else if (result.capabilities.contains("PSK")) {
+            return AccessPoint.SECURITY_PSK;
+        } else if (result.capabilities.contains("EAP_SUITE_B_192")) {
+            return AccessPoint.SECURITY_EAP_SUITE_B;
+        } else if (result.capabilities.contains("EAP")) {
+            return AccessPoint.SECURITY_EAP;
+        } else if (result.capabilities.contains("OWE")) {
+            return AccessPoint.SECURITY_OWE;
+        }
+
+        return AccessPoint.SECURITY_NONE;
+    }
 }
diff --git a/tests/anomaly-tester/Android.mk b/tests/anomaly-tester/Android.mk
index 9a0a875..4dffeab 100644
--- a/tests/anomaly-tester/Android.mk
+++ b/tests/anomaly-tester/Android.mk
@@ -7,7 +7,7 @@
 LOCAL_JAVA_LIBRARIES := android.test.runner
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     mockito-target \
     ub-uiautomator \
     truth-prebuilt \
diff --git a/tests/anomaly-tester/AndroidManifest.xml b/tests/anomaly-tester/AndroidManifest.xml
index 7893b86..d6f68a8 100644
--- a/tests/anomaly-tester/AndroidManifest.xml
+++ b/tests/anomaly-tester/AndroidManifest.xml
@@ -44,7 +44,7 @@
     </application>
 
     <instrumentation
-        android:name="android.support.test.runner.AndroidJUnitRunner"
+        android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.android.settings"
         android:label="Settings Test Cases">
     </instrumentation>
diff --git a/tests/anomaly-tester/src/com/android/settings/anomaly/tests/BluetoothAnomalyTest.java b/tests/anomaly-tester/src/com/android/settings/anomaly/tests/BluetoothAnomalyTest.java
index 3630ce4..0477e09 100644
--- a/tests/anomaly-tester/src/com/android/settings/anomaly/tests/BluetoothAnomalyTest.java
+++ b/tests/anomaly-tester/src/com/android/settings/anomaly/tests/BluetoothAnomalyTest.java
@@ -19,13 +19,14 @@
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.Until;
 import android.text.format.DateUtils;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/anomaly-tester/src/com/android/settings/anomaly/tests/WakelockAnomalyTest.java b/tests/anomaly-tester/src/com/android/settings/anomaly/tests/WakelockAnomalyTest.java
index a2f3804..c44e2ea 100644
--- a/tests/anomaly-tester/src/com/android/settings/anomaly/tests/WakelockAnomalyTest.java
+++ b/tests/anomaly-tester/src/com/android/settings/anomaly/tests/WakelockAnomalyTest.java
@@ -19,13 +19,14 @@
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.Until;
 import android.text.format.DateUtils;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/robotests/res/values-mcc999/config.xml b/tests/robotests/res/values-mcc999/config.xml
index c5c552e..101a6b8 100644
--- a/tests/robotests/res/values-mcc999/config.xml
+++ b/tests/robotests/res/values-mcc999/config.xml
@@ -58,6 +58,9 @@
     <bool name="config_show_system_update_settings">false</bool>
     <bool name="config_wifi_support_connected_mac_randomization">false</bool>
     <bool name="config_show_device_model">false</bool>
+    <bool name="config_show_top_level_battery">false</bool>
+    <bool name="config_show_top_level_connected_devices">false</bool>
+    <bool name="config_show_top_level_display">false</bool>
     <bool name="config_show_wifi_ip_address">false</bool>
     <bool name="config_show_wifi_mac_address">false</bool>
     <bool name="config_disable_uninstall_update">true</bool>
diff --git a/tests/robotests/src/com/android/settings/applications/ApplicationFeatureProviderImplTest.java b/tests/robotests/src/com/android/settings/applications/ApplicationFeatureProviderImplTest.java
index 9cfdf98..ebbf5e0 100644
--- a/tests/robotests/src/com/android/settings/applications/ApplicationFeatureProviderImplTest.java
+++ b/tests/robotests/src/com/android/settings/applications/ApplicationFeatureProviderImplTest.java
@@ -18,6 +18,7 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.app.admin.DevicePolicyManager;
@@ -30,6 +31,7 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 import android.content.pm.UserInfo;
+import android.location.LocationManager;
 import android.os.Build;
 import android.os.UserHandle;
 import android.os.UserManager;
@@ -83,6 +85,8 @@
     private IPackageManager mPackageManagerService;
     @Mock
     private DevicePolicyManager mDevicePolicyManager;
+    @Mock
+    private LocationManager mLocationManager;
 
     private ApplicationFeatureProvider mProvider;
 
@@ -95,6 +99,7 @@
 
         when(mContext.getApplicationContext()).thenReturn(mContext);
         when(mContext.getSystemService(Context.USER_SERVICE)).thenReturn(mUserManager);
+        when(mContext.getSystemService(Context.LOCATION_SERVICE)).thenReturn(mLocationManager);
 
         mProvider = new ApplicationFeatureProviderImpl(mContext, mPackageManager,
                 mPackageManagerService, mDevicePolicyManager);
@@ -255,19 +260,27 @@
 
     @Test
     @Config(shadows = {ShadowSmsApplication.class, ShadowDefaultDialerManager.class})
-    public void getKeepEnabledPackages_shouldContainDefaultPhoneAndSms() {
+    public void getKeepEnabledPackages_shouldContainDefaultPhoneAndSmsAndLocationHistory() {
         final String testDialer = "com.android.test.defaultdialer";
         final String testSms = "com.android.test.defaultsms";
+        final String testLocationHistory = "com.android.test.location.history";
+
         final String settingsIntelligence = RuntimeEnvironment.application.getString(
                 R.string.config_settingsintelligence_package_name);
         ShadowSmsApplication.setDefaultSmsApplication(new ComponentName(testSms, "receiver"));
         ShadowDefaultDialerManager.setDefaultDialerApplication(testDialer);
-        ReflectionHelpers.setField(mProvider, "mContext", RuntimeEnvironment.application);
+
+        // Spy the real context to mock LocationManager.
+        Context spyContext = spy(RuntimeEnvironment.application);
+        when(mLocationManager.getLocationControllerExtraPackage()).thenReturn(testLocationHistory);
+        when(spyContext.getSystemService(Context.LOCATION_SERVICE)).thenReturn(mLocationManager);
+
+        ReflectionHelpers.setField(mProvider, "mContext", spyContext);
 
         final Set<String> keepEnabledPackages = mProvider.getKeepEnabledPackages();
 
         final List<String> expectedPackages = Arrays.asList(testDialer, testSms,
-                settingsIntelligence);
+                settingsIntelligence, testLocationHistory);
         assertThat(keepEnabledPackages).containsExactlyElementsIn(expectedPackages);
     }
 
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/AvailableMediaDeviceGroupControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/AvailableMediaDeviceGroupControllerTest.java
index 8470ef9..c4b5901 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/AvailableMediaDeviceGroupControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/AvailableMediaDeviceGroupControllerTest.java
@@ -119,7 +119,8 @@
         mAvailableMediaDeviceGroupController.onDeviceAdded(mPreference);
 
         assertThat(mPreferenceGroup.isVisible()).isTrue();
-        assertThat(mPreferenceGroup.findPreference(PREFERENCE_KEY_1)).isEqualTo(mPreference);
+        assertThat((Preference) mPreferenceGroup.findPreference(PREFERENCE_KEY_1))
+                .isEqualTo(mPreference);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/ConnectedDeviceGroupControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/ConnectedDeviceGroupControllerTest.java
index c9e2644..23754a0 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/ConnectedDeviceGroupControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/ConnectedDeviceGroupControllerTest.java
@@ -100,7 +100,8 @@
         mConnectedDeviceGroupController.onDeviceAdded(mPreference);
 
         assertThat(mPreferenceGroup.isVisible()).isTrue();
-        assertThat(mPreferenceGroup.findPreference(PREFERENCE_KEY_1)).isEqualTo(mPreference);
+        assertThat((Preference) mPreferenceGroup.findPreference(PREFERENCE_KEY_1))
+                .isEqualTo(mPreference);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
index f6b18a3..ab73370 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/TopLevelConnectedDevicesPreferenceControllerTest.java
@@ -16,6 +16,9 @@
 
 package com.android.settings.connecteddevice;
 
+import static com.android.settings.core.BasePreferenceController.AVAILABLE_UNSEARCHABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
@@ -44,6 +47,17 @@
     }
 
     @Test
+    public void getAvailibilityStatus_availableByDefault() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE_UNSEARCHABLE);
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
     @Config(shadows = ShadowAdvancedConnectedDeviceController.class)
     public void getSummary_shouldCallAdvancedConnectedDeviceController() {
         assertThat(mController.getSummary())
diff --git a/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDetailsPowerRoleControllerTest.java b/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDetailsPowerRoleControllerTest.java
index 38c92c3..b16a453 100644
--- a/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDetailsPowerRoleControllerTest.java
+++ b/tests/robotests/src/com/android/settings/connecteddevice/usb/UsbDetailsPowerRoleControllerTest.java
@@ -29,6 +29,7 @@
 import android.os.Handler;
 
 import androidx.fragment.app.FragmentActivity;
+import androidx.preference.Preference;
 import androidx.preference.PreferenceCategory;
 import androidx.preference.PreferenceManager;
 import androidx.preference.PreferenceScreen;
@@ -122,8 +123,8 @@
                 UsbPort.POWER_ROLE_SINK, UsbPort.DATA_ROLE_DEVICE);
 
         assertThat(mPreference.isEnabled()).isFalse();
-        assertThat(mScreen.findPreference(mDetailsPowerRoleController.getPreferenceKey()))
-                .isEqualTo(mPreference);
+        assertThat((Preference) mScreen.findPreference(
+                mDetailsPowerRoleController.getPreferenceKey())).isEqualTo(mPreference);
     }
 
     @Test
@@ -134,7 +135,8 @@
         mDetailsPowerRoleController.refresh(true, UsbManager.FUNCTION_NONE, UsbPort.POWER_ROLE_SINK,
                 UsbPort.DATA_ROLE_DEVICE);
 
-        assertThat(mScreen.findPreference(mDetailsPowerRoleController.getPreferenceKey())).isNull();
+        assertThat((Preference) mScreen.findPreference(
+                mDetailsPowerRoleController.getPreferenceKey())).isNull();
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/deviceinfo/BuildNumberPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/deviceinfo/BuildNumberPreferenceControllerTest.java
index fb674ab..5fb1747 100644
--- a/tests/robotests/src/com/android/settings/deviceinfo/BuildNumberPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/deviceinfo/BuildNumberPreferenceControllerTest.java
@@ -105,7 +105,7 @@
     public void displayPref_shouldAlwaysDisplay() {
         mController.displayPreference(mScreen);
 
