Merge "Adding icon theming API support in Launcher"
diff --git a/go/quickstep/src/com/android/launcher3/AppSharing.java b/go/quickstep/src/com/android/launcher3/AppSharing.java
index 7c66f6e..c252fba 100644
--- a/go/quickstep/src/com/android/launcher3/AppSharing.java
+++ b/go/quickstep/src/com/android/launcher3/AppSharing.java
@@ -22,6 +22,9 @@
 import android.content.pm.PackageInfo;
 import android.content.pm.PackageManager;
 import android.net.Uri;
+import android.os.Process;
+import android.os.UserHandle;
+import android.os.UserManager;
 import android.text.TextUtils;
 import android.util.Log;
 import android.view.View;
@@ -98,14 +101,19 @@
      * The Share App system shortcut, used to initiate p2p sharing of a given app
      */
     public final class Share extends SystemShortcut<Launcher> {
-        private PopupDataProvider mPopupDataProvider;
+        private final PopupDataProvider mPopupDataProvider;
+        private final boolean mSharingEnabledForUser;
 
         public Share(Launcher target, ItemInfo itemInfo) {
             super(R.drawable.ic_share, R.string.app_share_drop_target_label, target, itemInfo);
             mPopupDataProvider = target.getPopupDataProvider();
 
-            if (ENABLE_SHAREABILITY_CHECK) {
-                mShareabilityMgr = AppShareabilityManager.INSTANCE.get(target);
+            mSharingEnabledForUser = bluetoothSharingEnabled(target);
+            if (!mSharingEnabledForUser) {
+                setEnabled(false);
+            } else if (ENABLE_SHAREABILITY_CHECK) {
+                mShareabilityMgr =
+                        AppShareabilityManager.INSTANCE.get(target.getApplicationContext());
                 checkShareability(/* requestUpdateIfUnknown */ true);
             }
         }
@@ -144,7 +152,12 @@
             sendIntent.setType(APP_MIME_TYPE);
             sendIntent.setComponent(ComponentName.unflattenFromString(mSharingComponent));
 
-            mTarget.startActivitySafely(view, sendIntent, mItemInfo);
+            UserHandle user = mItemInfo.user;
+            if (user != null && !user.equals(Process.myUserHandle())) {
+                mTarget.startActivityAsUser(sendIntent, user);
+            } else {
+                mTarget.startActivitySafely(view, sendIntent, mItemInfo);
+            }
 
             AbstractFloatingView.closeAllOpenViews(mTarget);
         }
@@ -170,8 +183,15 @@
             }
         }
 
