diff --git a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/RecentsUiFactory.java b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/RecentsUiFactory.java
index 6ecf1c1..820a8df 100644
--- a/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/RecentsUiFactory.java
+++ b/quickstep/recents_ui_overrides/src/com/android/launcher3/uioverrides/RecentsUiFactory.java
@@ -164,7 +164,7 @@
             }
         }
 
-        if (FeatureFlags.PULL_DOWN_STATUS_BAR && Utilities.IS_DEBUG_DEVICE
+        if (FeatureFlags.PULL_DOWN_STATUS_BAR
                 && !launcher.getDeviceProfile().isMultiWindowMode
                 && !launcher.getDeviceProfile().isVerticalBarLayout()) {
             list.add(new StatusBarTouchController(launcher));
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
index 53da0f9..bf9d531 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/TouchInteractionService.java
@@ -43,6 +43,8 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.pm.ActivityInfo;
+import android.content.res.Configuration;
 import android.graphics.Point;
 import android.graphics.RectF;
 import android.graphics.Region;
@@ -74,6 +76,8 @@
 import com.android.launcher3.compat.UserManagerCompat;
 import com.android.launcher3.logging.EventLogArray;
 import com.android.launcher3.logging.UserEventDispatcher;
+import com.android.launcher3.model.AppLaunchTracker;
+import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.util.LooperExecutor;
 import com.android.launcher3.util.UiThreadHelper;
 import com.android.quickstep.SysUINavigationMode.Mode;
@@ -91,6 +95,7 @@
 import com.android.systemui.shared.recents.IOverviewProxy;
 import com.android.systemui.shared.recents.ISystemUiProxy;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
+import com.android.systemui.shared.system.BackgroundExecutor;
 import com.android.systemui.shared.system.InputChannelCompat.InputEventReceiver;
 import com.android.systemui.shared.system.InputConsumerController;
 import com.android.systemui.shared.system.InputMonitorCompat;
@@ -152,6 +157,7 @@
                     .asInterface(bundle.getBinder(KEY_EXTRA_SYSUI_PROXY));
             MAIN_THREAD_EXECUTOR.execute(TouchInteractionService.this::initInputMonitor);
             MAIN_THREAD_EXECUTOR.execute(TouchInteractionService.this::onSystemUiProxySet);
+            MAIN_THREAD_EXECUTOR.execute(() -> preloadOverview(true /* fromInit */));
         }
 
         @Override
@@ -502,6 +508,9 @@
     }
 
     private void onInputEvent(InputEvent ev) {
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.EVENTS_TO_OVERVIEW_MISSING_TAG, "onInputEvent " + ev);
+        }
         if (!(ev instanceof MotionEvent)) {
             Log.e(TAG, "Unknown event " + ev);
             return;
@@ -684,6 +693,54 @@
         }
     }
 
+    private void preloadOverview(boolean fromInit) {
+        if (!mIsUserUnlocked) {
+            return;
+        }
+
+        final ActivityControlHelper<BaseDraggingActivity> activityControl =
+                mOverviewComponentObserver.getActivityControlHelper();
+        if (activityControl.getCreatedActivity() == null) {
+            // Make sure that UI states will be initialized.
+            activityControl.createActivityInitListener((activity, wasVisible) -> {
+                AppLaunchTracker.INSTANCE.get(activity);
+                return false;
+            }).register();
+        } else if (fromInit) {
+            // The activity has been created before the initialization of overview service. It is
+            // usually happens when booting or launcher is the top activity, so we should already
+            // have the latest state.
+            return;
+        }
+
+        // Pass null animation handler to indicate this start is preload.
+        BackgroundExecutor.get().submit(
+                () -> ActivityManagerWrapper.getInstance().startRecentsActivity(
+                        mOverviewComponentObserver.getOverviewIntentIgnoreSysUiState(),
+                        null /* assistDataReceiver */, null /* animationHandler */,
+                        null /* resultCallback */, null /* resultCallbackHandler */));
+    }
+
+    @Override
+    public void onConfigurationChanged(Configuration newConfig) {
+        if (!mIsUserUnlocked) {
+            return;
+        }
+        final ActivityControlHelper activityControl =
+                mOverviewComponentObserver.getActivityControlHelper();
+        final BaseDraggingActivity activity = activityControl.getCreatedActivity();
+        if (activity == null || activity.isStarted()) {
+            // We only care about the existing background activity.
+            return;
+        }
+        if (mOverviewComponentObserver.canHandleConfigChanges(activity.getComponentName(),
+                activity.getResources().getConfiguration().diff(newConfig))) {
+            return;
+        }
+
+        preloadOverview(false /* fromInit */);
+    }
+
     @Override
     protected void dump(FileDescriptor fd, PrintWriter pw, String[] rawArgs) {
         if (rawArgs.length > 0 && Utilities.IS_DEBUG_DEVICE) {
diff --git a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
index b021df8..12ea07e 100644
--- a/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
+++ b/quickstep/recents_ui_overrides/src/com/android/quickstep/inputconsumers/OverviewInputConsumer.java
@@ -19,6 +19,7 @@
 import static com.android.quickstep.TouchInteractionService.TOUCH_INTERACTION_LOG;
 import static com.android.systemui.shared.system.ActivityManagerWrapper.CLOSE_SYSTEM_WINDOWS_REASON_RECENTS;
 
+import android.util.Log;
 import android.view.KeyEvent;
 import android.view.MotionEvent;
 
@@ -26,6 +27,7 @@
 
 import com.android.launcher3.BaseDraggingActivity;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.testing.TestProtocol;
 import com.android.launcher3.views.BaseDragLayer;
 import com.android.quickstep.OverviewCallbacks;
 import com.android.systemui.shared.system.ActivityManagerWrapper;
@@ -80,6 +82,9 @@
 
     @Override
     public void onMotionEvent(MotionEvent ev) {
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.EVENTS_TO_OVERVIEW_MISSING_TAG, "onMotionEvent " + ev);
+        }
         if (!mProxyTouch) {
             return;
         }
diff --git a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java
index fee1820..f5ba372 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java
+++ b/quickstep/src/com/android/launcher3/uioverrides/touchcontrollers/StatusBarTouchController.java
@@ -17,17 +17,22 @@
 
 import static android.view.MotionEvent.ACTION_DOWN;
 import static android.view.MotionEvent.ACTION_MOVE;
+import static android.view.MotionEvent.ACTION_UP;
+import static android.view.MotionEvent.ACTION_CANCEL;
 
+import android.graphics.PointF;
 import android.os.RemoteException;
 import android.util.Log;
+import android.util.SparseArray;
 import android.view.MotionEvent;
 import android.view.ViewConfiguration;
+import android.view.Window;
+import android.view.WindowManager;
 
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.DeviceProfile;
 import com.android.launcher3.Launcher;
 import com.android.launcher3.LauncherState;
-import com.android.launcher3.touch.TouchEventTranslator;
 import com.android.launcher3.util.TouchController;
 import com.android.quickstep.RecentsModel;
 import com.android.systemui.shared.recents.ISystemUiProxy;
@@ -36,18 +41,29 @@
 
 /**
  * TouchController for handling touch events that get sent to the StatusBar. Once the
- * Once the event delta y passes the touch slop, the events start getting forwarded.
+ * Once the event delta mDownY passes the touch slop, the events start getting forwarded.
  * All events are offset by initial Y value of the pointer.
  */
 public class StatusBarTouchController implements TouchController {
 
     private static final String TAG = "StatusBarController";
 