-        verify(mScreen.findPreference(mController.getPreferenceKey()))
+        verify((Preference) mScreen.findPreference(mController.getPreferenceKey()))
                 .setSummary(BidiFormatter.getInstance().unicodeWrap(Build.DISPLAY));
         verify(mScreen, never()).removePreference(any(Preference.class));
     }
diff --git a/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
index 9ad05ce..23d794c 100644
--- a/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/display/TopLevelDisplayPreferenceControllerTest.java
@@ -17,12 +17,14 @@
 package com.android.settings.display;
 
 import static com.android.settings.core.BasePreferenceController.AVAILABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
 
 import static com.google.common.truth.Truth.assertThat;
 
 import static org.mockito.ArgumentMatchers.any;
 import static org.mockito.ArgumentMatchers.anyInt;
 import static org.mockito.Mockito.mock;
+import static org.mockito.Mockito.spy;
 import static org.mockito.Mockito.when;
 
 import android.content.Context;
@@ -40,11 +42,13 @@
 
 import java.util.ArrayList;
 import java.util.List;
+
+import org.robolectric.annotation.Config;
 import org.robolectric.RobolectricTestRunner;
+import org.robolectric.RuntimeEnvironment;
 
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelDisplayPreferenceControllerTest {
-    @Mock
     private Context mContext;
     @Mock
     private PackageManager mPackageManager;
@@ -54,6 +58,7 @@
     @Before
     public void setUp() {
         MockitoAnnotations.initMocks(this);
+        mContext = spy(RuntimeEnvironment.application);
         when(mContext.getPackageManager()).thenReturn(mPackageManager);
         when(mContext.getString(R.string.config_wallpaper_picker_package)).thenReturn("pkg");
         when(mContext.getString(R.string.config_wallpaper_picker_class)).thenReturn("cls");
@@ -62,11 +67,17 @@
     }
 
     @Test
-    public void getAvailability_alwaysAvailable() {
+    public void getAvailibilityStatus_availableByDefault() {
         assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE);
     }
 
     @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
+    }
+
+    @Test
     public void getSummary_hasWallpaper_shouldReturnWallpaperSummary() {
         final List<ResolveInfo> resolveInfos = new ArrayList<>();
         resolveInfos.add(mock(ResolveInfo.class));
diff --git a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
index e6efef7..7568987 100644
--- a/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/fuelgauge/TopLevelBatteryPreferenceControllerTest.java
@@ -16,6 +16,8 @@
 
 package com.android.settings.fuelgauge;
 
+import static com.android.settings.core.BasePreferenceController.AVAILABLE_UNSEARCHABLE;
+import static com.android.settings.core.BasePreferenceController.UNSUPPORTED_ON_DEVICE;
 import static com.android.settings.fuelgauge.TopLevelBatteryPreferenceController.getDashboardLabel;
 
 import static com.google.common.truth.Truth.assertThat;
@@ -25,17 +27,30 @@
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
+import org.robolectric.annotation.Config;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
 
 @RunWith(RobolectricTestRunner.class)
 public class TopLevelBatteryPreferenceControllerTest {
-
     private Context mContext;
+    private TopLevelBatteryPreferenceController mController;
 
     @Before
     public void setUp() {
         mContext = RuntimeEnvironment.application;
+        mController = new TopLevelBatteryPreferenceController(mContext, "test_key");
+    }
+
+    @Test
+    public void getAvailibilityStatus_availableByDefault() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(AVAILABLE_UNSEARCHABLE);
+    }
+
+    @Test
+    @Config(qualifiers = "mcc999")
+    public void getAvailabilityStatus_unsupportedWhenSet() {
+        assertThat(mController.getAvailabilityStatus()).isEqualTo(UNSUPPORTED_ON_DEVICE);
     }
 
     @Test
diff --git a/tests/robotests/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java b/tests/robotests/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
index d86b9a3..101ca75 100644
--- a/tests/robotests/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
+++ b/tests/robotests/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
@@ -28,33 +28,27 @@
 import android.net.Uri;
 
 import com.android.settings.slices.CustomSliceRegistry;
-import com.android.settings.slices.SettingsSliceProvider;
+
+import java.util.ArrayList;
+import java.util.List;
+import java.util.stream.Collectors;
 
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
 import org.robolectric.RuntimeEnvironment;
-import org.robolectric.shadows.ShadowContentResolver;
-
-import java.util.ArrayList;
-import java.util.List;
-import java.util.stream.Collectors;
 
 @RunWith(RobolectricTestRunner.class)
 public class ContextualCardLoaderTest {
 
     private Context mContext;
     private ContextualCardLoader mContextualCardLoader;
-    private SettingsSliceProvider mProvider;
 
     @Before
     public void setUp() {
         mContext = RuntimeEnvironment.application;
         mContextualCardLoader = spy(new ContextualCardLoader(mContext));
-        mProvider = new SettingsSliceProvider();
-        ShadowContentResolver.registerProviderInternal(SettingsSliceProvider.SLICE_AUTHORITY,
-                mProvider);
     }
 
     @Test
@@ -210,4 +204,4 @@
                 .build());
         return cards;
     }
-}
\ No newline at end of file
+}
diff --git a/tests/robotests/src/com/android/settings/notification/WorkSoundPreferenceControllerTest.java b/tests/robotests/src/com/android/settings/notification/WorkSoundPreferenceControllerTest.java
index d6a594a..fb4747c 100644
--- a/tests/robotests/src/com/android/settings/notification/WorkSoundPreferenceControllerTest.java
+++ b/tests/robotests/src/com/android/settings/notification/WorkSoundPreferenceControllerTest.java
@@ -218,7 +218,8 @@
         mController.displayPreference(mScreen);
         mController.onResume();
 
-        verify(mWorkCategory.findPreference(KEY_WORK_PHONE_RINGTONE)).setVisible(false);
+        verify((Preference) mWorkCategory.findPreference(KEY_WORK_PHONE_RINGTONE))
+                .setVisible(false);
     }
 
     @Test
@@ -242,11 +243,11 @@
         verify(mWorkCategory, times(2)).setVisible(true);
 
         // Sound preferences should explain that the profile isn't available yet.
-        verify(mWorkCategory.findPreference(KEY_WORK_PHONE_RINGTONE))
+        verify((Preference) mWorkCategory.findPreference(KEY_WORK_PHONE_RINGTONE))
                 .setSummary(eq(notAvailable));
-        verify(mWorkCategory.findPreference(KEY_WORK_NOTIFICATION_RINGTONE))
+        verify((Preference) mWorkCategory.findPreference(KEY_WORK_NOTIFICATION_RINGTONE))
                 .setSummary(eq(notAvailable));
-        verify(mWorkCategory.findPreference(KEY_WORK_ALARM_RINGTONE))
+        verify((Preference) mWorkCategory.findPreference(KEY_WORK_ALARM_RINGTONE))
                 .setSummary(eq(notAvailable));
     }
 
diff --git a/tests/robotests/src/com/android/settings/testutils/FakeFeatureFactory.java b/tests/robotests/src/com/android/settings/testutils/FakeFeatureFactory.java
index ef07fd4..e0b8646 100644
--- a/tests/robotests/src/com/android/settings/testutils/FakeFeatureFactory.java
+++ b/tests/robotests/src/com/android/settings/testutils/FakeFeatureFactory.java
@@ -23,6 +23,7 @@
 
 import com.android.settings.accounts.AccountFeatureProvider;
 import com.android.settings.applications.ApplicationFeatureProvider;
+import com.android.settings.biometrics.face.FaceFeatureProvider;
 import com.android.settings.dashboard.DashboardFeatureProvider;
 import com.android.settings.dashboard.suggestions.SuggestionFeatureProvider;
 import com.android.settings.enterprise.EnterprisePrivacyFeatureProvider;
@@ -64,6 +65,7 @@
     public final AssistGestureFeatureProvider assistGestureFeatureProvider;
     public final AccountFeatureProvider mAccountFeatureProvider;
     public final ContextualCardFeatureProvider mContextualCardFeatureProvider;
+    public final FaceFeatureProvider mFaceFeatureProvider;
 
     public PanelFeatureProvider panelFeatureProvider;
     public SlicesFeatureProvider slicesFeatureProvider;
@@ -108,6 +110,7 @@
         mAccountFeatureProvider = mock(AccountFeatureProvider.class);
         mContextualCardFeatureProvider = mock(ContextualCardFeatureProvider.class);
         panelFeatureProvider = mock(PanelFeatureProvider.class);
+        mFaceFeatureProvider = mock(FaceFeatureProvider.class);
     }
 
     @Override
@@ -195,7 +198,13 @@
         return panelFeatureProvider;
     }
 
+    @Override
     public ContextualCardFeatureProvider getContextualCardFeatureProvider() {
         return mContextualCardFeatureProvider;
     }
+
+    @Override
+    public FaceFeatureProvider getFaceFeatureProvider() {
+        return mFaceFeatureProvider;
+    }
 }
diff --git a/tests/robotests/src/com/android/settings/wifi/NetworkRequestDialogFragmentTest.java b/tests/robotests/src/com/android/settings/wifi/NetworkRequestDialogFragmentTest.java
index c9cdc15..343d170 100644
--- a/tests/robotests/src/com/android/settings/wifi/NetworkRequestDialogFragmentTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/NetworkRequestDialogFragmentTest.java
@@ -197,9 +197,12 @@
         accessPointList.add(new AccessPoint(mContext, bundle));
         bundle.putString(KEY_SSID, "Test AP 2");
         accessPointList.add(new AccessPoint(mContext, bundle));
+
         bundle.putString(KEY_SSID, "Test AP 3");
         AccessPoint clickedAccessPoint = new AccessPoint(mContext, bundle);
+        clickedAccessPoint.generateOpenNetworkConfig();
         accessPointList.add(clickedAccessPoint);
+
         bundle.putString(KEY_SSID, "Test AP 4");
         accessPointList.add(new AccessPoint(mContext, bundle));
         when(networkRequestDialogFragment.getAccessPointList()).thenReturn(accessPointList);
diff --git a/tests/robotests/src/com/android/settings/wifi/WifiUtilsTest.java b/tests/robotests/src/com/android/settings/wifi/WifiUtilsTest.java
index a95624b..9de095d 100644
--- a/tests/robotests/src/com/android/settings/wifi/WifiUtilsTest.java
+++ b/tests/robotests/src/com/android/settings/wifi/WifiUtilsTest.java
@@ -22,6 +22,16 @@
 import org.junit.runner.RunWith;
 import org.robolectric.RobolectricTestRunner;
 
+import static org.mockito.Mockito.spy;
+
+import android.content.Context;
+import android.net.wifi.WifiConfiguration;
+import android.os.Bundle;
+
+import com.android.settingslib.wifi.AccessPoint;
+
+import org.robolectric.RuntimeEnvironment;
+
 @RunWith(RobolectricTestRunner.class)
 public class WifiUtilsTest {
 