+        private boolean bluetoothSharingEnabled(Context context) {
+            return !context.getSystemService(UserManager.class)
+                    .hasUserRestriction(UserManager.DISALLOW_BLUETOOTH_SHARING, mItemInfo.user);
+        }
+
         private void showCannotShareToast(Context context) {
-            CharSequence text = context.getText(R.string.toast_p2p_app_not_shareable);
+            CharSequence text = (mSharingEnabledForUser)
+                    ? context.getText(R.string.toast_p2p_app_not_shareable)
+                    : context.getText(R.string.blocked_by_policy);
             int duration = Toast.LENGTH_SHORT;
             Toast.makeText(context, text, duration).show();
         }
diff --git a/go/quickstep/src/com/android/launcher3/model/AppShareabilityManager.java b/go/quickstep/src/com/android/launcher3/model/AppShareabilityManager.java
index cf80c35..0d0f700 100644
--- a/go/quickstep/src/com/android/launcher3/model/AppShareabilityManager.java
+++ b/go/quickstep/src/com/android/launcher3/model/AppShareabilityManager.java
@@ -47,7 +47,7 @@
  * Each app's status is retrieved from the Play Store's API. Statuses are cached in order
  * to limit extraneous calls to that API (which can be time-consuming).
  */
-public final class AppShareabilityManager {
+public class AppShareabilityManager {
     @Retention(SOURCE)
     @IntDef({
         ShareabilityStatus.UNKNOWN,
diff --git a/quickstep/res/drawable/ic_sysbar_back_kids.xml b/quickstep/res/drawable/ic_sysbar_back_kids.xml
new file mode 100644
index 0000000..ac6d49b
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_back_kids.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M21,11.4v1c0,1 -0.8,1.8 -1.8,1.8l0,0h-8.8l2.7,2.7c0.7,0.7 0.7,1.8 0,2.5c0,0 0,0 0,0l-0.7,0.7c-0.7,0.7 -1.8,0.7 -2.5,0c0,0 0,0 0,0l-5.9,-5.9C2.6,13 2.6,11 3.9,9.7l5.9,-5.9c0.7,-0.7 1.8,-0.7 2.5,0c0,0 0,0 0,0l0.7,0.7c0.7,0.7 0.7,1.8 0,2.5c0,0 0,0 0,0l-2.6,2.6h8.7C20.2,9.6 21,10.5 21,11.4z"/>
+</vector>
diff --git a/quickstep/res/drawable/ic_sysbar_home_kids.xml b/quickstep/res/drawable/ic_sysbar_home_kids.xml
new file mode 100644
index 0000000..2397e70
--- /dev/null
+++ b/quickstep/res/drawable/ic_sysbar_home_kids.xml
@@ -0,0 +1,9 @@
+<vector xmlns:android="http://schemas.android.com/apk/res/android"
+    android:width="24dp"
+    android:height="24dp"
+    android:viewportWidth="24"
+    android:viewportHeight="24">
+  <path
+      android:fillColor="@android:color/white"
+      android:pathData="M22.7,11l-7.9,-7c-1.6,-1.4 -3.9,-1.4 -5.5,0L7.4,5.7V4.1C7.4,3.5 6.9,3 6.3,3H5.2C4.5,3 4,3.5 4,4.1c0,0 0,0 0,0v4.6L1.4,11c-0.5,0.4 -0.5,1.1 -0.1,1.5c0,0 0,0 0,0c0.2,0.2 0.5,0.4 0.8,0.4H4v5c0,1.3 1,2.3 2.3,2.3c0,0 0,0 0,0h11.4c1.3,0 2.3,-1 2.3,-2.3v-5h2c0.6,0 1.1,-0.5 1.1,-1.1C23,11.5 22.9,11.2 22.7,11L22.7,11zM14.3,15.6c0,0.6 -0.5,1.1 -1.1,1.2h-2.3c-0.6,0 -1.1,-0.5 -1.1,-1.1v-1.3c0,-0.6 0.5,-1.1 1.1,-1.1c0,0 0,0 0,0h2.3c0.6,0 1.1,0.5 1.1,1.1c0,0 0,0 0,0L14.3,15.6z"/>
+</vector>
diff --git a/quickstep/res/values/dimens.xml b/quickstep/res/values/dimens.xml
index c9e33a7..0e5ba2f 100644
--- a/quickstep/res/values/dimens.xml
+++ b/quickstep/res/values/dimens.xml
@@ -231,4 +231,10 @@
     <dimen name="taskbar_stashed_handle_height">4dp</dimen>
     <dimen name="taskbar_edu_wave_anim_trans_y">25dp</dimen>
     <dimen name="taskbar_edu_wave_anim_trans_y_return_overshoot">4dp</dimen>
+    <dimen name="taskbar_nav_buttons_width_kids">88dp</dimen>
+    <dimen name="taskbar_nav_buttons_height_kids">40dp</dimen>
+    <dimen name="taskbar_nav_buttons_corner_radius_kids">40dp</dimen>
+    <dimen name="taskbar_back_button_left_margin_kids">96dp</dimen>
+    <dimen name="taskbar_home_button_left_margin_kids">48dp</dimen>
+    <dimen name="taskbar_icon_size_kids">32dp</dimen>
 </resources>
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index a4ecd8b..002a86c 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -45,10 +45,12 @@
 import android.content.pm.ActivityInfo.Config;
 import android.content.res.ColorStateList;
 import android.content.res.Configuration;
+import android.graphics.Color;
 import android.graphics.Rect;
 import android.graphics.Region;
 import android.graphics.Region.Op;
 import android.graphics.drawable.AnimatedVectorDrawable;
+import android.graphics.drawable.PaintDrawable;
 import android.util.Property;
 import android.view.Gravity;
 import android.view.MotionEvent;
@@ -58,6 +60,7 @@
 import android.view.ViewGroup;
 import android.widget.FrameLayout;
 import android.widget.ImageView;
+import android.widget.LinearLayout;
 