+    /**
+     * Window flag: Enable touches to slide out of a window into neighboring
+     * windows in mid-gesture instead of being captured for the duration of
+     * the gesture.
+     *
+     * This flag changes the behavior of touch focus for this window only.
+     * Touches can slide out of the window but they cannot necessarily slide
+     * back in (unless the other window with touch focus permits it).
+     */
+    private static final int FLAG_SLIPPERY = 0x20000000;
+
     protected final Launcher mLauncher;
-    protected final TouchEventTranslator mTranslator;
     private final float mTouchSlop;
     private ISystemUiProxy mSysUiProxy;
     private int mLastAction;
+    private final SparseArray<PointF> mDownEvents;
 
     /* If {@code false}, this controller should not handle the input {@link MotionEvent}.*/
     private boolean mCanIntercept;
@@ -56,7 +72,7 @@
         mLauncher = l;
         // Guard against TAPs by increasing the touch slop.
         mTouchSlop = 2 * ViewConfiguration.get(l).getScaledTouchSlop();
-        mTranslator = new TouchEventTranslator((MotionEvent ev)-> dispatchTouchEvent(ev));
+        mDownEvents = new SparseArray<>();
     }
 
     @Override
@@ -64,7 +80,6 @@
         writer.println(prefix + "mCanIntercept:" + mCanIntercept);
         writer.println(prefix + "mLastAction:" + MotionEvent.actionToString(mLastAction));
         writer.println(prefix + "mSysUiProxy available:" + (mSysUiProxy != null));
-
     }
 
     private void dispatchTouchEvent(MotionEvent ev) {
@@ -81,26 +96,31 @@
     @Override
     public final boolean onControllerInterceptTouchEvent(MotionEvent ev) {
         int action = ev.getActionMasked();
+        int idx = ev.getActionIndex();
+        int pid = ev.getPointerId(idx);
         if (action == ACTION_DOWN) {
             mCanIntercept = canInterceptTouch(ev);
             if (!mCanIntercept) {
                 return false;
             }
-            mTranslator.reset();
-            mTranslator.setDownParameters(0, ev);
+            mDownEvents.put(pid, new PointF(ev.getX(), ev.getY()));
         } else if (ev.getActionMasked() == MotionEvent.ACTION_POINTER_DOWN) {
-            // Check!! should only set it only when threshold is not entered.
-            mTranslator.setDownParameters(ev.getActionIndex(), ev);
+           // Check!! should only set it only when threshold is not entered.
+           mDownEvents.put(pid, new PointF(ev.getX(idx), ev.getY(idx)));
         }
         if (!mCanIntercept) {
             return false;
         }
         if (action == ACTION_MOVE) {
-            float dy = ev.getY() - mTranslator.getDownY();
-            float dx = ev.getX() - mTranslator.getDownX();
-            if (dy > mTouchSlop && dy > Math.abs(dx)) {
-                mTranslator.dispatchDownEvents(ev);
-                mTranslator.processMotionEvent(ev);
+            float dy = ev.getY(idx) - mDownEvents.get(pid).y;
+            float dx = ev.getX(idx) - mDownEvents.get(pid).x;
+            // Currently input dispatcher will not do touch transfer if there are more than
+            // one touch pointer. Hence, even if slope passed, only set the slippery flag
+            // when there is single touch event. (context: InputDispatcher.cpp line 1445)
+            if (dy > mTouchSlop && dy > Math.abs(dx) && ev.getPointerCount() == 1) {
+                ev.setAction(ACTION_DOWN);
+                dispatchTouchEvent(ev);
+                setWindowSlippery(true);
                 return true;
             }
             if (Math.abs(dx) > mTouchSlop) {
@@ -110,13 +130,27 @@
         return false;
     }
 
-
     @Override
     public final boolean onControllerTouchEvent(MotionEvent ev) {
-        mTranslator.processMotionEvent(ev);
+        if (ev.getAction() == ACTION_UP || ev.getAction() == ACTION_CANCEL) {
+            dispatchTouchEvent(ev);
+            setWindowSlippery(false);
+            return true;
+        }
         return true;
     }
 
+    private void setWindowSlippery(boolean enable) {
+        Window w = mLauncher.getWindow();
+        WindowManager.LayoutParams wlp = w.getAttributes();
+        if (enable) {
+            wlp.flags |= FLAG_SLIPPERY;
+        } else {
+            wlp.flags &= ~FLAG_SLIPPERY;
+        }
+        w.setAttributes(wlp);
+    }
+
     private boolean canInterceptTouch(MotionEvent ev) {
         if (!mLauncher.isInState(LauncherState.NORMAL) ||
                 AbstractFloatingView.getTopOpenViewWithType(mLauncher,
@@ -132,4 +166,4 @@
         mSysUiProxy = RecentsModel.INSTANCE.get(mLauncher).getSystemUiProxy();
         return mSysUiProxy != null;
     }
-}
+}
\ No newline at end of file
diff --git a/quickstep/src/com/android/quickstep/OverviewComponentObserver.java b/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
index 0738aff..4a2ed3a 100644
--- a/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
+++ b/quickstep/src/com/android/quickstep/OverviewComponentObserver.java
@@ -29,11 +29,15 @@
 import android.content.Context;
 import android.content.Intent;
 import android.content.IntentFilter;
+import android.content.pm.ActivityInfo;
+import android.content.pm.PackageManager;
 import android.content.pm.ResolveInfo;
+import android.util.SparseIntArray;
 
 import com.android.systemui.shared.system.PackageManagerWrapper;
 
 import java.util.ArrayList;
+import java.util.Objects;
 
 /**
  * Class to keep track of the current overview component based off user preferences and app updates
@@ -53,22 +57,41 @@
         }
     };
     private final Context mContext;
-    private final ComponentName mMyHomeComponent;
+    private final Intent mCurrentHomeIntent;
+    private final Intent mMyHomeIntent;
+    private final Intent mFallbackIntent;
+    private final SparseIntArray mConfigChangesMap = new SparseIntArray();
     private String mUpdateRegisteredPackage;
     private ActivityControlHelper mActivityControlHelper;
     private Intent mOverviewIntent;
-    private Intent mHomeIntent;
     private int mSystemUiStateFlags;
     private boolean mIsHomeAndOverviewSame;
+    private boolean mIsDefaultHome;
 
     public OverviewComponentObserver(Context context) {
         mContext = context;
 
-        Intent myHomeIntent = new Intent(Intent.ACTION_MAIN)
+        mCurrentHomeIntent = new Intent(Intent.ACTION_MAIN)
                 .addCategory(Intent.CATEGORY_HOME)
-                .setPackage(mContext.getPackageName());
-        ResolveInfo info = context.getPackageManager().resolveActivity(myHomeIntent, 0);
-        mMyHomeComponent = new ComponentName(context.getPackageName(), info.activityInfo.name);
+                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+        mMyHomeIntent = new Intent(mCurrentHomeIntent).setPackage(mContext.getPackageName());
+        ResolveInfo info = context.getPackageManager().resolveActivity(mMyHomeIntent, 0);
+        ComponentName myHomeComponent =
+                new ComponentName(context.getPackageName(), info.activityInfo.name);
+        mMyHomeIntent.setComponent(myHomeComponent);
+        mConfigChangesMap.append(myHomeComponent.hashCode(), info.activityInfo.configChanges);
+
+        ComponentName fallbackComponent = new ComponentName(mContext, RecentsActivity.class);
+        mFallbackIntent = new Intent(Intent.ACTION_MAIN)
+                .addCategory(Intent.CATEGORY_DEFAULT)
+                .setComponent(fallbackComponent)
+                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
+
+        try {
+            ActivityInfo fallbackInfo = context.getPackageManager().getActivityInfo(
+                    mFallbackIntent.getComponent(), 0 /* flags */);
+            mConfigChangesMap.append(fallbackComponent.hashCode(), fallbackInfo.configChanges);
+        } catch (PackageManager.NameNotFoundException ignored) { /* Impossible */ }
 
         mContext.registerReceiver(mUserPreferenceChangeReceiver,
                 new IntentFilter(ACTION_PREFERRED_ACTIVITY_CHANGED));
@@ -92,17 +115,14 @@
         ComponentName defaultHome = PackageManagerWrapper.getInstance()
                 .getHomeActivities(new ArrayList<>());
 