@@ -44,4 +54,23 @@
         assertThat(WifiUtils.isHotspotPasswordValid(longPassword)).isFalse();
         assertThat(WifiUtils.isHotspotPasswordValid("")).isFalse();
     }
-}
+
+    @Test
+    public void getWifiConfigByAccessPoint_shouldReturnCorrectConfig() {
+        String testSSID = "WifiUtilsTest";
+        Bundle bundle = new Bundle();
+        bundle.putString("key_ssid", testSSID);
+        Context context = spy(RuntimeEnvironment.application);
+        AccessPoint accessPoint = new AccessPoint(context, bundle);
+
+        WifiConfiguration config = WifiUtils.getWifiConfig(accessPoint, null, null);
+
+        assertThat(config).isNotNull();
+        assertThat(config.SSID).isEqualTo(AccessPoint.convertToQuotedString(testSSID));
+    }
+
+    @Test(expected = IllegalArgumentException.class)
+    public void getWifiConfigWithNullInput_ThrowIllegalArgumentException() {
+        WifiConfiguration config = WifiUtils.getWifiConfig(null, null, null);
+    }
+}
\ No newline at end of file
diff --git a/tests/uitests/Android.mk b/tests/uitests/Android.mk
index 89f9133..fb7258c 100644
--- a/tests/uitests/Android.mk
+++ b/tests/uitests/Android.mk
@@ -27,7 +27,7 @@
     android.test.base
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
+    androidx.test.rules \
     app-helpers-core \
     launcher-helper-lib \
     metrics-helper-lib \
diff --git a/tests/uitests/AndroidManifest.xml b/tests/uitests/AndroidManifest.xml
index 49a2fd1..dc6fc15 100644
--- a/tests/uitests/AndroidManifest.xml
+++ b/tests/uitests/AndroidManifest.xml
@@ -31,7 +31,7 @@
     <uses-permission android:name="android.permission.READ_SEARCH_INDEXABLES"/>
 
     <instrumentation
-            android:name="android.support.test.runner.AndroidJUnitRunner"
+            android:name="androidx.test.runner.AndroidJUnitRunner"
             android:targetPackage="com.android.settings.ui"
             android:label="Android Settings Functional UI Tests" />
 </manifest>
diff --git a/tests/uitests/AndroidTest.xml b/tests/uitests/AndroidTest.xml
index 4162207..50c6a75 100644
--- a/tests/uitests/AndroidTest.xml
+++ b/tests/uitests/AndroidTest.xml
@@ -24,7 +24,7 @@
     <option name="test-tag" value="SettingsUITests" />
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.settings.ui" />
-        <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/uitests/src/com/android/settings/ui/AboutPhoneSettingsTests.java b/tests/uitests/src/com/android/settings/ui/AboutPhoneSettingsTests.java
index 738d710..a73a5a8 100644
--- a/tests/uitests/src/com/android/settings/ui/AboutPhoneSettingsTests.java
+++ b/tests/uitests/src/com/android/settings/ui/AboutPhoneSettingsTests.java
@@ -24,9 +24,6 @@
 import android.content.Intent;
 import android.os.RemoteException;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.Direction;
 import android.support.test.uiautomator.UiDevice;
@@ -34,6 +31,10 @@
 import android.support.test.uiautomator.Until;
 import android.text.TextUtils;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/AppsSettingsRetainFilterTests.java b/tests/uitests/src/com/android/settings/ui/AppsSettingsRetainFilterTests.java
index 84d528b..4698b9a 100644
--- a/tests/uitests/src/com/android/settings/ui/AppsSettingsRetainFilterTests.java
+++ b/tests/uitests/src/com/android/settings/ui/AppsSettingsRetainFilterTests.java
@@ -21,14 +21,15 @@
 import android.content.Intent;
 import android.os.RemoteException;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 import android.system.helpers.ActivityHelper;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/uitests/src/com/android/settings/ui/BatterySettingsUITest.java b/tests/uitests/src/com/android/settings/ui/BatterySettingsUITest.java
index 8b34fff..3cf1e96 100644
--- a/tests/uitests/src/com/android/settings/ui/BatterySettingsUITest.java
+++ b/tests/uitests/src/com/android/settings/ui/BatterySettingsUITest.java
@@ -18,12 +18,13 @@
 
 import android.content.Intent;
 import android.os.RemoteException;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.system.helpers.SettingsHelper;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.ui.testutils.SettingsTestUtils;
 
 import org.junit.After;
diff --git a/tests/uitests/src/com/android/settings/ui/ConnectedDeviceTests.java b/tests/uitests/src/com/android/settings/ui/ConnectedDeviceTests.java
index ca19a3f..ef0dacc 100644
--- a/tests/uitests/src/com/android/settings/ui/ConnectedDeviceTests.java
+++ b/tests/uitests/src/com/android/settings/ui/ConnectedDeviceTests.java
@@ -24,14 +24,15 @@
 import android.nfc.NfcAdapter;
 import android.nfc.NfcManager;
 import android.os.RemoteException;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/HomepageDisplayTests.java b/tests/uitests/src/com/android/settings/ui/HomepageDisplayTests.java
index 4eccd8b..4c72b34 100644
--- a/tests/uitests/src/com/android/settings/ui/HomepageDisplayTests.java
+++ b/tests/uitests/src/com/android/settings/ui/HomepageDisplayTests.java
@@ -22,9 +22,6 @@
 import android.os.RemoteException;
 import android.platform.test.annotations.Presubmit;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.Direction;
 import android.support.test.uiautomator.UiDevice;
@@ -32,6 +29,10 @@
 import android.support.test.uiautomator.Until;
 import android.system.helpers.SettingsHelper;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.ui.testutils.SettingsTestUtils;
 
 import org.junit.After;
diff --git a/tests/uitests/src/com/android/settings/ui/SecuritySettingsLaunchTest.java b/tests/uitests/src/com/android/settings/ui/SecuritySettingsLaunchTest.java
index 6803c7e..5efb7e8 100644
--- a/tests/uitests/src/com/android/settings/ui/SecuritySettingsLaunchTest.java
+++ b/tests/uitests/src/com/android/settings/ui/SecuritySettingsLaunchTest.java
@@ -18,12 +18,13 @@
 
 import android.os.RemoteException;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.system.helpers.SettingsHelper;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.ui.testutils.SettingsTestUtils;
 
 import org.junit.After;
diff --git a/tests/uitests/src/com/android/settings/ui/StorageSettingsUITest.java b/tests/uitests/src/com/android/settings/ui/StorageSettingsUITest.java
index a301cc3..b21da71 100644
--- a/tests/uitests/src/com/android/settings/ui/StorageSettingsUITest.java
+++ b/tests/uitests/src/com/android/settings/ui/StorageSettingsUITest.java
@@ -18,12 +18,13 @@
 
 import android.os.RemoteException;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.system.helpers.SettingsHelper;
 import android.test.suitebuilder.annotation.MediumTest;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.ui.testutils.SettingsTestUtils;
 
 import org.junit.After;
diff --git a/tests/uitests/src/com/android/settings/ui/StorageWizardTest.java b/tests/uitests/src/com/android/settings/ui/StorageWizardTest.java
index 4b923f5..d47cd0d 100644
--- a/tests/uitests/src/com/android/settings/ui/StorageWizardTest.java
+++ b/tests/uitests/src/com/android/settings/ui/StorageWizardTest.java
@@ -20,8 +20,6 @@
 import android.os.SystemClock;
 import android.os.storage.DiskInfo;
 import android.os.storage.VolumeInfo;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.BySelector;
 import android.support.test.uiautomator.UiDevice;
@@ -29,6 +27,9 @@
 import android.support.test.uiautomator.UiObjectNotFoundException;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/SyncSettingsTest.java b/tests/uitests/src/com/android/settings/ui/SyncSettingsTest.java
index 848147f..58a2fd3 100644
--- a/tests/uitests/src/com/android/settings/ui/SyncSettingsTest.java
+++ b/tests/uitests/src/com/android/settings/ui/SyncSettingsTest.java
@@ -20,15 +20,16 @@
 
 import android.os.RemoteException;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 import android.system.helpers.SettingsHelper;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/WirelessNetworkSettingsTests.java b/tests/uitests/src/com/android/settings/ui/WirelessNetworkSettingsTests.java
index dd700ac..d637c53 100644
--- a/tests/uitests/src/com/android/settings/ui/WirelessNetworkSettingsTests.java
+++ b/tests/uitests/src/com/android/settings/ui/WirelessNetworkSettingsTests.java
@@ -24,8 +24,6 @@
 import android.os.RemoteException;
 import android.platform.test.annotations.Presubmit;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.Until;
@@ -34,6 +32,9 @@
 import android.test.suitebuilder.annotation.MediumTest;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/ZonePickerSettingsTest.java b/tests/uitests/src/com/android/settings/ui/ZonePickerSettingsTest.java
index 864b7a9..4cb7ad9 100644
--- a/tests/uitests/src/com/android/settings/ui/ZonePickerSettingsTest.java
+++ b/tests/uitests/src/com/android/settings/ui/ZonePickerSettingsTest.java
@@ -17,6 +17,7 @@
 
 import static com.android.settings.ui.testutils.SettingsTestUtils.SETTINGS_PACKAGE;
 import static com.android.settings.ui.testutils.SettingsTestUtils.TIMEOUT;
+
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
@@ -24,9 +25,6 @@
 import android.os.RemoteException;
 import android.os.SystemProperties;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.BySelector;
 import android.support.test.uiautomator.UiDevice;
@@ -39,6 +37,10 @@
 import android.system.helpers.SettingsHelper;
 import android.system.helpers.SettingsHelper.SettingsType;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/uitests/src/com/android/settings/ui/inputmethods/DataSaverSummaryUITest.java b/tests/uitests/src/com/android/settings/ui/inputmethods/DataSaverSummaryUITest.java
index 45f757c..fd8c054 100644
--- a/tests/uitests/src/com/android/settings/ui/inputmethods/DataSaverSummaryUITest.java
+++ b/tests/uitests/src/com/android/settings/ui/inputmethods/DataSaverSummaryUITest.java
@@ -21,13 +21,14 @@
 
 import android.app.Instrumentation;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/uitests/src/com/android/settings/ui/inputmethods/SpellCheckerSettingsUITest.java b/tests/uitests/src/com/android/settings/ui/inputmethods/SpellCheckerSettingsUITest.java
index 78c6f8c..9c18da5 100644
--- a/tests/uitests/src/com/android/settings/ui/inputmethods/SpellCheckerSettingsUITest.java
+++ b/tests/uitests/src/com/android/settings/ui/inputmethods/SpellCheckerSettingsUITest.java
@@ -21,13 +21,14 @@
 
 import android.app.Instrumentation;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/uitests/src/com/android/settings/ui/search/SettingsSearchResultRegressionTest.java b/tests/uitests/src/com/android/settings/ui/search/SettingsSearchResultRegressionTest.java
index 73cfb3e..298428c 100644
--- a/tests/uitests/src/com/android/settings/ui/search/SettingsSearchResultRegressionTest.java
+++ b/tests/uitests/src/com/android/settings/ui/search/SettingsSearchResultRegressionTest.java
@@ -27,12 +27,13 @@
 import android.database.Cursor;
 import android.net.Uri;
 import android.platform.test.annotations.Presubmit;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Ignore;
 import org.junit.Test;
diff --git a/tests/unit/Android.mk b/tests/unit/Android.mk
index 1981a63..35d2205 100644
--- a/tests/unit/Android.mk
+++ b/tests/unit/Android.mk
@@ -14,10 +14,10 @@
 