 import com.android.launcher3.LauncherAnimUtils;
 import com.android.launcher3.R;
@@ -128,6 +131,7 @@
     private View mA11yButton;
     private int mSysuiStateFlags;
     private View mBackButton;
+    private View mHomeButton;
     private FloatingRotationButton mFloatingRotationButton;
 
     public NavbarButtonsViewController(TaskbarActivityContext context, FrameLayout navButtonsView) {
@@ -171,6 +175,7 @@
 
         // Force nav buttons (specifically back button) to be visible during setup wizard.
         boolean isInSetup = !mContext.isUserSetupComplete();
+        boolean isInKidsMode = mContext.isNavBarKidsModeActive();
         boolean alwaysShowButtons = isThreeButtonNav || isInSetup;
 
         // Make sure to remove nav bar buttons translation when notification shade is expanded or
@@ -208,6 +213,64 @@
                         & Configuration.UI_MODE_NIGHT_MASK;
                 boolean isDarkTheme = mode == Configuration.UI_MODE_NIGHT_YES;
                 mTaskbarNavButtonDarkIntensity.updateValue(isDarkTheme ? 0 : 1);
+            } else if (isInKidsMode) {
+                int iconSize = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_icon_size_kids);
+                int buttonWidth = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_nav_buttons_width_kids);
+                int buttonHeight = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_nav_buttons_height_kids);
+                int buttonRadius = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_nav_buttons_corner_radius_kids);
+                int paddingleft = (buttonWidth - iconSize) / 2;
+                int paddingRight = paddingleft;
+                int paddingTop = (buttonHeight - iconSize) / 2;
+                int paddingBottom = paddingTop;
+
+                // Update icons
+                ((ImageView) mBackButton).setImageDrawable(
+                        mBackButton.getContext().getDrawable(R.drawable.ic_sysbar_back_kids));
+                ((ImageView) mBackButton).setScaleType(ImageView.ScaleType.FIT_CENTER);
+                mBackButton.setPadding(paddingleft, paddingTop, paddingRight, paddingBottom);
+                ((ImageView) mHomeButton).setImageDrawable(
+                        mHomeButton.getContext().getDrawable(R.drawable.ic_sysbar_home_kids));
+                ((ImageView) mHomeButton).setScaleType(ImageView.ScaleType.FIT_CENTER);
+                mHomeButton.setPadding(paddingleft, paddingTop, paddingRight, paddingBottom);
+
+                // Home button layout
+                LinearLayout.LayoutParams homeLayoutparams = new LinearLayout.LayoutParams(
+                        buttonWidth,
+                        buttonHeight
+                );
+                int homeButtonLeftMargin = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_home_button_left_margin_kids);
+                homeLayoutparams.setMargins(homeButtonLeftMargin, 0, 0, 0);
+                mHomeButton.setLayoutParams(homeLayoutparams);
+
+                // Back button layout
+                LinearLayout.LayoutParams backLayoutParams = new LinearLayout.LayoutParams(
+                        buttonWidth,
+                        buttonHeight
+                );
+                int backButtonLeftMargin = mContext.getResources().getDimensionPixelSize(
+                        R.dimen.taskbar_back_button_left_margin_kids);
+                backLayoutParams.setMargins(backButtonLeftMargin, 0, 0, 0);
+                mBackButton.setLayoutParams(backLayoutParams);
+
+                // Button backgrounds
+                int whiteWith10PctAlpha = Color.argb(0.1f, 1, 1, 1);
+                PaintDrawable buttonBackground = new PaintDrawable(whiteWith10PctAlpha);
+                buttonBackground.setCornerRadius(buttonRadius);
+                mHomeButton.setBackground(buttonBackground);
+                mBackButton.setBackground(buttonBackground);
+
+                // Update alignment within taskbar
+                FrameLayout.LayoutParams navButtonsLayoutParams = (FrameLayout.LayoutParams)
+                        mNavButtonContainer.getLayoutParams();
+                navButtonsLayoutParams.setMarginStart(navButtonsLayoutParams.getMarginEnd() / 2);
+                navButtonsLayoutParams.setMarginEnd(navButtonsLayoutParams.getMarginStart());
+                navButtonsLayoutParams.gravity = Gravity.CENTER;
+                mNavButtonContainer.requestLayout();
             }
 