-        final String overviewIntentCategory;
-        ComponentName overviewComponent;
-        mHomeIntent = null;
-
-        if ((mSystemUiStateFlags & SYSUI_STATE_HOME_DISABLED) == 0 &&
-                (defaultHome == null || mMyHomeComponent.equals(defaultHome))) {
+        mIsDefaultHome = Objects.equals(mMyHomeIntent.getComponent(), defaultHome);
+        if ((mSystemUiStateFlags & SYSUI_STATE_HOME_DISABLED) == 0
+                && (defaultHome == null || mIsDefaultHome)) {
             // User default home is same as out home app. Use Overview integrated in Launcher.
-            overviewComponent = mMyHomeComponent;
             mActivityControlHelper = new LauncherActivityControllerHelper();
             mIsHomeAndOverviewSame = true;
-            overviewIntentCategory = Intent.CATEGORY_HOME;
+            mOverviewIntent = mMyHomeIntent;
+            mCurrentHomeIntent.setComponent(mMyHomeIntent.getComponent());
 
             if (mUpdateRegisteredPackage != null) {
                 // Remove any update listener as we don't care about other packages.
@@ -111,14 +131,11 @@
             }
         } else {
             // The default home app is a different launcher. Use the fallback Overview instead.
-            overviewComponent = new ComponentName(mContext, RecentsActivity.class);
             mActivityControlHelper = new FallbackActivityControllerHelper();
             mIsHomeAndOverviewSame = false;
-            overviewIntentCategory = Intent.CATEGORY_DEFAULT;
+            mOverviewIntent = mFallbackIntent;
+            mCurrentHomeIntent.setComponent(defaultHome);
 
-            mHomeIntent = new Intent(Intent.ACTION_MAIN)
-                    .addCategory(Intent.CATEGORY_HOME)
-                    .setComponent(defaultHome);
             // User's default home app can change as a result of package updates of this app (such
             // as uninstalling the app or removing the "Launcher" feature in an update).
             // Listen for package updates of this app (and remove any previously attached
@@ -138,14 +155,6 @@
                         ACTION_PACKAGE_REMOVED));
             }
         }
-
-        mOverviewIntent = new Intent(Intent.ACTION_MAIN)
-                .addCategory(overviewIntentCategory)
-                .setComponent(overviewComponent)
-                .setFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
-        if (mHomeIntent == null) {
-            mHomeIntent = mOverviewIntent;
-        }
     }
 
     /**
@@ -161,6 +170,32 @@
     }
 
     /**
+     * @return {@code true} if the overview component is able to handle the configuration changes.
+     */
+    boolean canHandleConfigChanges(ComponentName component, int changes) {
+        final int orientationChange =
+                ActivityInfo.CONFIG_ORIENTATION | ActivityInfo.CONFIG_SCREEN_SIZE;
+        if ((changes & orientationChange) == orientationChange) {
+            // This is just an approximate guess for simple orientation change because the changes
+            // may contain non-public bits (e.g. window configuration).
+            return true;
+        }
+
+        int configMask = mConfigChangesMap.get(component.hashCode());
+        return configMask != 0 && (~configMask & changes) == 0;
+    }
+
+    /**
+     * Get the intent for overview activity. It is used when lockscreen is shown and home was died
+     * in background, we still want to restart the one that will be used after unlock.
+     *
+     * @return the overview intent
+     */
+    Intent getOverviewIntentIgnoreSysUiState() {
+        return mIsDefaultHome ? mMyHomeIntent : mOverviewIntent;
+    }
+
+    /**
      * Get the current intent for going to the overview activity.
      *
      * @return the overview intent
@@ -173,7 +208,7 @@
      * Get the current intent for going to the home activity.
      */
     public Intent getHomeIntent() {
-        return mHomeIntent;
+        return mCurrentHomeIntent;
     }
 
     /**
diff --git a/quickstep/tests/src/com/android/quickstep/DigitalWellBeingToastTest.java b/quickstep/tests/src/com/android/quickstep/DigitalWellBeingToastTest.java
index 0c5a6f5..ec3d49a 100644
--- a/quickstep/tests/src/com/android/quickstep/DigitalWellBeingToastTest.java
+++ b/quickstep/tests/src/com/android/quickstep/DigitalWellBeingToastTest.java
@@ -51,7 +51,7 @@
             mLauncher.pressHome();
             final DigitalWellBeingToast toast = getToast();
 
-            assertTrue("Toast is not visible", toast.hasLimit());
+            waitForLauncherCondition("Toast is not visible", launcher -> toast.hasLimit());
             assertEquals("Toast text: ", "5 minutes left today", toast.getText());
 
             // Unset time limit for app.
diff --git a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
index 2111e2c..c5b560c 100644
--- a/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
+++ b/quickstep/tests/src/com/android/quickstep/StartLauncherViaGestureTests.java
@@ -25,6 +25,7 @@
 import androidx.test.runner.AndroidJUnit4;
 