 
 LOCAL_STATIC_JAVA_LIBRARIES := \
-    android-support-test \
-    espresso-core \
-    espresso-contrib-nodep \
-    espresso-intents-nodep \
+    androidx.test.rules \
+    androidx.test.espresso.core \
+    androidx.test.espresso.contrib-nodeps \
+    androidx.test.espresso.intents-nodeps \
     mockito-target-minus-junit4 \
     platform-test-annotations \
     truth-prebuilt \
diff --git a/tests/unit/AndroidManifest.xml b/tests/unit/AndroidManifest.xml
index 3eacab8..c387067 100644
--- a/tests/unit/AndroidManifest.xml
+++ b/tests/unit/AndroidManifest.xml
@@ -65,7 +65,7 @@
 
     </application>
 
-    <instrumentation android:name="android.support.test.runner.AndroidJUnitRunner"
+    <instrumentation android:name="androidx.test.runner.AndroidJUnitRunner"
         android:targetPackage="com.android.settings"
         android:label="Settings Test Cases">
     </instrumentation>
diff --git a/tests/unit/AndroidTest.xml b/tests/unit/AndroidTest.xml
index 0c4b1dd..b9321a3 100644
--- a/tests/unit/AndroidTest.xml
+++ b/tests/unit/AndroidTest.xml
@@ -24,7 +24,7 @@
     <option name="test-tag" value="SettingsUnitTests" />
     <test class="com.android.tradefed.testtype.AndroidJUnitTest" >
         <option name="package" value="com.android.settings.tests.unit" />
-        <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/unit/README b/tests/unit/README
index 5184b07..881602a 100644
--- a/tests/unit/README
+++ b/tests/unit/README
@@ -5,13 +5,13 @@
 $ adb install -r out/target/product/shamu/data/app/SettingsUnitTests/SettingsUnitTests.apk
 
 To run all tests:
-$ adb shell am instrument -w com.android.settings.tests.unit/android.support.test.runner.AndroidJUnitRunner
+$ adb shell am instrument -w com.android.settings.tests.unit/androidx.test.runner.AndroidJUnitRunner
 
 To run all tests in a specific class:
-$ adb shell am instrument -w -e class com.android.settings.<class> com.android.settings.tests.unit/android.support.test.runner.AndroidJUnitRunner
+$ adb shell am instrument -w -e class com.android.settings.<class> com.android.settings.tests.unit/androidx.test.runner.AndroidJUnitRunner
 
 To run a specific test:
-$ adb shell am instrument -w -e class com.android.settings.<class>#<test> com.android.settings.tests.unit/android.support.test.runner.AndroidJUnitRunner
+$ adb shell am instrument -w -e class com.android.settings.<class>#<test> com.android.settings.tests.unit/androidx.test.runner.AndroidJUnitRunner
 
 More general information can be found at
 http://developer.android.com/reference/android/support/test/runner/AndroidJUnitRunner.html
diff --git a/tests/unit/src/com/android/settings/DisplaySettingsTest.java b/tests/unit/src/com/android/settings/DisplaySettingsTest.java
index b5cd7cf..cc9cd81 100644
--- a/tests/unit/src/com/android/settings/DisplaySettingsTest.java
+++ b/tests/unit/src/com/android/settings/DisplaySettingsTest.java
@@ -16,18 +16,19 @@
 
 package com.android.settings;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/EncryptionInterstitialTest.java b/tests/unit/src/com/android/settings/EncryptionInterstitialTest.java
index 12610cc..9a6b754 100644
--- a/tests/unit/src/com/android/settings/EncryptionInterstitialTest.java
+++ b/tests/unit/src/com/android/settings/EncryptionInterstitialTest.java
@@ -16,9 +16,10 @@
 
 package com.android.settings;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
@@ -29,9 +30,10 @@
 import android.app.Instrumentation.ActivityResult;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.After;
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/ManagedAccessSettingsLowRamTest.java b/tests/unit/src/com/android/settings/ManagedAccessSettingsLowRamTest.java
index 6a63e05..426b8a4 100644
--- a/tests/unit/src/com/android/settings/ManagedAccessSettingsLowRamTest.java
+++ b/tests/unit/src/com/android/settings/ManagedAccessSettingsLowRamTest.java
@@ -16,21 +16,22 @@
 
 package com.android.settings;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.ActivityManager;
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
 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 org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/RegulatoryInfoDisplayActivityTest.java b/tests/unit/src/com/android/settings/RegulatoryInfoDisplayActivityTest.java
index a8a6b74..48f9f5d 100644
--- a/tests/unit/src/com/android/settings/RegulatoryInfoDisplayActivityTest.java
+++ b/tests/unit/src/com/android/settings/RegulatoryInfoDisplayActivityTest.java
@@ -16,11 +16,12 @@
 
 package com.android.settings;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.RootMatchers.isDialog;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.RootMatchers.isDialog;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+
 import static junit.framework.Assert.fail;
 
 import android.app.Instrumentation;
@@ -29,11 +30,12 @@
 import android.content.Intent;
 import android.content.pm.ResolveInfo;
 import android.graphics.Bitmap;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/UserCredentialsTest.java b/tests/unit/src/com/android/settings/UserCredentialsTest.java
index ad10e44..a182416 100644
--- a/tests/unit/src/com/android/settings/UserCredentialsTest.java
+++ b/tests/unit/src/com/android/settings/UserCredentialsTest.java
@@ -28,7 +28,7 @@
  *
  * To run the test, use command:
  * adb shell am instrument -e class com.android.settings.UserCredentialsTest
- * -w com.android.settings.tests.unit/android.support.test.runner.AndroidJUnitRunner
+ * -w com.android.settings.tests.unit/androidx.test.runner.AndroidJUnitRunner
  *
  */
 public class UserCredentialsTest extends InstrumentationTestCase {
diff --git a/tests/unit/src/com/android/settings/accessibility/AccessibilityShortcutPreferenceFragmentTest.java b/tests/unit/src/com/android/settings/accessibility/AccessibilityShortcutPreferenceFragmentTest.java
index 76d173d..f8d06a8 100644
--- a/tests/unit/src/com/android/settings/accessibility/AccessibilityShortcutPreferenceFragmentTest.java
+++ b/tests/unit/src/com/android/settings/accessibility/AccessibilityShortcutPreferenceFragmentTest.java
@@ -16,13 +16,14 @@
 
 package com.android.settings.accessibility;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.hasDescendant;
-import static android.support.test.espresso.matcher.ViewMatchers.isChecked;
-import static android.support.test.espresso.matcher.ViewMatchers.isNotChecked;
-import static android.support.test.espresso.matcher.ViewMatchers.withParent;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.hasDescendant;
+import static androidx.test.espresso.matcher.ViewMatchers.isChecked;
+import static androidx.test.espresso.matcher.ViewMatchers.isNotChecked;
+import static androidx.test.espresso.matcher.ViewMatchers.withParent;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.CoreMatchers.instanceOf;
 import static org.hamcrest.CoreMatchers.not;
 import static org.hamcrest.Matchers.allOf;
@@ -30,11 +31,12 @@
 import android.app.Instrumentation;
 import android.os.Bundle;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 import android.widget.CompoundButton;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.R;
 import com.android.settings.Settings.AccessibilitySettingsActivity;
 import com.android.settings.core.InstrumentedPreferenceFragment;
diff --git a/tests/unit/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragmentTest.java b/tests/unit/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragmentTest.java
index 86b0964..9a3b526 100644
--- a/tests/unit/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragmentTest.java
+++ b/tests/unit/src/com/android/settings/accessibility/ToggleFeaturePreferenceFragmentTest.java
@@ -16,17 +16,18 @@
 
 package com.android.settings.accessibility;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.os.Bundle;
 import android.os.Looper;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.Settings.AccessibilitySettingsActivity;
 import com.android.settings.core.InstrumentedPreferenceFragment;
diff --git a/tests/unit/src/com/android/settings/accounts/AccountsSettingsTest.java b/tests/unit/src/com/android/settings/accounts/AccountsSettingsTest.java
index 5ee0408..84902fd 100644
--- a/tests/unit/src/com/android/settings/accounts/AccountsSettingsTest.java
+++ b/tests/unit/src/com/android/settings/accounts/AccountsSettingsTest.java
@@ -21,15 +21,16 @@
 import android.accounts.AccountManager;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject;
 import android.support.test.uiautomator.UiObjectNotFoundException;
 import android.support.test.uiautomator.UiScrollable;
 import android.support.test.uiautomator.UiSelector;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/applications/AppOpsSettingsTest.java b/tests/unit/src/com/android/settings/applications/AppOpsSettingsTest.java
index 2ba855b..fbbc01a 100644
--- a/tests/unit/src/com/android/settings/applications/AppOpsSettingsTest.java
+++ b/tests/unit/src/com/android/settings/applications/AppOpsSettingsTest.java
@@ -20,6 +20,7 @@
 import static android.app.AppOpsManager.MODE_ERRORED;
 import static android.content.Intent.FLAG_ACTIVITY_CLEAR_TASK;
 import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
+
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
@@ -33,7 +34,6 @@
 import android.net.Uri;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.support.test.InstrumentationRegistry;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.BySelector;
 import android.support.test.uiautomator.Direction;
@@ -43,14 +43,15 @@
 import android.widget.Switch;
 import android.widget.TextView;
 
+import androidx.recyclerview.widget.RecyclerView;
+import androidx.test.InstrumentationRegistry;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 
 import java.util.List;
 
-import androidx.recyclerview.widget.RecyclerView;
-
 /**
  * An abstract parent for testing settings activities that manage an AppOps permission.
  */
diff --git a/tests/unit/src/com/android/settings/applications/DefaultAppSettingsTest.java b/tests/unit/src/com/android/settings/applications/DefaultAppSettingsTest.java
index eafe32a..1dd899e 100644
--- a/tests/unit/src/com/android/settings/applications/DefaultAppSettingsTest.java
+++ b/tests/unit/src/com/android/settings/applications/DefaultAppSettingsTest.java
@@ -17,13 +17,14 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.filters.SmallTest;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject;
 import android.support.test.uiautomator.UiSelector;
 import android.test.InstrumentationTestCase;
 import android.widget.TextView;
 