             // Animate taskbar background when any of these flags are enabled
@@ -276,9 +339,9 @@
                             && ((flags & FLAG_KEYGUARD_VISIBLE) == 0 || showingOnKeyguard);
                 }));
         boolean isRtl = Utilities.isRtl(mContext.getResources());
-        mPropertyHolders.add(new StatePropertyHolder(
-                mBackButton, flags -> (flags & FLAG_IME_VISIBLE) != 0, View.ROTATION,
-                isRtl ? 90 : -90, 0));
+        mPropertyHolders.add(new StatePropertyHolder(mBackButton,
+                flags -> (flags & FLAG_IME_VISIBLE) != 0 && !mContext.isNavBarKidsModeActive(),
+                View.ROTATION, isRtl ? 90 : -90, 0));
         // Translate back button to be at end/start of other buttons for keyguard
         int navButtonSize = mContext.getResources().getDimensionPixelSize(
                 R.dimen.taskbar_nav_buttons_size);
@@ -289,16 +352,16 @@
 
 
         // home and recents buttons
-        View homeButton = addButton(R.drawable.ic_sysbar_home, BUTTON_HOME, navContainer,
+        mHomeButton = addButton(R.drawable.ic_sysbar_home, BUTTON_HOME, navContainer,
                 navButtonController, R.id.home);
-        mPropertyHolders.add(new StatePropertyHolder(homeButton,
+        mPropertyHolders.add(new StatePropertyHolder(mHomeButton,
                 flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 &&
                         (flags & FLAG_DISABLE_HOME) == 0));
         View recentsButton = addButton(R.drawable.ic_sysbar_recent, BUTTON_RECENTS,
                 navContainer, navButtonController, R.id.recent_apps);
         mPropertyHolders.add(new StatePropertyHolder(recentsButton,
-                flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 &&
-                        (flags & FLAG_DISABLE_RECENTS) == 0));
+                flags -> (flags & FLAG_KEYGUARD_VISIBLE) == 0 && (flags & FLAG_DISABLE_RECENTS) == 0
+                        && !mContext.isNavBarKidsModeActive()));
 
         // A11y button
         mA11yButton = addButton(R.drawable.ic_sysbar_accessibility_button, BUTTON_A11Y,
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index b1f027a..1198dc5 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -112,6 +112,7 @@
 
     private final boolean mIsSafeModeEnabled;
     private final boolean mIsUserSetupComplete;
+    private final boolean mIsNavBarKidsMode;
     private boolean mIsDestroyed = false;
     // The flag to know if the window is excluded from magnification region computation.
     private boolean mIsExcludeFromMagnificationRegion = false;
@@ -129,6 +130,8 @@
                 () -> getPackageManager().isSafeMode());
         mIsUserSetupComplete = SettingsCache.INSTANCE.get(this).getValue(
                 Settings.Secure.getUriFor(Settings.Secure.USER_SETUP_COMPLETE), 0);
+        mIsNavBarKidsMode = SettingsCache.INSTANCE.get(this).getValue(
+                Settings.Secure.getUriFor(Settings.Secure.NAV_BAR_KIDS_MODE), 0);
 