 import com.android.launcher3.Launcher;
+import com.android.launcher3.tapl.LauncherInstrumentation;
 import com.android.launcher3.util.RaceConditionReproducer;
 import com.android.quickstep.NavigationModeSwitchRule.Mode;
 import com.android.quickstep.NavigationModeSwitchRule.NavigationModeSwitch;
@@ -79,6 +80,8 @@
     @Test
     @NavigationModeSwitch
     public void testStressPressHome() {
+        if (LauncherInstrumentation.isAvd()) return; // b/136278866
+
         for (int i = 0; i < STRESS_REPEAT_COUNT; ++i) {
             // Destroy Launcher activity.
             closeLauncherActivity();
@@ -91,6 +94,8 @@
     @Test
     @NavigationModeSwitch
     public void testStressSwipeToOverview() {
+        if (LauncherInstrumentation.isAvd()) return; // b/136278866
+
         for (int i = 0; i < STRESS_REPEAT_COUNT; ++i) {
             // Destroy Launcher activity.
             closeLauncherActivity();
diff --git a/src/com/android/launcher3/testing/TestProtocol.java b/src/com/android/launcher3/testing/TestProtocol.java
index 6ffc2d9..3774042 100644
--- a/src/com/android/launcher3/testing/TestProtocol.java
+++ b/src/com/android/launcher3/testing/TestProtocol.java
@@ -78,4 +78,5 @@
     public static final String NO_START_TAG = "b/132900132";
     public static final String NO_START_TASK_TAG = "b/133765434";
     public static final String NO_OVERVIEW_EVENT_TAG = "b/134532571";
+    public static final String EVENTS_TO_OVERVIEW_MISSING_TAG = "b/133867119";
 }
diff --git a/src/com/android/launcher3/touch/TouchEventTranslator.java b/src/com/android/launcher3/touch/TouchEventTranslator.java
deleted file mode 100644
index 3fcda90..0000000
--- a/src/com/android/launcher3/touch/TouchEventTranslator.java
+++ /dev/null
@@ -1,283 +0,0 @@
-/*
- * 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.launcher3.touch;
-
-import android.graphics.PointF;
-import android.util.Log;
-import android.util.Pair;
-import android.util.SparseArray;
-import android.view.MotionEvent;
-import android.view.MotionEvent.PointerCoords;
-import android.view.MotionEvent.PointerProperties;
-
-import java.util.function.Consumer;
-
-/**
- * To minimize the size of the MotionEvent, historic events are not copied and passed via the
- * listener.
- */
-public class TouchEventTranslator {
-
-    private static final String TAG = "TouchEventTranslator";
-    private static final boolean DEBUG = false;
-
-    private class DownState {
-        long timeStamp;
-        float downX;
-        float downY;
-        public DownState(long timeStamp, float downX, float downY) {
-            this.timeStamp = timeStamp;
-            this.downX = downX;
-            this.downY = downY;
-        }
-    };
-    private final DownState ZERO = new DownState(0, 0f, 0f);
-
-    private final Consumer<MotionEvent> mListener;
-
-    private final SparseArray<DownState> mDownEvents;
-    private final SparseArray<PointF> mFingers;
-
-    private final SparseArray<Pair<PointerProperties[], PointerCoords[]>> mCache;
-
-    public TouchEventTranslator(Consumer<MotionEvent> listener) {
-        mDownEvents = new SparseArray<>();
-        mFingers = new SparseArray<>();
-        mCache = new SparseArray<>();
-
-        mListener = listener;
-    }
-
-    public void reset() {
-        mDownEvents.clear();
-        mFingers.clear();
-    }
-
-    public float getDownX() {
-        return mDownEvents.get(0).downX;
-    }
-
-    public float getDownY() {
-        return mDownEvents.get(0).downY;
-    }
-
-    public void setDownParameters(int idx, MotionEvent e) {
-        DownState ev = new DownState(e.getEventTime(), e.getX(idx), e.getY(idx));
-        mDownEvents.append(idx, ev);
-    }
-
-    public void dispatchDownEvents(MotionEvent ev) {
-        for(int i = 0; i < ev.getPointerCount() && i < mDownEvents.size(); i++) {
-            int pid = ev.getPointerId(i);
-            put(pid, i, ev.getX(i), 0, mDownEvents.get(i).timeStamp, ev);
-        }
-    }
-
-    public void processMotionEvent(MotionEvent ev) {
-        if (DEBUG) {
-            printSamples(TAG + " processMotionEvent", ev);
-        }
-        int index = ev.getActionIndex();
-        float x = ev.getX(index);
-        float y = ev.getY(index) - mDownEvents.get(index, ZERO).downY;
-        switch (ev.getActionMasked()) {
-            case MotionEvent.ACTION_POINTER_DOWN:
-                int pid = ev.getPointerId(index);
-                if(mFingers.get(pid, null) != null) {
-                    for(int i=0; i < ev.getPointerCount(); i++) {
-                        pid = ev.getPointerId(i);
-                        position(pid, x, y);
-                    }
-                    generateEvent(ev.getAction(), ev);
-                } else {
-                    put(pid, index, x, y, ev);
-                }
-                break;
-            case MotionEvent.ACTION_MOVE:
-                for(int i=0; i < ev.getPointerCount(); i++) {
-                    pid = ev.getPointerId(i);
-                    position(pid, x, y);
-                }
-                generateEvent(ev.getAction(), ev);
-                break;
-            case MotionEvent.ACTION_POINTER_UP:
-            case MotionEvent.ACTION_UP:
-                pid = ev.getPointerId(index);
-                lift(pid, index, x, y, ev);
-                break;
-            case MotionEvent.ACTION_CANCEL:
-                cancel(ev);
-                break;
-            default:
-                Log.v(TAG, "Didn't process ");
-                printSamples(TAG, ev);
-
-        }
-    }
-
-    private TouchEventTranslator put(int id, int index, float x, float y, MotionEvent ev) {
-        return put(id, index, x, y, ev.getEventTime(), ev);
-    }
-
-    private TouchEventTranslator put(int id, int index, float x, float y, long ms, MotionEvent ev) {
-        checkFingerExistence(id, false);
-        boolean isInitialDown = (mFingers.size() == 0);
-
-        mFingers.put(id, new PointF(x, y));
-        int n = mFingers.size();
-
-        if (mCache.get(n) == null) {
-            PointerProperties[] properties = new PointerProperties[n];
-            PointerCoords[] coords = new PointerCoords[n];
-            for (int i = 0; i < n; i++) {
-                properties[i] = new PointerProperties();
-                coords[i] = new PointerCoords();
-            }
-            mCache.put(n, new Pair(properties, coords));
-        }
-
-        int action;
-        if (isInitialDown) {
-            action = MotionEvent.ACTION_DOWN;
-        } else {
-            action = MotionEvent.ACTION_POINTER_DOWN;
-            // Set the id of the changed pointer.
-            action |= index << MotionEvent.ACTION_POINTER_INDEX_SHIFT;
-        }
-        generateEvent(action, ms, ev);
-        return this;
-    }
-
-    public TouchEventTranslator position(int id, float x, float y) {
-        checkFingerExistence(id, true);
-        mFingers.get(id).set(x, y);
-        return this;
-    }
-
-    private TouchEventTranslator lift(int id, int index, MotionEvent ev) {
-        checkFingerExistence(id, true);
-        boolean isFinalUp = (mFingers.size() == 1);
-        int action;
-        if (isFinalUp) {
-            action = MotionEvent.ACTION_UP;
-        } else {
-            action = MotionEvent.ACTION_POINTER_UP;
-            // Set the id of the changed pointer.
-            action |= index << MotionEvent.ACTION_POINTER_INDEX_SHIFT;
-        }
-        generateEvent(action, ev);
-        mFingers.remove(id);
-        return this;
-    }
-
-    private TouchEventTranslator lift(int id, int index, float x, float y, MotionEvent ev) {
-        checkFingerExistence(id, true);
-        mFingers.get(id).set(x, y);
-        return lift(id, index, ev);
-    }
-
-    public TouchEventTranslator cancel(MotionEvent ev) {
-        generateEvent(MotionEvent.ACTION_CANCEL, ev);
-        mFingers.clear();
-        return this;
-    }
-
-    private void checkFingerExistence(int id, boolean shouldExist) {
-        if (shouldExist != (mFingers.get(id, null) != null)) {
-            throw new IllegalArgumentException(
-                    shouldExist ? "Finger does not exist" : "Finger already exists");
-        }
-    }
-
-
-    /**
-     * Used to debug MotionEvents being sent/received.
-     */
-    public void printSamples(String msg, MotionEvent ev) {
-        System.out.printf("%s %s", msg, MotionEvent.actionToString(ev.getActionMasked()));
-        final int pointerCount = ev.getPointerCount();
-        System.out.printf("#%d/%d", ev.getActionIndex(), pointerCount);
-        System.out.printf(" t=%d:", ev.getEventTime());
-        for (int p = 0; p < pointerCount; p++) {
-            System.out.printf("  id=%d: (%f,%f)",
-                    ev.getPointerId(p), ev.getX(p), ev.getY(p));
-        }
-        System.out.println();
-    }
-
-    private void generateEvent(int action, MotionEvent ev) {
-        generateEvent(action, ev.getEventTime(), ev);
-    }
-
-    private void generateEvent(int action, long ms, MotionEvent ev) {
-        Pair<PointerProperties[], PointerCoords[]> state = getFingerState();
-        MotionEvent event = MotionEvent.obtain(
-                mDownEvents.get(0).timeStamp,
-                ms,
-                action,
-                state.first.length,
-                state.first,
-                state.second,
-                ev.getMetaState(),
-                ev.getButtonState() /* buttonState */,
-                ev.getXPrecision() /* xPrecision */,
-                ev.getYPrecision() /* yPrecision */,
-                ev.getDeviceId(),
-                ev.getEdgeFlags(),
-                ev.getSource(),
-                ev.getFlags() /* flags */);
-        if (DEBUG) {
-            printSamples(TAG + " generateEvent", event);
-        }
-        if (event.getPointerId(event.getActionIndex()) < 0) {
-            printSamples(TAG + "generateEvent", event);
-            throw new IllegalStateException(event.getActionIndex() + " not found in MotionEvent");
-        }
-        mListener.accept(event);
-        event.recycle();
-    }
-
-    /**
-     * Returns the description of the fingers' state expected by MotionEvent.
-     */
-    private Pair<PointerProperties[], PointerCoords[]> getFingerState() {
-        int nFingers = mFingers.size();
-
-        Pair<PointerProperties[], PointerCoords[]> result = mCache.get(nFingers);
-        PointerProperties[] properties = result.first;
-        PointerCoords[] coordinates = result.second;
-
-        int index = 0;
-        for (int i = 0; i < mFingers.size(); i++) {
-            int id = mFingers.keyAt(i);
-            PointF location = mFingers.get(id);
-
-            PointerProperties property = properties[i];
-            property.id = id;
-            property.toolType = MotionEvent.TOOL_TYPE_FINGER;
-            properties[index] = property;
-
-            PointerCoords coordinate = coordinates[i];
-            coordinate.x = location.x;
-            coordinate.y = location.y;
-            coordinate.pressure = 1.0f;
-            coordinates[index] = coordinate;
-
-            index++;
-        }
-        return mCache.get(nFingers);
-    }
-}
diff --git a/src/com/android/launcher3/views/BaseDragLayer.java b/src/com/android/launcher3/views/BaseDragLayer.java
index c1ba780..53686ca 100644
--- a/src/com/android/launcher3/views/BaseDragLayer.java
+++ b/src/com/android/launcher3/views/BaseDragLayer.java
@@ -152,6 +152,9 @@
     }
 