+import androidx.test.filters.SmallTest;
+
 import com.android.settings.R;
 
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/applications/DrawOverlaySettingsTest.java b/tests/unit/src/com/android/settings/applications/DrawOverlaySettingsTest.java
index 24760ae..b6d51ff 100644
--- a/tests/unit/src/com/android/settings/applications/DrawOverlaySettingsTest.java
+++ b/tests/unit/src/com/android/settings/applications/DrawOverlaySettingsTest.java
@@ -18,8 +18,9 @@
 
 import android.app.AppOpsManager;
 import android.provider.Settings;
-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.runner.RunWith;
 
diff --git a/tests/unit/src/com/android/settings/applications/ExternalSourcesSettingsTest.java b/tests/unit/src/com/android/settings/applications/ExternalSourcesSettingsTest.java
index 6ac21af..b35d6cb 100644
--- a/tests/unit/src/com/android/settings/applications/ExternalSourcesSettingsTest.java
+++ b/tests/unit/src/com/android/settings/applications/ExternalSourcesSettingsTest.java
@@ -18,8 +18,9 @@
 
 import android.app.AppOpsManager;
 import android.provider.Settings;
-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.runner.RunWith;
 
diff --git a/tests/unit/src/com/android/settings/applications/ManageApplicationsLaunchTest.java b/tests/unit/src/com/android/settings/applications/ManageApplicationsLaunchTest.java
index a751890..c98a43d 100644
--- a/tests/unit/src/com/android/settings/applications/ManageApplicationsLaunchTest.java
+++ b/tests/unit/src/com/android/settings/applications/ManageApplicationsLaunchTest.java
@@ -16,18 +16,20 @@
 
 package com.android.settings.applications;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.Matchers.allOf;
 
 import android.app.Instrumentation;
 import android.content.Intent;
 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 org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/applications/SpecialAppAccessSettingsTest.java b/tests/unit/src/com/android/settings/applications/SpecialAppAccessSettingsTest.java
index 4165d06..4738d59 100644
--- a/tests/unit/src/com/android/settings/applications/SpecialAppAccessSettingsTest.java
+++ b/tests/unit/src/com/android/settings/applications/SpecialAppAccessSettingsTest.java
@@ -17,7 +17,6 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.filters.SmallTest;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject;
 import android.support.test.uiautomator.UiObjectNotFoundException;
@@ -26,6 +25,8 @@
 import android.test.InstrumentationTestCase;
 import android.widget.TextView;
 
+import androidx.test.filters.SmallTest;
+
 import com.android.settings.R;
 
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/applications/manageapplications/ManageApplicationsUnitTest.java b/tests/unit/src/com/android/settings/applications/manageapplications/ManageApplicationsUnitTest.java
index 87a24d6..4a08471 100644
--- a/tests/unit/src/com/android/settings/applications/manageapplications/ManageApplicationsUnitTest.java
+++ b/tests/unit/src/com/android/settings/applications/manageapplications/ManageApplicationsUnitTest.java
@@ -17,11 +17,13 @@
 package com.android.settings.applications.manageapplications;
 
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.mockito.Mockito.mock;
 
 import android.content.pm.ApplicationInfo;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settingslib.applications.AppUtils;
 import com.android.settingslib.applications.ApplicationsState;
diff --git a/tests/unit/src/com/android/settings/backup/BackupIntentTest.java b/tests/unit/src/com/android/settings/backup/BackupIntentTest.java
index ce611d0..18fb17a 100644
--- a/tests/unit/src/com/android/settings/backup/BackupIntentTest.java
+++ b/tests/unit/src/com/android/settings/backup/BackupIntentTest.java
@@ -23,9 +23,10 @@
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollFinishTest.java b/tests/unit/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollFinishTest.java
index e93135d..3a88873 100644
--- a/tests/unit/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollFinishTest.java
+++ b/tests/unit/src/com/android/settings/biometrics/fingerprint/FingerprintEnrollFinishTest.java
@@ -15,22 +15,24 @@
  */
 package com.android.settings.biometrics.fingerprint;
 
-import static android.support.test.InstrumentationRegistry.getTargetContext;
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.intent.Intents.intended;
-import static android.support.test.espresso.intent.Intents.intending;
-import static android.support.test.espresso.intent.matcher.IntentMatchers.hasComponent;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.InstrumentationRegistry.getTargetContext;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.intent.Intents.intended;
+import static androidx.test.espresso.intent.Intents.intending;
+import static androidx.test.espresso.intent.matcher.IntentMatchers.hasComponent;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+
 import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 
 import android.app.Activity;
 import android.app.Instrumentation.ActivityResult;
 import android.content.ComponentName;
-import android.support.test.espresso.intent.rule.IntentsTestRule;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.espresso.intent.rule.IntentsTestRule;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.R;
 
diff --git a/tests/unit/src/com/android/settings/bluetooth/BluetoothDeviceDetailsRotationTest.java b/tests/unit/src/com/android/settings/bluetooth/BluetoothDeviceDetailsRotationTest.java
index 06187f7..4ed04f0 100644
--- a/tests/unit/src/com/android/settings/bluetooth/BluetoothDeviceDetailsRotationTest.java
+++ b/tests/unit/src/com/android/settings/bluetooth/BluetoothDeviceDetailsRotationTest.java
@@ -23,11 +23,12 @@
 import android.content.Intent;
 import android.os.Bundle;
 import android.os.RemoteException;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.SettingsActivity;
 import com.android.settings.core.SubSettingLauncher;
 import com.android.settingslib.bluetooth.CachedBluetoothDevice;
diff --git a/tests/unit/src/com/android/settings/bluetooth/DevicePickerActivityTest.java b/tests/unit/src/com/android/settings/bluetooth/DevicePickerActivityTest.java
index 1b855c9..e531e0a 100644
--- a/tests/unit/src/com/android/settings/bluetooth/DevicePickerActivityTest.java
+++ b/tests/unit/src/com/android/settings/bluetooth/DevicePickerActivityTest.java
@@ -18,9 +18,10 @@
 
 import android.app.Instrumentation;
 import android.content.Intent;
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/connecteddevice/ConnectedDeviceActivityTest.java b/tests/unit/src/com/android/settings/connecteddevice/ConnectedDeviceActivityTest.java
index 4be8a39..2957c4c 100644
--- a/tests/unit/src/com/android/settings/connecteddevice/ConnectedDeviceActivityTest.java
+++ b/tests/unit/src/com/android/settings/connecteddevice/ConnectedDeviceActivityTest.java
@@ -22,11 +22,12 @@
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.text.TextUtils;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/core/LifecycleEventHandlingTest.java b/tests/unit/src/com/android/settings/core/LifecycleEventHandlingTest.java
index 9a2684b..e601171 100644
--- a/tests/unit/src/com/android/settings/core/LifecycleEventHandlingTest.java
+++ b/tests/unit/src/com/android/settings/core/LifecycleEventHandlingTest.java
@@ -17,19 +17,21 @@
 package com.android.settings.core;
 
 import static android.content.Intent.FLAG_ACTIVITY_NEW_TASK;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
 import android.platform.test.annotations.Presubmit;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.Direction;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.development.featureflags.FeatureFlagsDashboard;
 import com.android.settingslib.core.instrumentation.Instrumentable;
 
diff --git a/tests/unit/src/com/android/settings/core/PreferenceControllerContractTest.java b/tests/unit/src/com/android/settings/core/PreferenceControllerContractTest.java
index 59f22db..ad6be04 100644
--- a/tests/unit/src/com/android/settings/core/PreferenceControllerContractTest.java
+++ b/tests/unit/src/com/android/settings/core/PreferenceControllerContractTest.java
@@ -21,11 +21,12 @@
 import android.content.Context;
 import android.os.Looper;
 import android.platform.test.annotations.Presubmit;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.ArraySet;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.DatabaseIndexingUtils;
 import com.android.settings.search.Indexable;
diff --git a/tests/unit/src/com/android/settings/core/SettingsGatewayTest.java b/tests/unit/src/com/android/settings/core/SettingsGatewayTest.java
index ed49b2e..7d03bba 100644
--- a/tests/unit/src/com/android/settings/core/SettingsGatewayTest.java
+++ b/tests/unit/src/com/android/settings/core/SettingsGatewayTest.java
@@ -19,9 +19,12 @@
 import static android.content.pm.PackageManager.GET_ACTIVITIES;
 import static android.content.pm.PackageManager.GET_META_DATA;
 import static android.content.pm.PackageManager.MATCH_DISABLED_COMPONENTS;
+
 import static com.android.settings.SettingsActivity.META_DATA_KEY_FRAGMENT_CLASS;
 import static com.google.common.truth.Truth.assertThat;
+
 import static junit.framework.Assert.fail;
+
 import static org.junit.Assert.assertFalse;
 
 import android.content.ComponentName;
@@ -33,12 +36,13 @@
 import android.content.pm.ResolveInfo;
 import android.os.Bundle;
 import android.platform.test.annotations.Presubmit;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.core.gateway.SettingsGateway;
 
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java b/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
index 5853331..0998494 100644
--- a/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
+++ b/tests/unit/src/com/android/settings/core/UniquePreferenceTest.java
@@ -23,12 +23,13 @@
 import android.os.Bundle;
 import android.platform.test.annotations.Presubmit;
 import android.provider.SearchIndexableResource;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.core.PreferenceXmlParserUtils.MetadataFlag;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.DatabaseIndexingUtils;
diff --git a/tests/unit/src/com/android/settings/core/UserRestrictionTest.java b/tests/unit/src/com/android/settings/core/UserRestrictionTest.java
index 4fa7b08..20f8765 100644
--- a/tests/unit/src/com/android/settings/core/UserRestrictionTest.java
+++ b/tests/unit/src/com/android/settings/core/UserRestrictionTest.java
@@ -24,13 +24,14 @@
 import android.content.res.XmlResourceParser;
 import android.os.UserManager;
 import android.provider.SearchIndexableResource;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.AttributeSet;
 import android.util.Log;
 import android.util.Xml;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.DatabaseIndexingUtils;
 import com.android.settings.search.Indexable;
diff --git a/tests/unit/src/com/android/settings/dashboard/PreferenceThemeTest.java b/tests/unit/src/com/android/settings/dashboard/PreferenceThemeTest.java
index 7cf76c6..18a5e70 100644
--- a/tests/unit/src/com/android/settings/dashboard/PreferenceThemeTest.java
+++ b/tests/unit/src/com/android/settings/dashboard/PreferenceThemeTest.java
@@ -16,22 +16,25 @@
 
 package com.android.settings.dashboard;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+
 import static com.android.settings.dashboard.FirstIdViewMatcher.withFirstId;
+
 import static org.hamcrest.Matchers.allOf;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.espresso.matcher.ViewMatchers.Visibility;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.espresso.matcher.ViewMatchers.Visibility;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.R;
 
diff --git a/tests/unit/src/com/android/settings/datausage/MobileDataUsageActivityTest.java b/tests/unit/src/com/android/settings/datausage/MobileDataUsageActivityTest.java
index 135ad9d..066d199 100644
--- a/tests/unit/src/com/android/settings/datausage/MobileDataUsageActivityTest.java
+++ b/tests/unit/src/com/android/settings/datausage/MobileDataUsageActivityTest.java
@@ -22,12 +22,13 @@
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.net.NetworkTemplate;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.telephony.SubscriptionManager;
 import android.telephony.TelephonyManager;
 