         final Resources resources = getResources();
         float taskbarIconSize = resources.getDimension(R.dimen.taskbar_icon_size);
@@ -385,7 +388,8 @@
                 | SYSUI_STATE_QUICK_SETTINGS_EXPANDED;
         onNotificationShadeExpandChanged((systemUiStateFlags & shadeExpandedFlags) != 0, fromInit);
         mControllers.taskbarViewController.setRecentsButtonDisabled(
-                mControllers.navbarButtonsViewController.isRecentsDisabled());
+                mControllers.navbarButtonsViewController.isRecentsDisabled()
+                        || isNavBarKidsModeActive());
         mControllers.stashedHandleViewController.setIsHomeButtonDisabled(
                 mControllers.navbarButtonsViewController.isHomeDisabled());
         mControllers.taskbarKeyguardController.updateStateForSysuiFlags(systemUiStateFlags);
@@ -587,6 +591,10 @@
         return mIsUserSetupComplete;
     }
 
+    protected boolean isNavBarKidsModeActive() {
+        return mIsNavBarKidsMode && isThreeButtonNav();
+    }
+
     /**
      * Called when we determine the touchable region.
      *
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index 7f2e37c..a262674 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -63,11 +63,15 @@
     private static final Uri USER_SETUP_COMPLETE_URI = Settings.Secure.getUriFor(
             Settings.Secure.USER_SETUP_COMPLETE);
 
+    private static final Uri NAV_BAR_KIDS_MODE = Settings.Secure.getUriFor(
+            Settings.Secure.NAV_BAR_KIDS_MODE);
+
     private final Context mContext;
     private final DisplayController mDisplayController;
     private final SysUINavigationMode mSysUINavigationMode;
     private final TaskbarNavButtonController mNavButtonController;
     private final SettingsCache.OnChangeListener mUserSetupCompleteListener;
+    private final SettingsCache.OnChangeListener mNavBarKidsModeListener;
     private final ComponentCallbacks mComponentCallbacks;
     private final SimpleBroadcastReceiver mShutdownReceiver;
 
@@ -97,6 +101,7 @@
         mNavButtonController = new TaskbarNavButtonController(service,
                 SystemUiProxy.INSTANCE.get(mContext), new Handler());
         mUserSetupCompleteListener = isUserSetupComplete -> recreateTaskbar();
+        mNavBarKidsModeListener = isNavBarKidsMode -> recreateTaskbar();
         mComponentCallbacks = new ComponentCallbacks() {
             private Configuration mOldConfig = mContext.getResources().getConfiguration();
 
@@ -126,6 +131,8 @@
         mSysUINavigationMode.addModeChangeListener(this);
         SettingsCache.INSTANCE.get(mContext).register(USER_SETUP_COMPLETE_URI,
                 mUserSetupCompleteListener);
+        SettingsCache.INSTANCE.get(mContext).register(NAV_BAR_KIDS_MODE,
+                mNavBarKidsModeListener);
         mContext.registerComponentCallbacks(mComponentCallbacks);
         mShutdownReceiver.register(mContext, Intent.ACTION_SHUTDOWN);
 
@@ -289,6 +296,8 @@
         mSysUINavigationMode.removeModeChangeListener(this);
         SettingsCache.INSTANCE.get(mContext).unregister(USER_SETUP_COMPLETE_URI,
                 mUserSetupCompleteListener);
+        SettingsCache.INSTANCE.get(mContext).unregister(NAV_BAR_KIDS_MODE,
+                mNavBarKidsModeListener);
         mContext.unregisterComponentCallbacks(mComponentCallbacks);
         mContext.unregisterReceiver(mShutdownReceiver);
     }
diff --git a/quickstep/src/com/android/quickstep/GestureState.java b/quickstep/src/com/android/quickstep/GestureState.java
index 01f6e23..ed0623d 100644
--- a/quickstep/src/com/android/quickstep/GestureState.java
+++ b/quickstep/src/com/android/quickstep/GestureState.java
@@ -20,6 +20,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LAUNCHER_STATE_OVERVIEW;
 import static com.android.quickstep.MultiStateCallback.DEBUG_STATES;
 