     private TouchController findControllerToHandleTouch(MotionEvent ev) {
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.EVENTS_TO_OVERVIEW_MISSING_TAG, "findControllerToHandleTouch " + ev);
+        }
         if (shouldDisableGestures(ev)) return null;
 
         AbstractFloatingView topView = AbstractFloatingView.getTopOpenView(mActivity);
@@ -314,6 +317,9 @@
      * Proxies the touch events to the gesture handlers
      */
     public boolean proxyTouchEvent(MotionEvent ev) {
+        if (TestProtocol.sDebugTracing) {
+            Log.d(TestProtocol.EVENTS_TO_OVERVIEW_MISSING_TAG, "proxyTouchEvent " + ev);
+        }
         boolean handled;
         if (mProxyTouchController != null) {
             handled = mProxyTouchController.onControllerTouchEvent(ev);
diff --git a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
index 4a0ca5c..e39fc76 100644
--- a/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
+++ b/tests/src/com/android/launcher3/ui/AbstractLauncherUiTest.java
@@ -20,7 +20,6 @@
 import static com.android.launcher3.ui.TaplTestsLauncher3.getAppPackageName;
 
 import static org.junit.Assert.assertTrue;
-import static org.junit.Assert.fail;
 
 import static java.lang.System.exit;
 
@@ -38,10 +37,7 @@
 
 import androidx.test.InstrumentationRegistry;
 import androidx.test.uiautomator.By;
-import androidx.test.uiautomator.BySelector;
-import androidx.test.uiautomator.Direction;
 import androidx.test.uiautomator.UiDevice;
-import androidx.test.uiautomator.UiObject2;
 import androidx.test.uiautomator.Until;
 
 import com.android.launcher3.Launcher;
@@ -50,12 +46,12 @@
 import com.android.launcher3.LauncherSettings;
 import com.android.launcher3.LauncherState;
 import com.android.launcher3.MainThreadExecutor;
-import com.android.launcher3.ResourceUtils;
 import com.android.launcher3.Utilities;
 import com.android.launcher3.compat.LauncherAppsCompat;
 import com.android.launcher3.model.AppLaunchTracker;
 import com.android.launcher3.tapl.LauncherInstrumentation;
 import com.android.launcher3.tapl.TestHelpers;
+import com.android.launcher3.util.PackageManagerHelper;
 import com.android.launcher3.util.Wait;
 import com.android.launcher3.util.rule.FailureWatcher;
 import com.android.launcher3.util.rule.LauncherActivityRule;
@@ -86,8 +82,7 @@
     public static final long DEFAULT_ACTIVITY_TIMEOUT = TimeUnit.SECONDS.toMillis(10);
     public static final long DEFAULT_BROADCAST_TIMEOUT_SECS = 5;
 
-    public static final long SHORT_UI_TIMEOUT = 300;
-    public static final long DEFAULT_UI_TIMEOUT = 10000;
+    public static final long DEFAULT_UI_TIMEOUT = 60000; // b/136278866
     private static final String TAG = "AbstractLauncherUiTest";
 
     protected MainThreadExecutor mMainThreadExecutor = new MainThreadExecutor();
@@ -116,6 +111,23 @@
     public ShellCommandRule mDisableHeadsUpNotification =
             ShellCommandRule.disableHeadsUpNotification();
 
+    protected void clearPackageData(String pkg) throws IOException, InterruptedException {
+        final CountDownLatch count = new CountDownLatch(2);
+        final BroadcastReceiver broadcastReceiver = new BroadcastReceiver() {
+            @Override
+            public void onReceive(Context context, Intent intent) {
+                count.countDown();
+            }
+        };
+        mTargetContext.registerReceiver(broadcastReceiver,
+                PackageManagerHelper.getPackageFilter(pkg,
+                        Intent.ACTION_PACKAGE_RESTARTED, Intent.ACTION_PACKAGE_DATA_CLEARED));
+
+        mDevice.executeShellCommand("pm clear " + pkg);
+        assertTrue(pkg + " didn't restart", count.await(10, TimeUnit.SECONDS));
+        mTargetContext.unregisterReceiver(broadcastReceiver);
+    }
+
     // Annotation for tests that need to be run in portrait and landscape modes.
     @Retention(RetentionPolicy.RUNTIME)
     @Target(ElementType.METHOD)
@@ -170,38 +182,13 @@
         }
     }
 
-    protected void clearLauncherData() throws IOException {
+    protected void clearLauncherData() throws IOException, InterruptedException {
         if (TestHelpers.isInLauncherProcess()) {
             LauncherSettings.Settings.call(mTargetContext.getContentResolver(),
                     LauncherSettings.Settings.METHOD_CREATE_EMPTY_DB);
             resetLoaderState();
         } else {
-            mDevice.executeShellCommand("pm clear " + mDevice.getLauncherPackageName());
-        }
-    }
-
-    /**
-     * Scrolls the {@param container} until it finds an object matching {@param condition}.
-     *
-     * @return the matching object.
-     */
-    protected UiObject2 scrollAndFind(UiObject2 container, BySelector condition) {
-        final int margin = ResourceUtils.getNavbarSize(
-                ResourceUtils.NAVBAR_BOTTOM_GESTURE_SIZE, mLauncher.getResources()) + 1;
-        container.setGestureMargins(0, 0, 0, margin);
-
-        int i = 0;
-        for (; ; ) {
-            // findObject can only execute after spring settles.
-            mDevice.wait(Until.findObject(condition), SHORT_UI_TIMEOUT);
-            UiObject2 widget = container.findObject(condition);
-            if (widget != null && widget.getVisibleBounds().intersects(
-                    0, 0, mDevice.getDisplayWidth(),
-                    mDevice.getDisplayHeight() - margin)) {
-                return widget;
-            }
-            if (++i > 40) fail("Too many attempts");
-            container.scroll(Direction.DOWN, 1f);
+            clearPackageData(mDevice.getLauncherPackageName());
         }
     }
 