+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/unit/src/com/android/settings/datetime/timezone/model/TimeZoneDataTest.java b/tests/unit/src/com/android/settings/datetime/timezone/model/TimeZoneDataTest.java
index 444be93..2659529 100644
--- a/tests/unit/src/com/android/settings/datetime/timezone/model/TimeZoneDataTest.java
+++ b/tests/unit/src/com/android/settings/datetime/timezone/model/TimeZoneDataTest.java
@@ -17,8 +17,8 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/development/BluetoothMaxConnectedAudioDevicesPreferenceControllerInstrumentationTest.java b/tests/unit/src/com/android/settings/development/BluetoothMaxConnectedAudioDevicesPreferenceControllerInstrumentationTest.java
index ce81667..dbb73c0 100644
--- a/tests/unit/src/com/android/settings/development/BluetoothMaxConnectedAudioDevicesPreferenceControllerInstrumentationTest.java
+++ b/tests/unit/src/com/android/settings/development/BluetoothMaxConnectedAudioDevicesPreferenceControllerInstrumentationTest.java
@@ -17,9 +17,10 @@
 package com.android.settings.development;
 
 import android.content.Context;
-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.settings.R;
 
diff --git a/tests/unit/src/com/android/settings/deviceinfo/PrivateVolumeForgetTest.java b/tests/unit/src/com/android/settings/deviceinfo/PrivateVolumeForgetTest.java
index 5c8f8b5..1edfa93 100644
--- a/tests/unit/src/com/android/settings/deviceinfo/PrivateVolumeForgetTest.java
+++ b/tests/unit/src/com/android/settings/deviceinfo/PrivateVolumeForgetTest.java
@@ -20,10 +20,11 @@
 import android.content.Context;
 import android.content.Intent;
 import android.os.storage.VolumeRecord;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.Settings;
 
@@ -31,7 +32,6 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-
 @RunWith(AndroidJUnit4.class)
 @SmallTest
 public class PrivateVolumeForgetTest {
diff --git a/tests/unit/src/com/android/settings/deviceinfo/PublicVolumeSettingsTest.java b/tests/unit/src/com/android/settings/deviceinfo/PublicVolumeSettingsTest.java
index 4903b86..03d2d5a 100644
--- a/tests/unit/src/com/android/settings/deviceinfo/PublicVolumeSettingsTest.java
+++ b/tests/unit/src/com/android/settings/deviceinfo/PublicVolumeSettingsTest.java
@@ -18,10 +18,11 @@
 package com.android.settings.deviceinfo;
 
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.Settings;
 
@@ -29,7 +30,6 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-
 @RunWith(AndroidJUnit4.class)
 @SmallTest
 public class PublicVolumeSettingsTest {
diff --git a/tests/unit/src/com/android/settings/deviceinfo/StorageDashboardFragmentTest.java b/tests/unit/src/com/android/settings/deviceinfo/StorageDashboardFragmentTest.java
index e0fb1af..a0053be 100644
--- a/tests/unit/src/com/android/settings/deviceinfo/StorageDashboardFragmentTest.java
+++ b/tests/unit/src/com/android/settings/deviceinfo/StorageDashboardFragmentTest.java
@@ -1,15 +1,16 @@
 package com.android.settings.deviceinfo;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.intent.Intents.intended;
-import static android.support.test.espresso.intent.matcher.IntentMatchers.hasExtra;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.intent.Intents.intended;
+import static androidx.test.espresso.intent.matcher.IntentMatchers.hasExtra;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.Matchers.containsString;
 import static org.hamcrest.Matchers.equalTo;
 
-import android.support.test.espresso.intent.rule.IntentsTestRule;
-import android.support.test.filters.SmallTest;
+import androidx.test.espresso.intent.rule.IntentsTestRule;
+import androidx.test.filters.SmallTest;
 
 import com.android.settings.R;
 import com.android.settings.Settings.StorageDashboardActivity;
diff --git a/tests/unit/src/com/android/settings/deviceinfo/storage/StorageAsyncLoaderTest.java b/tests/unit/src/com/android/settings/deviceinfo/storage/StorageAsyncLoaderTest.java
index 1862bba..f2349bb 100644
--- a/tests/unit/src/com/android/settings/deviceinfo/storage/StorageAsyncLoaderTest.java
+++ b/tests/unit/src/com/android/settings/deviceinfo/storage/StorageAsyncLoaderTest.java
@@ -17,6 +17,7 @@
 package com.android.settings.deviceinfo.storage;
 
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.mockito.Matchers.any;
 import static org.mockito.Matchers.anyInt;
 import static org.mockito.Matchers.anyString;
@@ -32,10 +33,11 @@
 import android.net.TrafficStats;
 import android.os.UserHandle;
 import android.os.UserManager;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.util.SparseArray;
 
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settingslib.applications.StorageStatsSource;
 
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/display/NightDisplaySettingsActivityTest.java b/tests/unit/src/com/android/settings/display/NightDisplaySettingsActivityTest.java
index 4011d9a..0ae6b62 100644
--- a/tests/unit/src/com/android/settings/display/NightDisplaySettingsActivityTest.java
+++ b/tests/unit/src/com/android/settings/display/NightDisplaySettingsActivityTest.java
@@ -22,9 +22,10 @@
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
 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.settings.Settings.NightDisplaySettingsActivity;
 
diff --git a/tests/unit/src/com/android/settings/display/ThemePreferenceControllerTest.java b/tests/unit/src/com/android/settings/display/ThemePreferenceControllerTest.java
index 96ffe23..3cdfb7c 100644
--- a/tests/unit/src/com/android/settings/display/ThemePreferenceControllerTest.java
+++ b/tests/unit/src/com/android/settings/display/ThemePreferenceControllerTest.java
@@ -17,6 +17,7 @@
 package com.android.settings.display;
 
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.mockito.Matchers.any;
 import static org.mockito.Matchers.anyInt;
 import static org.mockito.Matchers.anyString;
@@ -31,9 +32,11 @@
 import android.content.pm.ApplicationInfo;
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.preference.ListPreference;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
@@ -42,8 +45,6 @@
 
 import java.util.ArrayList;
 
-import androidx.preference.ListPreference;
-
 @SmallTest
 @RunWith(AndroidJUnit4.class)
 public class ThemePreferenceControllerTest {
diff --git a/tests/unit/src/com/android/settings/dream/DreamSettingsLaunchTest.java b/tests/unit/src/com/android/settings/dream/DreamSettingsLaunchTest.java
index 0993564..6a2abd5 100644
--- a/tests/unit/src/com/android/settings/dream/DreamSettingsLaunchTest.java
+++ b/tests/unit/src/com/android/settings/dream/DreamSettingsLaunchTest.java
@@ -19,9 +19,10 @@
 import android.content.Context;
 import android.content.Intent;
 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 org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/fuelgauge/PowerUsageSummaryTest.java b/tests/unit/src/com/android/settings/fuelgauge/PowerUsageSummaryTest.java
index 9cbd742..2c80a82 100644
--- a/tests/unit/src/com/android/settings/fuelgauge/PowerUsageSummaryTest.java
+++ b/tests/unit/src/com/android/settings/fuelgauge/PowerUsageSummaryTest.java
@@ -16,15 +16,16 @@
 
 package com.android.settings.fuelgauge;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.content.Intent;
-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.settings.R;
 
diff --git a/tests/unit/src/com/android/settings/fuelgauge/batterytip/RestrictAppTest.java b/tests/unit/src/com/android/settings/fuelgauge/batterytip/RestrictAppTest.java
index 788b3ba..d9874f4 100644
--- a/tests/unit/src/com/android/settings/fuelgauge/batterytip/RestrictAppTest.java
+++ b/tests/unit/src/com/android/settings/fuelgauge/batterytip/RestrictAppTest.java
@@ -16,19 +16,21 @@
 
 package com.android.settings.fuelgauge.batterytip;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static com.google.common.truth.Truth.assertThat;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java b/tests/unit/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
index 5bdeb8d..82fcd7d 100644
--- a/tests/unit/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
+++ b/tests/unit/src/com/android/settings/homepage/contextualcards/ContextualCardLoaderTest.java
@@ -20,8 +20,9 @@
 
 import android.content.Context;
 import android.net.Uri;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/notification/AppNotificationSettingsTest.java b/tests/unit/src/com/android/settings/notification/AppNotificationSettingsTest.java
index 4d5278a..ede4631 100644
--- a/tests/unit/src/com/android/settings/notification/AppNotificationSettingsTest.java
+++ b/tests/unit/src/com/android/settings/notification/AppNotificationSettingsTest.java
@@ -17,17 +17,20 @@
 package com.android.settings.notification;
 
 import static android.app.NotificationManager.IMPORTANCE_DEFAULT;
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.intent.Intents.intended;
-import static android.support.test.espresso.intent.matcher.IntentMatchers.hasExtra;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.intent.Intents.intended;
+import static androidx.test.espresso.intent.matcher.IntentMatchers.hasExtra;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static com.android.settings.SettingsActivity.EXTRA_SHOW_FRAGMENT;
+
 import static org.hamcrest.Matchers.allOf;
 import static org.junit.Assert.fail;
 
@@ -38,11 +41,12 @@
 import android.content.Context;
 import android.content.Intent;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.espresso.intent.Intents;
-import android.support.test.espresso.matcher.ViewMatchers;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.espresso.intent.Intents;
+import androidx.test.espresso.matcher.ViewMatchers;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/notification/ChannelNotificationSettingsTest.java b/tests/unit/src/com/android/settings/notification/ChannelNotificationSettingsTest.java
index f27bfd4..f7a5a82 100644
--- a/tests/unit/src/com/android/settings/notification/ChannelNotificationSettingsTest.java
+++ b/tests/unit/src/com/android/settings/notification/ChannelNotificationSettingsTest.java
@@ -18,10 +18,12 @@
 
 import static android.app.NotificationManager.IMPORTANCE_MIN;
 import static android.app.NotificationManager.IMPORTANCE_NONE;
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.Matchers.allOf;
 import static org.junit.Assert.fail;
 