+import android.annotation.Nullable;
 import android.annotation.TargetApi;
 import android.app.ActivityManager;
 import android.content.Intent;
@@ -397,11 +398,15 @@
      * while STATE_RECENTS_ANIMATION_CANCELED state is being set, and the caller is responsible for
      * calling {@link RecentsAnimationController#cleanupScreenshot()}.
      */
+    @Nullable
     HashMap<Integer, ThumbnailData> consumeRecentsAnimationCanceledSnapshot() {
-        HashMap<Integer, ThumbnailData> data =
-                new HashMap<Integer, ThumbnailData>(mRecentsAnimationCanceledSnapshots);
-        mRecentsAnimationCanceledSnapshots = null;
-        return data;
+        if (mRecentsAnimationCanceledSnapshots != null) {
+            HashMap<Integer, ThumbnailData> data =
+                    new HashMap<Integer, ThumbnailData>(mRecentsAnimationCanceledSnapshots);
+            mRecentsAnimationCanceledSnapshots = null;
+            return data;
+        }
+        return null;
     }
 
     void setSwipeUpStartTimeMs(long uptimeMs) {
diff --git a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
index 0246849..276e1c2 100644
--- a/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
+++ b/quickstep/src/com/android/quickstep/TaskOverlayFactory.java
@@ -23,6 +23,7 @@
 import static com.android.quickstep.views.OverviewActionsView.DISABLED_ROTATED;
 
 import android.annotation.SuppressLint;
+import android.app.ActivityManager;
 import android.content.Context;
 import android.graphics.Insets;
 import android.graphics.Matrix;
@@ -54,6 +55,7 @@
 import com.android.quickstep.views.TaskView.TaskIdAttributeContainer;
 import com.android.systemui.shared.recents.model.Task;
 import com.android.systemui.shared.recents.model.ThumbnailData;
+import com.android.systemui.shared.system.ActivityManagerWrapper;
 