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index c3168f8..4dab44f 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -216,7 +216,8 @@
             final AppIcon app = allApps.getAppIcon("TestActivity7");
             assertNotNull("AppIcon.launch returned null", app.launch(getAppPackageName()));
             test.executeOnLauncher(launcher -> assertTrue(
-                    "Launcher activity is the top activity; expecting another activity to be the top "
+                    "Launcher activity is the top activity; expecting another activity to be the "
+                            + "top "
                             + "one",
                     test.isInBackground(launcher)));
         } finally {
@@ -304,11 +305,8 @@
                 switchToAllApps();
         allApps.freeze();
         try {
-            allApps.
-                    getAppIcon(APP_NAME).
-                    dragToWorkspace().
-                    getWorkspaceAppIcon(APP_NAME).
-                    launch(getAppPackageName());
+            allApps.getAppIcon(APP_NAME).dragToWorkspace();
+            mLauncher.getWorkspace().getWorkspaceAppIcon(APP_NAME).launch(getAppPackageName());
         } finally {
             allApps.unfreeze();
         }
@@ -335,13 +333,8 @@
                     getMenuItem(0);
             final String shortcutName = menuItem.getText();
 
-            // 4. Drag the first shortcut to the home screen.
-            // 5. Verify that the shortcut works on home screen
-            //    (the app opens and has the same text as the shortcut).
-            menuItem.
-                    dragToWorkspace().
-                    getWorkspaceAppIcon(shortcutName).
-                    launch(getAppPackageName());
+            menuItem.dragToWorkspace();
+            mLauncher.getWorkspace().getWorkspaceAppIcon(shortcutName).launch(getAppPackageName());
         } finally {
             allApps.unfreeze();
         }
diff --git a/tests/src/com/android/launcher3/ui/TestViewHelpers.java b/tests/src/com/android/launcher3/ui/TestViewHelpers.java
index d13d319..d0df664 100644
--- a/tests/src/com/android/launcher3/ui/TestViewHelpers.java
+++ b/tests/src/com/android/launcher3/ui/TestViewHelpers.java
@@ -18,28 +18,15 @@
 import static androidx.test.InstrumentationRegistry.getInstrumentation;
 import static androidx.test.InstrumentationRegistry.getTargetContext;
 
-import static org.junit.Assert.assertNotNull;
-import static org.junit.Assert.assertNull;
-
 import android.content.ComponentName;
-import android.content.Context;
-import android.graphics.Point;
 import android.os.Process;
-import android.os.SystemClock;
 import android.util.Log;
-import android.view.KeyEvent;
-import android.view.MotionEvent;
 import android.view.View;
 import android.view.ViewGroup;
 
-import androidx.test.uiautomator.By;
-import androidx.test.uiautomator.BySelector;
 import androidx.test.uiautomator.UiDevice;
-import androidx.test.uiautomator.UiObject2;
-import androidx.test.uiautomator.Until;
 
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
-import com.android.launcher3.R;
 import com.android.launcher3.compat.AppWidgetManagerCompat;
 import com.android.launcher3.testcomponent.AppWidgetNoConfig;
 import com.android.launcher3.testcomponent.AppWidgetWithConfig;
@@ -50,21 +37,6 @@
 public class TestViewHelpers {
     private static final String TAG = "TestViewHelpers";
 
-    private static UiDevice getDevice() {
-        return UiDevice.getInstance(getInstrumentation());
-    }
-
-    public static UiObject2 findViewById(int id) {
-        return getDevice().wait(Until.findObject(getSelectorForId(id)),
-                AbstractLauncherUiTest.DEFAULT_UI_TIMEOUT);
-    }
-
-    public static BySelector getSelectorForId(int id) {
-        final Context targetContext = getTargetContext();
-        String name = targetContext.getResources().getResourceEntryName(id);
-        return By.res(targetContext.getPackageName(), name);
-    }
-
     /**
      * Finds a widget provider which can fit on the home screen.
      *
@@ -91,92 +63,6 @@
         return info;
     }
 
-    /**
-     * Drags an icon to the center of homescreen.
-     *
-     * @param icon object that is either app icon or shortcut icon
-     */
-    public static void dragToWorkspace(UiObject2 icon, boolean expectedToShowShortcuts) {
-        Point center = icon.getVisibleCenter();
-
-        // Action Down
-        final long downTime = SystemClock.uptimeMillis();
-        sendPointer(downTime, MotionEvent.ACTION_DOWN, center);
-
-        UiObject2 dragLayer = findViewById(R.id.drag_layer);
-
-        if (expectedToShowShortcuts) {
-            // Make sure shortcuts show up, and then move a bit to hide them.
-            assertNotNull(findViewById(R.id.deep_shortcuts_container));
-
-            Point moveLocation = new Point(center);
-            int distanceToMove =
-                    getTargetContext().getResources().getDimensionPixelSize(
-                            R.dimen.deep_shortcuts_start_drag_threshold) + 50;
-            if (moveLocation.y - distanceToMove >= dragLayer.getVisibleBounds().top) {
-                moveLocation.y -= distanceToMove;
-            } else {
-                moveLocation.y += distanceToMove;
-            }
-            movePointer(downTime, center, moveLocation);
-
-            assertNull(findViewById(R.id.deep_shortcuts_container));
-        }
-
-        // Wait until Remove/Delete target is visible
-        assertNotNull(findViewById(R.id.delete_target_text));
-
-        Point moveLocation = dragLayer.getVisibleCenter();
-
-        // Move to center
-        movePointer(downTime, center, moveLocation);
-        sendPointer(downTime, MotionEvent.ACTION_UP, moveLocation);
-
-        // Wait until remove target is gone.
-        getDevice().wait(Until.gone(getSelectorForId(R.id.delete_target_text)),
-                AbstractLauncherUiTest.DEFAULT_UI_TIMEOUT);
-    }
-
-    private static void movePointer(long downTime, Point from, Point to) {
-        while (!from.equals(to)) {
-            try {
-                Thread.sleep(20);
-            } catch (InterruptedException e) {
-                e.printStackTrace();
-            }
-            from.x = getNextMoveValue(to.x, from.x);
-            from.y = getNextMoveValue(to.y, from.y);
-            sendPointer(downTime, MotionEvent.ACTION_MOVE, from);
-        }
-    }
-
-    private static int getNextMoveValue(int targetValue, int oldValue) {
-        if (targetValue - oldValue > 10) {
-            return oldValue + 10;
-        } else if (targetValue - oldValue < -10) {
-            return oldValue - 10;
-        } else {
-            return targetValue;
-        }
-    }
-
-    public static void sendPointer(long downTime, int action, Point point) {
-        MotionEvent event = MotionEvent.obtain(downTime,
-                SystemClock.uptimeMillis(), action, point.x, point.y, 0);
-        getInstrumentation().sendPointerSync(event);
-        event.recycle();
-    }
-
-    /**
-     * Opens widget tray and returns the recycler view.
-     */
-    public static UiObject2 openWidgetsTray() {
-        final UiDevice device = getDevice();
-        device.pressKeyCode(KeyEvent.KEYCODE_W, KeyEvent.META_CTRL_ON);
-        device.waitForIdle();
-        return findViewById(R.id.widgets_list_view);
-    }
-
     public static View findChildView(ViewGroup parent, Function<View, Boolean> condition) {
         for (int i = 0; i < parent.getChildCount(); ++i) {
             final View child = parent.getChildAt(i);
diff --git a/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
index 5eb5f19..dc72bda 100644
--- a/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/AddConfigWidgetTest.java
@@ -27,20 +27,18 @@
 
 import androidx.test.filters.LargeTest;
 import androidx.test.runner.AndroidJUnit4;
-import androidx.test.uiautomator.By;
-import androidx.test.uiautomator.UiObject2;
 
 import com.android.launcher3.ItemInfo;
 import com.android.launcher3.LauncherAppWidgetInfo;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.Workspace;
+import com.android.launcher3.tapl.Widgets;
 import com.android.launcher3.testcomponent.WidgetConfigActivity;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.ui.TestViewHelpers;
 import com.android.launcher3.util.Condition;
 import com.android.launcher3.util.Wait;
 import com.android.launcher3.util.rule.ShellCommandRule;
-import com.android.launcher3.widget.WidgetCell;
 
 import org.junit.Before;
 import org.junit.Ignore;
@@ -71,7 +69,6 @@
     }
 
     @Test
-    // Convert test to TAPL b/131116002
     public void testWidgetConfig() throws Throwable {
         runTest(false, true);
     }
@@ -83,7 +80,6 @@
     }
 