@@ -34,9 +36,10 @@
 import android.os.Process;
 import android.os.ServiceManager;
 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 org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/notification/ZenModeSettingsIntegrationTest.java b/tests/unit/src/com/android/settings/notification/ZenModeSettingsIntegrationTest.java
index e7a057c..2fe4074 100644
--- a/tests/unit/src/com/android/settings/notification/ZenModeSettingsIntegrationTest.java
+++ b/tests/unit/src/com/android/settings/notification/ZenModeSettingsIntegrationTest.java
@@ -1,18 +1,19 @@
 package com.android.settings;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.content.Context;
 import android.content.Intent;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 
+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/unit/src/com/android/settings/password/ChooseLockGenericTest.java b/tests/unit/src/com/android/settings/password/ChooseLockGenericTest.java
index 32b47df..582afd2 100644
--- a/tests/unit/src/com/android/settings/password/ChooseLockGenericTest.java
+++ b/tests/unit/src/com/android/settings/password/ChooseLockGenericTest.java
@@ -16,9 +16,11 @@
 
 package com.android.settings.password;
 
-import static android.support.test.InstrumentationRegistry.getInstrumentation;
-import static android.support.test.InstrumentationRegistry.getTargetContext;
+import static androidx.test.InstrumentationRegistry.getInstrumentation;
+import static androidx.test.InstrumentationRegistry.getTargetContext;
+
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.junit.Assert.assertTrue;
 
 import android.app.Activity;
@@ -28,17 +30,18 @@
 import android.app.admin.DevicePolicyManager;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.filters.MediumTest;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
-import android.support.test.runner.lifecycle.ActivityLifecycleMonitorRegistry;
-import android.support.test.runner.lifecycle.Stage;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject;
 import android.support.test.uiautomator.UiSelector;
 import android.text.format.DateUtils;
 import android.view.WindowManager;
 
+import androidx.test.filters.MediumTest;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
+import androidx.test.runner.lifecycle.ActivityLifecycleMonitorRegistry;
+import androidx.test.runner.lifecycle.Stage;
+
 import com.android.internal.widget.LockPatternUtils;
 
 import org.junit.Before;
@@ -56,7 +59,7 @@
  * adb install \
  * -r -g  ${ANDROID_PRODUCT_OUT}/data/app/SettingsTests/SettingsTests.apk &&
  * adb shell am instrument -e class com.android.settings.password.ChooseLockGenericTest \
- * -w com.android.settings.tests/android.support.test.runner.AndroidJUnitRunner
+ * -w com.android.settings.tests/androidx.test.runner.AndroidJUnitRunner
  */
 @RunWith(AndroidJUnit4.class)
 @MediumTest
diff --git a/tests/unit/src/com/android/settings/password/ChooseLockPasswordTest.java b/tests/unit/src/com/android/settings/password/ChooseLockPasswordTest.java
index 87a8af8..57a4965 100644
--- a/tests/unit/src/com/android/settings/password/ChooseLockPasswordTest.java
+++ b/tests/unit/src/com/android/settings/password/ChooseLockPasswordTest.java
@@ -16,24 +16,26 @@
 
 package com.android.settings.password;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.pressKey;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.isEnabled;
-import static android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.pressKey;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.isEnabled;
+import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+
 import static org.hamcrest.CoreMatchers.not;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.espresso.action.ViewActions;
-import android.support.test.espresso.matcher.ViewMatchers;
-import android.support.test.runner.AndroidJUnit4;
 import android.view.KeyEvent;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.espresso.action.ViewActions;
+import androidx.test.espresso.matcher.ViewMatchers;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.R;
 
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/password/ConfirmLockPasswordTest.java b/tests/unit/src/com/android/settings/password/ConfirmLockPasswordTest.java
index 25e7da0..321284f 100644
--- a/tests/unit/src/com/android/settings/password/ConfirmLockPasswordTest.java
+++ b/tests/unit/src/com/android/settings/password/ConfirmLockPasswordTest.java
@@ -16,20 +16,21 @@
 
 package com.android.settings.password;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.pressKey;
-import static android.support.test.espresso.action.ViewActions.typeText;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.pressKey;
+import static androidx.test.espresso.action.ViewActions.typeText;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.runner.AndroidJUnit4;
 import android.view.KeyEvent;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.R;
 
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/password/SetupChooseLockGenericTest.java b/tests/unit/src/com/android/settings/password/SetupChooseLockGenericTest.java
index ce3d08f..b0ca636 100644
--- a/tests/unit/src/com/android/settings/password/SetupChooseLockGenericTest.java
+++ b/tests/unit/src/com/android/settings/password/SetupChooseLockGenericTest.java
@@ -17,8 +17,9 @@
 package com.android.settings.password;
 
 import static android.app.admin.DevicePolicyManager.ACTION_SET_NEW_PASSWORD;
-import static android.support.test.InstrumentationRegistry.getInstrumentation;
-import static android.support.test.InstrumentationRegistry.getTargetContext;
+
+import static androidx.test.InstrumentationRegistry.getInstrumentation;
+import static androidx.test.InstrumentationRegistry.getTargetContext;
 
 import static com.google.common.truth.Truth.assertThat;
 
@@ -26,13 +27,14 @@
 import android.content.Context;
 import android.content.Intent;
 import android.provider.Settings;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
-import android.support.test.runner.lifecycle.ActivityLifecycleMonitorRegistry;
-import android.support.test.runner.lifecycle.Stage;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiSelector;
 
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+import androidx.test.runner.lifecycle.ActivityLifecycleMonitorRegistry;
+import androidx.test.runner.lifecycle.Stage;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/password/SetupChooseLockPasswordAppTest.java b/tests/unit/src/com/android/settings/password/SetupChooseLockPasswordAppTest.java
index 6cf812d..1b12c54 100644
--- a/tests/unit/src/com/android/settings/password/SetupChooseLockPasswordAppTest.java
+++ b/tests/unit/src/com/android/settings/password/SetupChooseLockPasswordAppTest.java
@@ -16,25 +16,28 @@
 
 package com.android.settings.password;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.action.ViewActions.pressKey;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.isEnabled;
-import static android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.action.ViewActions.pressKey;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.isEnabled;
+import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.hamcrest.CoreMatchers.not;
 
-import android.support.test.espresso.action.ViewActions;
-import android.support.test.espresso.matcher.ViewMatchers;
-import android.support.test.filters.MediumTest;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 import android.view.KeyEvent;
 
+import androidx.test.espresso.action.ViewActions;
+import androidx.test.espresso.matcher.ViewMatchers;
+import androidx.test.filters.MediumTest;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.R;
 
 import org.junit.Rule;
diff --git a/tests/unit/src/com/android/settings/print/PrintJobSettingsActivityTest.java b/tests/unit/src/com/android/settings/print/PrintJobSettingsActivityTest.java
index f5381d4..56a4945 100644
--- a/tests/unit/src/com/android/settings/print/PrintJobSettingsActivityTest.java
+++ b/tests/unit/src/com/android/settings/print/PrintJobSettingsActivityTest.java
@@ -32,16 +32,18 @@
 import android.print.PrintDocumentInfo;
 import android.print.PrintJob;
 import android.print.PrintManager;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.LargeTest;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 import android.util.Log;
 
+import androidx.annotation.NonNull;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.LargeTest;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.Settings;
 
 import org.junit.Before;
@@ -53,8 +55,6 @@
 import java.io.IOException;
 import java.util.UUID;
 
-import androidx.annotation.NonNull;
-
 @RunWith(AndroidJUnit4.class)
 public class PrintJobSettingsActivityTest {
     private static final String EXTRA_PRINT_JOB_ID = "EXTRA_PRINT_JOB_ID";
diff --git a/tests/unit/src/com/android/settings/search/SearchIndexablesContractTest.java b/tests/unit/src/com/android/settings/search/SearchIndexablesContractTest.java
index 2e779e8..b63a8b3 100644
--- a/tests/unit/src/com/android/settings/search/SearchIndexablesContractTest.java
+++ b/tests/unit/src/com/android/settings/search/SearchIndexablesContractTest.java
@@ -20,8 +20,9 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.provider.SearchIndexablesContract;
-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.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/search/SearchResultTrampolineTest.java b/tests/unit/src/com/android/settings/search/SearchResultTrampolineTest.java
index 974518f..b9eff64 100644
--- a/tests/unit/src/com/android/settings/search/SearchResultTrampolineTest.java
+++ b/tests/unit/src/com/android/settings/search/SearchResultTrampolineTest.java
@@ -22,9 +22,10 @@
 import android.content.Intent;
 import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/search/SettingsSearchIndexablesProviderTest.java b/tests/unit/src/com/android/settings/search/SettingsSearchIndexablesProviderTest.java
index 3659fdb..9fcca46 100644
--- a/tests/unit/src/com/android/settings/search/SettingsSearchIndexablesProviderTest.java
+++ b/tests/unit/src/com/android/settings/search/SettingsSearchIndexablesProviderTest.java
@@ -23,9 +23,10 @@
 import android.net.Uri;
 import android.platform.test.annotations.Presubmit;
 import android.provider.SearchIndexablesContract;
-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.After;
 import org.junit.Before;
diff --git a/tests/unit/src/com/android/settings/slices/SliceDataContractTest.java b/tests/unit/src/com/android/settings/slices/SliceDataContractTest.java
index 9301555..a914c1c9 100644
--- a/tests/unit/src/com/android/settings/slices/SliceDataContractTest.java
+++ b/tests/unit/src/com/android/settings/slices/SliceDataContractTest.java
@@ -22,12 +22,13 @@
 import android.os.Bundle;
 import android.platform.test.annotations.Presubmit;
 import android.provider.SearchIndexableResource;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.text.TextUtils;
 import android.util.Log;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.core.PreferenceXmlParserUtils;
 import com.android.settings.overlay.FeatureFactory;
 import com.android.settings.search.DatabaseIndexingUtils;
diff --git a/tests/unit/src/com/android/settings/slices/SliceDeepLinkSpringBoardTest.java b/tests/unit/src/com/android/settings/slices/SliceDeepLinkSpringBoardTest.java
index bd8649d..0c5f501 100644
--- a/tests/unit/src/com/android/settings/slices/SliceDeepLinkSpringBoardTest.java
+++ b/tests/unit/src/com/android/settings/slices/SliceDeepLinkSpringBoardTest.java
@@ -22,9 +22,10 @@
 import android.content.Intent;
 import android.net.Uri;
 import android.platform.test.annotations.Presubmit;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.MediumTest;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.MediumTest;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/tests/DrawOverlayDetailsTest.java b/tests/unit/src/com/android/settings/tests/DrawOverlayDetailsTest.java
index 9bf9ac4..d450bf0 100644
--- a/tests/unit/src/com/android/settings/tests/DrawOverlayDetailsTest.java
+++ b/tests/unit/src/com/android/settings/tests/DrawOverlayDetailsTest.java
@@ -16,25 +16,27 @@
 
 package com.android.settings.tests;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.Espresso.openActionBarOverflowOrOptionsMenu;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isEnabled;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.Espresso.openActionBarOverflowOrOptionsMenu;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isEnabled;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.core.IsNot.not;
 