     @Test
-    // Convert test to TAPL b/131116002
     public void testConfigCancelled() throws Throwable {
         runTest(false, false);
     }
@@ -104,15 +100,13 @@
         clearHomescreen();
         mActivityMonitor.startLauncher();
 
-        // Open widget tray and wait for load complete.
-        final UiObject2 widgetContainer = TestViewHelpers.openWidgetsTray();
-        Wait.atMost(null, Condition.minChildCount(widgetContainer, 2), DEFAULT_UI_TIMEOUT);
+        final Widgets widgets = mLauncher.getWorkspace().openAllWidgets();
 
         // Drag widget to homescreen
         WidgetConfigStartupMonitor monitor = new WidgetConfigStartupMonitor();
-        UiObject2 widget = scrollAndFind(widgetContainer, By.clazz(WidgetCell.class)
-                .hasDescendant(By.text(mWidgetInfo.getLabel(mTargetContext.getPackageManager()))));
-        TestViewHelpers.dragToWorkspace(widget, false);
+        widgets.
+                getWidget(mWidgetInfo.getLabel(mTargetContext.getPackageManager())).
+                dragToWorkspace();
         // Widget id for which the config activity was opened
         mWidgetId = monitor.getWidgetId();
 
diff --git a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
index 0061568..4529a80 100644
--- a/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/AddWidgetTest.java
@@ -19,20 +19,12 @@
 
 import androidx.test.filters.LargeTest;
 import androidx.test.runner.AndroidJUnit4;
-import androidx.test.uiautomator.By;
-import androidx.test.uiautomator.UiObject2;
-import android.view.View;
 
-import com.android.launcher3.ItemInfo;
 import com.android.launcher3.LauncherAppWidgetInfo;
 import com.android.launcher3.LauncherAppWidgetProviderInfo;
-import com.android.launcher3.Workspace.ItemOperator;
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.ui.TestViewHelpers;
-import com.android.launcher3.util.Condition;
-import com.android.launcher3.util.Wait;
 import com.android.launcher3.util.rule.ShellCommandRule;
-import com.android.launcher3.widget.WidgetCell;
 
 import org.junit.Ignore;
 import org.junit.Rule;
@@ -61,7 +53,6 @@
         performTest();
     }
 
-    // Convert to TAPL b/131116002
     private void performTest() throws Throwable {
         clearHomescreen();
         mActivityMonitor.startLauncher();
@@ -69,22 +60,15 @@
         final LauncherAppWidgetProviderInfo widgetInfo =
                 TestViewHelpers.findWidgetProvider(this, false /* hasConfigureScreen */);
 
-        // Open widget tray and wait for load complete.
-        final UiObject2 widgetContainer = TestViewHelpers.openWidgetsTray();
-        Wait.atMost(null, Condition.minChildCount(widgetContainer, 2), DEFAULT_UI_TIMEOUT);
+        mLauncher.
+                getWorkspace().
+                openAllWidgets().
+                getWidget(widgetInfo.getLabel(mTargetContext.getPackageManager())).
+                dragToWorkspace();
 
-        // Drag widget to homescreen
-        UiObject2 widget = scrollAndFind(widgetContainer, By.clazz(WidgetCell.class)
-                .hasDescendant(By.text(widgetInfo.getLabel(mTargetContext.getPackageManager()))));
-        TestViewHelpers.dragToWorkspace(widget, false);
-
-        assertTrue(mActivityMonitor.itemExists(new ItemOperator() {
-            @Override
-            public boolean evaluate(ItemInfo info, View view) {
-                return info instanceof LauncherAppWidgetInfo &&
+        assertTrue(mActivityMonitor.itemExists(
+                (info, view) -> info instanceof LauncherAppWidgetInfo &&
                         ((LauncherAppWidgetInfo) info).providerName.getClassName().equals(
-                                widgetInfo.provider.getClassName());
-            }
-        }).call());
+                                widgetInfo.provider.getClassName())).call());
     }
 }
diff --git a/tests/tapl/AndroidManifest.xml b/tests/tapl/AndroidManifest.xml
index 0207e2b..1065446 100644
--- a/tests/tapl/AndroidManifest.xml
+++ b/tests/tapl/AndroidManifest.xml
@@ -23,4 +23,6 @@
 >
 
     <uses-permission android:name="android.permission.WRITE_SECURE_SETTINGS"/>
+    <uses-permission android:name="android.permission.READ_LOGS"/>
+    <uses-permission android:name="android.permission.PACKAGE_USAGE_STATS"/>
 </manifest>
diff --git a/tests/tapl/com/android/launcher3/tapl/AllApps.java b/tests/tapl/com/android/launcher3/tapl/AllApps.java
index 9ff354a..0ac5e9f 100644
--- a/tests/tapl/com/android/launcher3/tapl/AllApps.java
+++ b/tests/tapl/com/android/launcher3/tapl/AllApps.java
@@ -181,6 +181,7 @@
      * Flings backward (up) and waits the fling's end.
      */
     public void flingBackward() {
+        mLauncher.getTestInfo(TestProtocol.REQUEST_ENABLE_DEBUG_TRACING);
         try (LauncherInstrumentation.Closable c =
                      mLauncher.addContextLayer("want to fling backward in all apps")) {
             final UiObject2 allAppsContainer = verifyActiveContainer();
@@ -189,6 +190,7 @@
                     allAppsContainer, Direction.UP, 1, new Rect(0, mHeight / 2, 0, 0), 10);
             verifyActiveContainer();
         }
+        mLauncher.getTestInfo(TestProtocol.REQUEST_DISABLE_DEBUG_TRACING);
     }
 
     /**
diff --git a/tests/tapl/com/android/launcher3/tapl/Launchable.java b/tests/tapl/com/android/launcher3/tapl/Launchable.java
index d4bdafa..04b8019 100644
--- a/tests/tapl/com/android/launcher3/tapl/Launchable.java
+++ b/tests/tapl/com/android/launcher3/tapl/Launchable.java
@@ -68,7 +68,7 @@
     /**
      * Drags an object to the center of homescreen.
      */
-    public Workspace dragToWorkspace() {
+    public void dragToWorkspace() {
         final Point launchableCenter = getObject().getVisibleCenter();
         final Point displaySize = mLauncher.getRealDisplaySize();
         final int width = displaySize.x / 2;
@@ -80,10 +80,6 @@
                                 launchableCenter.x - width / 2 : launchableCenter.x + width / 2,
                         displaySize.y / 2),
                 getLongPressIndicator());
-        try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
-                "dragged launchable to workspace")) {
-            return new Workspace(mLauncher);
-        }
     }
 
     protected abstract String getLongPressIndicator();
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index a7e6336..11b0665 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -39,6 +39,7 @@
 import android.net.Uri;
 import android.os.Build;
 import android.os.Bundle;
+import android.os.DropBoxManager;
 import android.os.Parcelable;
 import android.os.SystemClock;
 import android.text.TextUtils;
@@ -263,10 +264,122 @@
         }
     }
 