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
 import android.content.pm.PackageManager;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiScrollable;
 import android.support.test.uiautomator.UiSelector;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.R;
 
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/tests/KeepOnScreenTest.java b/tests/unit/src/com/android/settings/tests/KeepOnScreenTest.java
index 64eee42..b930ffb 100644
--- a/tests/unit/src/com/android/settings/tests/KeepOnScreenTest.java
+++ b/tests/unit/src/com/android/settings/tests/KeepOnScreenTest.java
@@ -16,9 +16,10 @@
 
 package com.android.settings.tests;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static junit.framework.Assert.assertEquals;
 
 import android.app.Instrumentation;
@@ -26,9 +27,10 @@
 import android.content.Intent;
 import android.os.BatteryManager;
 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.settings.R;
 
diff --git a/tests/unit/src/com/android/settings/tests/PrivateVolumeSettingsTest.java b/tests/unit/src/com/android/settings/tests/PrivateVolumeSettingsTest.java
index d10b20b..2760a07 100644
--- a/tests/unit/src/com/android/settings/tests/PrivateVolumeSettingsTest.java
+++ b/tests/unit/src/com/android/settings/tests/PrivateVolumeSettingsTest.java
@@ -15,15 +15,16 @@
  */
 package com.android.settings.tests;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.content.Intent;
-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/unit/src/com/android/settings/tests/SettingsRestoreAfterCloseTest.java b/tests/unit/src/com/android/settings/tests/SettingsRestoreAfterCloseTest.java
index cd9ac97..3c6caf7 100644
--- a/tests/unit/src/com/android/settings/tests/SettingsRestoreAfterCloseTest.java
+++ b/tests/unit/src/com/android/settings/tests/SettingsRestoreAfterCloseTest.java
@@ -19,13 +19,14 @@
 import android.content.Context;
 import android.content.Intent;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/users/UserSettingsTest.java b/tests/unit/src/com/android/settings/users/UserSettingsTest.java
index 6d0021a..93f62f3 100644
--- a/tests/unit/src/com/android/settings/users/UserSettingsTest.java
+++ b/tests/unit/src/com/android/settings/users/UserSettingsTest.java
@@ -19,15 +19,16 @@
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject;
 import android.support.test.uiautomator.UiObjectNotFoundException;
 import android.support.test.uiautomator.UiScrollable;
 import android.support.test.uiautomator.UiSelector;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/utils/FileSizeFormatterTest.java b/tests/unit/src/com/android/settings/utils/FileSizeFormatterTest.java
index d2be760..a255d0b 100644
--- a/tests/unit/src/com/android/settings/utils/FileSizeFormatterTest.java
+++ b/tests/unit/src/com/android/settings/utils/FileSizeFormatterTest.java
@@ -21,9 +21,10 @@
 import static com.google.common.truth.Truth.assertThat;
 
 import android.content.Context;
-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.Before;
 import org.junit.Test;
diff --git a/tests/unit/src/com/android/settings/wifi/SavedNetworkSettingsTest.java b/tests/unit/src/com/android/settings/wifi/SavedNetworkSettingsTest.java
index 79eccc4..1a5f923 100644
--- a/tests/unit/src/com/android/settings/wifi/SavedNetworkSettingsTest.java
+++ b/tests/unit/src/com/android/settings/wifi/SavedNetworkSettingsTest.java
@@ -15,17 +15,18 @@
  */
 package com.android.settings.wifi;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.test.InstrumentationRegistry;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.Settings;
 
@@ -34,7 +35,6 @@
 import org.junit.Test;
 import org.junit.runner.RunWith;
 
-
 @RunWith(AndroidJUnit4.class)
 public class SavedNetworkSettingsTest {
 
diff --git a/tests/unit/src/com/android/settings/wifi/WifiCallingSettingUiTest.java b/tests/unit/src/com/android/settings/wifi/WifiCallingSettingUiTest.java
index 1a7252f..3198914 100644
--- a/tests/unit/src/com/android/settings/wifi/WifiCallingSettingUiTest.java
+++ b/tests/unit/src/com/android/settings/wifi/WifiCallingSettingUiTest.java
@@ -15,14 +15,15 @@
  */
 package com.android.settings.wifi;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.action.ViewActions.click;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isCompletelyDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.isSelected;
-import static android.support.test.espresso.matcher.ViewMatchers.withResourceName;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.action.ViewActions.click;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isCompletelyDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.isSelected;
+import static androidx.test.espresso.matcher.ViewMatchers.withResourceName;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static org.hamcrest.CoreMatchers.allOf;
 import static org.hamcrest.CoreMatchers.anything;
 import static org.junit.Assert.assertEquals;
@@ -35,13 +36,14 @@
 import android.app.Instrumentation;
 import android.content.Context;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.espresso.NoMatchingViewException;
-import android.support.test.espresso.ViewInteraction;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.UiDevice;
 import android.telephony.SubscriptionInfo;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.espresso.NoMatchingViewException;
+import androidx.test.espresso.ViewInteraction;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.ims.ImsConfig;
 import com.android.ims.ImsManager;
 import com.android.internal.telephony.SubscriptionController;
diff --git a/tests/unit/src/com/android/settings/wifi/WifiSettingsUiTest.java b/tests/unit/src/com/android/settings/wifi/WifiSettingsUiTest.java
index 54fdcc3..be593a9 100644
--- a/tests/unit/src/com/android/settings/wifi/WifiSettingsUiTest.java
+++ b/tests/unit/src/com/android/settings/wifi/WifiSettingsUiTest.java
@@ -15,16 +15,18 @@
  */
 package com.android.settings.wifi;
 
-import static android.support.test.InstrumentationRegistry.getInstrumentation;
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.doesNotExist;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.Visibility.VISIBLE;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
-import static android.support.test.espresso.matcher.ViewMatchers.withId;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.InstrumentationRegistry.getInstrumentation;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.doesNotExist;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.Visibility.VISIBLE;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withEffectiveVisibility;
+import static androidx.test.espresso.matcher.ViewMatchers.withId;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
+
 import static com.google.common.truth.Truth.assertThat;
+
 import static org.hamcrest.Matchers.allOf;
 import static org.hamcrest.Matchers.not;
 import static org.hamcrest.Matchers.startsWith;
@@ -41,9 +43,11 @@
 import android.net.wifi.WifiManager;
 import android.net.wifi.WifiSsid;
 import android.provider.Settings;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
+
+import androidx.fragment.app.Fragment;
+import androidx.test.InstrumentationRegistry;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import com.android.settings.Settings.WifiSettingsActivity;
 import com.android.settingslib.utils.ThreadUtils;
@@ -65,8 +69,6 @@
 
 import java.util.List;
 
-import androidx.fragment.app.Fragment;
-
 @RunWith(AndroidJUnit4.class)
 public class WifiSettingsUiTest {
     private static final String TEST_SSID = "\"Test Ssid\"";
diff --git a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppConfiguratorActivityTest.java b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppConfiguratorActivityTest.java
index 2f95fa5..235f182 100644
--- a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppConfiguratorActivityTest.java
+++ b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppConfiguratorActivityTest.java
@@ -18,12 +18,11 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-import android.app.Activity;
 import android.content.Intent;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 
-import org.junit.Before;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
+
 import org.junit.Rule;
 import org.junit.Test;
 import org.junit.runner.RunWith;
diff --git a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragmentTest.java b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragmentTest.java
index d3f667f..239f525 100644
--- a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragmentTest.java
+++ b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeGeneratorFragmentTest.java
@@ -16,13 +16,11 @@
 
 package com.android.settings.wifi.dpp;
 
-import android.app.Activity;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 
-import com.android.settings.R;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Rule;
diff --git a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeScannerFragmentTest.java b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeScannerFragmentTest.java
index 70cfc2d..16be216 100644
--- a/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeScannerFragmentTest.java
+++ b/tests/unit/src/com/android/settings/wifi/dpp/WifiDppQrCodeScannerFragmentTest.java
@@ -16,13 +16,11 @@
 
 package com.android.settings.wifi.dpp;
 
-import android.app.Activity;
 import android.content.Intent;
 import android.content.pm.ActivityInfo;
-import android.support.test.rule.ActivityTestRule;
-import android.support.test.runner.AndroidJUnit4;
 
-import com.android.settings.R;
+import androidx.test.rule.ActivityTestRule;
+import androidx.test.runner.AndroidJUnit4;
 
 import org.junit.Before;
 import org.junit.Rule;
diff --git a/tests/unit/src/com/android/settings/wifi/tether/WifiTetherSettingsTest.java b/tests/unit/src/com/android/settings/wifi/tether/WifiTetherSettingsTest.java
index 96e6c4e..cb586e4 100644
--- a/tests/unit/src/com/android/settings/wifi/tether/WifiTetherSettingsTest.java
+++ b/tests/unit/src/com/android/settings/wifi/tether/WifiTetherSettingsTest.java
@@ -16,21 +16,22 @@
 
 package com.android.settings.wifi.tether;
 
-import static android.support.test.espresso.Espresso.onView;
-import static android.support.test.espresso.assertion.ViewAssertions.matches;
-import static android.support.test.espresso.matcher.ViewMatchers.isDisplayed;
-import static android.support.test.espresso.matcher.ViewMatchers.withText;
+import static androidx.test.espresso.Espresso.onView;
+import static androidx.test.espresso.assertion.ViewAssertions.matches;
+import static androidx.test.espresso.matcher.ViewMatchers.isDisplayed;
+import static androidx.test.espresso.matcher.ViewMatchers.withText;
 
 import android.app.Instrumentation;
 import android.content.Intent;
-import android.support.test.InstrumentationRegistry;
-import android.support.test.filters.SmallTest;
-import android.support.test.runner.AndroidJUnit4;
 import android.support.test.uiautomator.By;
 import android.support.test.uiautomator.UiDevice;
 import android.support.test.uiautomator.UiObject2;
 import android.support.test.uiautomator.Until;
 
+import androidx.test.InstrumentationRegistry;
+import androidx.test.filters.SmallTest;
+import androidx.test.runner.AndroidJUnit4;
+
 import com.android.settings.Settings;
 
 import org.junit.After;