+    private String getAnomalyMessage() {
+        final UiObject2 object = mDevice.findObject(By.res("android", "alertTitle"));
+        if (object != null) {
+            return "System alert popup is visible: " + object.getText();
+        }
+
+        if (hasSystemUiObject("keyguard_status_view")) return "Phone is locked";
+
+        if (!mDevice.hasObject(By.textStartsWith(""))) return "Screen is empty";
+
+        return null;
+    }
+
+    private String getVisibleStateMessage() {
+        if (hasLauncherObject(WIDGETS_RES_ID)) return "Widgets";
+        if (hasLauncherObject(OVERVIEW_RES_ID)) return "Overview";
+        if (hasLauncherObject(WORKSPACE_RES_ID)) return "Workspace";
+        if (hasLauncherObject(APPS_RES_ID)) return "AllApps";
+        return "Background";
+    }
+
+    private static String truncateCrash(String text, int maxLines) {
+        String[] lines = text.split("\\r?\\n");
+        StringBuilder ret = new StringBuilder();
+        for (int i = 0; i < maxLines && i < lines.length; i++) {
+            ret.append(lines[i]);
+            ret.append('\n');
+        }
+        if (lines.length > maxLines) {
+            ret.append("... ");
+            ret.append(lines.length - maxLines);
+            ret.append(" more lines truncated ...\n");
+        }
+        return ret.toString();
+    }
+
+    private String checkCrash(String label) {
+        DropBoxManager dropbox = (DropBoxManager) getContext().getSystemService(
+                Context.DROPBOX_SERVICE);
+        Assert.assertNotNull("Unable access the DropBoxManager service", dropbox);
+
+        long timestamp = 0;
+        DropBoxManager.Entry entry;
+        int crashCount = 0;
+        StringBuilder errorDetails = new StringBuilder();
+        while (null != (entry = dropbox.getNextEntry(label, timestamp))) {
+            String dropboxSnippet;
+            try {
+                dropboxSnippet = entry.getText(4096);
+            } finally {
+                entry.close();
+            }
+
+            crashCount++;
+            errorDetails.append(label);
+            errorDetails.append(": ");
+            errorDetails.append(truncateCrash(dropboxSnippet, 40));
+            errorDetails.append("    ...\n");
+
+            timestamp = entry.getTimeMillis();
+        }
+        Assert.assertEquals(errorDetails.toString(), 0, crashCount);
+        return crashCount > 0 ? errorDetails.toString() : null;
+    }
+
+    private String getSystemHealthMessage() {
+        try {
+            StringBuilder errors = new StringBuilder();
+
+            final String testPackage = getContext().getPackageName();
+            try {
+                mDevice.executeShellCommand("pm grant " + testPackage +
+                        " android.permission.READ_LOGS");
+                mDevice.executeShellCommand("pm grant " + testPackage +
+                        " android.permission.PACKAGE_USAGE_STATS");
+            } catch (IOException e) {
+                e.printStackTrace();
+            }
+
+            final String[] labels = {
+                    "system_server_crash",
+                    "system_server_native_crash",
+                    "system_server_anr",
+            };
+
+            for (String label : labels) {
+                final String crash = checkCrash(label);
+                if (crash != null) errors.append(crash);
+            }
+
+            return errors.length() != 0 ? errors.toString() : null;
+        } catch (Exception e) {
+            return null;
+        }
+    }
+
     private void fail(String message) {
-        log("Hierarchy dump for: " + getContextDescription() + message);
+        message = "http://go/tapl : " + getContextDescription() + message;
+
+        final String anomaly = getAnomalyMessage();
+        if (anomaly != null) {
+            message = anomaly + ", which causes:\n" + message;
+        } else {
+            message = message + " (visible state: " + getVisibleStateMessage() + ")";
+        }
+
+        final String systemHealth = getSystemHealthMessage();
+        if (systemHealth != null) {
+            message = message + ", which might be a consequence of system health problems:\n<<<\n"
+                    + systemHealth + "\n>>>";
+        }
+
+        log("Hierarchy dump for: " + message);
         dumpViewHierarchy();
-        Assert.fail("http://go/tapl : " + getContextDescription() + message);
+
+        Assert.fail(message);
     }
 
     private String getContextDescription() {
@@ -333,6 +446,17 @@
     private UiObject2 verifyContainerType(ContainerType containerType) {
         assertEquals("Unexpected display rotation",
                 mExpectedRotation, mDevice.getDisplayRotation());
+
+        // b/136278866
+        for (int i = 0; i != 100; ++i) {
+            if (getNavigationModeMismatchError() == null) break;
+            try {
+                Thread.sleep(100);
+            } catch (InterruptedException e) {
+                e.printStackTrace();
+            }
+        }
+
         final String error = getNavigationModeMismatchError();
         assertTrue(error, error == null);
         log("verifyContainerType: " + containerType);
@@ -614,12 +738,12 @@
 
     @NonNull
     UiObject2 waitForLauncherObject(BySelector selector) {
-        return waitForObjectBySelector(selector.pkg(getLauncherPackageName()));
+        return waitForObjectBySelector(By.copy(selector).pkg(getLauncherPackageName()));
     }
 
     @NonNull
     UiObject2 tryWaitForLauncherObject(BySelector selector, long timeout) {
-        return tryWaitForObjectBySelector(selector.pkg(getLauncherPackageName()), timeout);
+        return tryWaitForObjectBySelector(By.copy(selector).pkg(getLauncherPackageName()), timeout);
     }
 
     @NonNull
diff --git a/tests/tapl/com/android/launcher3/tapl/Widget.java b/tests/tapl/com/android/launcher3/tapl/Widget.java
index 128789d..1b6d8c4 100644
--- a/tests/tapl/com/android/launcher3/tapl/Widget.java
+++ b/tests/tapl/com/android/launcher3/tapl/Widget.java
@@ -18,7 +18,16 @@
 
 import androidx.test.uiautomator.UiObject2;
 
-public class Widget {
-    Widget(LauncherInstrumentation launcher, UiObject2 widget) {
+/**
+ * Widget in workspace or a widget list.
+ */
+public final class Widget extends Launchable {
+    Widget(LauncherInstrumentation launcher, UiObject2 icon) {
+        super(launcher, icon);
+    }
+
+    @Override
+    protected String getLongPressIndicator() {
+        return "drop_target_bar";
     }
 }
diff --git a/tests/tapl/com/android/launcher3/tapl/Widgets.java b/tests/tapl/com/android/launcher3/tapl/Widgets.java
index 94003be..2495933 100644
--- a/tests/tapl/com/android/launcher3/tapl/Widgets.java
+++ b/tests/tapl/com/android/launcher3/tapl/Widgets.java
@@ -16,6 +16,12 @@
 
 package com.android.launcher3.tapl;
 
+import static org.junit.Assert.fail;
+
+import android.graphics.Point;
+
+import androidx.test.uiautomator.By;
+import androidx.test.uiautomator.BySelector;
 import androidx.test.uiautomator.Direction;
 import androidx.test.uiautomator.UiObject2;
 
@@ -75,4 +81,27 @@
     protected LauncherInstrumentation.ContainerType getContainerType() {
         return LauncherInstrumentation.ContainerType.WIDGETS;
     }
+
+    public Widget getWidget(String label) {
+        final int margin = ResourceUtils.getNavbarSize(
+                ResourceUtils.NAVBAR_BOTTOM_GESTURE_SIZE, mLauncher.getResources()) + 1;
+        final UiObject2 widgetsContainer = verifyActiveContainer();
+        widgetsContainer.setGestureMargins(0, 0, 0, margin);
+
+        final Point displaySize = mLauncher.getRealDisplaySize();
+
+        int i = 0;
+        final BySelector selector = By.
+                clazz("com.android.launcher3.widget.WidgetCell").
+                hasDescendant(By.text(label));
+
+        for (; ; ) {
+            final UiObject2 widget = mLauncher.tryWaitForLauncherObject(selector, 300);
+            if (widget != null && widget.getVisibleBounds().bottom <= displaySize.y - margin) {
+                return new Widget(mLauncher, widget);
+            }
+            if (++i > 40) fail("Too many attempts");
+            widgetsContainer.scroll(Direction.DOWN, 1f);
+        }
+    }
 }