 import java.util.ArrayList;
 import java.util.List;
@@ -115,8 +117,9 @@
      * Does NOT add split options in the following scenarios:
      * * The taskView to add split options is already showing split screen tasks
      * * There aren't at least 2 tasks in overview to show split options for
+     * * Device is in "Lock task mode"
      * * The taskView to show split options for is the focused task AND we haven't started
-     *   scrolling in overview (if we haven't scrolled, there's a split overview action so
+     *   scrolling in overview (if we haven't scrolled, there's a split overview action button so
      *   we don't need this menu option)
      */
     private static void addSplitOptions(List<SystemShortcut> outShortcuts,
@@ -130,7 +133,11 @@
         boolean isFocusedTask = deviceProfile.overviewShowAsGrid && taskView.isFocusedTask();
         boolean isTaskInExpectedScrollPosition =
                 recentsView.isTaskInExpectedScrollPosition(recentsView.indexOfChild(taskView));
-        if (taskViewHasMultipleTasks || notEnoughTasksToSplit ||
+        ActivityManager activityManager =
+                (ActivityManager) taskView.getContext().getSystemService(Context.ACTIVITY_SERVICE);
+        boolean isLockTaskMode = activityManager.isInLockTaskMode();
+
+        if (taskViewHasMultipleTasks || notEnoughTasksToSplit || isLockTaskMode ||
                 (isFocusedTask && isTaskInExpectedScrollPosition)) {
             return;
         }
diff --git a/quickstep/src/com/android/quickstep/views/RecentsView.java b/quickstep/src/com/android/quickstep/views/RecentsView.java
index f0e57c9..e863a89 100644
--- a/quickstep/src/com/android/quickstep/views/RecentsView.java
+++ b/quickstep/src/com/android/quickstep/views/RecentsView.java
@@ -1144,17 +1144,6 @@
             // Reset the running task when leaving overview since it can still have a reference to
             // its thumbnail
             mTmpRunningTasks = null;
-            // Remove grouped tasks and recycle once we exit overview
-            int taskCount = getTaskViewCount();
-            for (int i = 0; i < taskCount; i++) {
-                View v = getTaskViewAt(i);
-                if (!(v instanceof GroupedTaskView)) {
-                    return;
-                }
-                GroupedTaskView gtv = (GroupedTaskView) v;
-                gtv.onTaskListVisibilityChanged(false);
-                removeView(gtv);
-            }
             mSplitBoundsConfig = null;
         }
         updateLocusId();
@@ -2185,17 +2174,14 @@
      */
     protected boolean shouldAddStubTaskView(RunningTaskInfo[] runningTaskInfos) {
         if (runningTaskInfos.length > 1) {
-            // * Always create new view for GroupedTaskView
-            // * Remove existing associated taskViews for tasks currently in split
-            for (RunningTaskInfo rti : runningTaskInfos) {
-                TaskView taskView = getTaskViewByTaskId(rti.taskId);
-                if (taskView == null) {
-                    continue;
-                }
-                taskView.onTaskListVisibilityChanged(false);
-                removeView(taskView);
-            }
-            return true;
+            TaskView primaryTaskView = getTaskViewByTaskId(runningTaskInfos[0].taskId);
+            TaskView secondaryTaskView = getTaskViewByTaskId(runningTaskInfos[1].taskId);
+            int leftTopTaskViewId =
+                    (primaryTaskView == null) ? -1 : primaryTaskView.getTaskViewId();
+            int rightBottomTaskViewId =
+                    (secondaryTaskView == null) ? -1 : secondaryTaskView.getTaskViewId();
+            // Add a new stub view if both taskIds don't match any taskViews
+            return leftTopTaskViewId != rightBottomTaskViewId || leftTopTaskViewId == -1;
         }
         RunningTaskInfo runningTaskInfo = runningTaskInfos[0];
         return runningTaskInfo != null && getTaskViewByTaskId(runningTaskInfo.taskId) == null;
@@ -2246,7 +2232,7 @@
             measure(makeMeasureSpec(getMeasuredWidth(), EXACTLY),
                     makeMeasureSpec(getMeasuredHeight(), EXACTLY));
             layout(getLeft(), getTop(), getRight(), getBottom());
-        } else if (!needGroupTaskView && getTaskViewByTaskId(taskInfo.taskId) != null) {
+        } else if (getTaskViewByTaskId(taskInfo.taskId) != null) {
             runningTaskViewId = getTaskViewByTaskId(taskInfo.taskId).getTaskViewId();
         }
 
diff --git a/quickstep/src/com/android/quickstep/views/TaskView.java b/quickstep/src/com/android/quickstep/views/TaskView.java
index 1d8a459..3e0eb91 100644
--- a/quickstep/src/com/android/quickstep/views/TaskView.java
+++ b/quickstep/src/com/android/quickstep/views/TaskView.java
@@ -470,7 +470,9 @@
         stubInfo.user = componentKey.user;
         stubInfo.intent = new Intent().setComponent(componentKey.componentName);
         stubInfo.title = task.title;
-        stubInfo.screenId = getRecentsView().indexOfChild(this);
+        if (getRecentsView() != null) {
+            stubInfo.screenId = getRecentsView().indexOfChild(this);
+        }
         return stubInfo;
     }
 
diff --git a/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java b/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
index 8d489e3..318f04e 100644
--- a/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
+++ b/quickstep/tests/src/com/android/quickstep/NavigationModeSwitchRule.java
@@ -220,7 +220,7 @@
         if (!condition) {
             final AssertionError assertionError = new AssertionError(message);
             if (description != null) {
-                FailureWatcher.onError(launcher.getDevice(), description, assertionError);
+                FailureWatcher.onError(launcher, description, assertionError);
             }
             throw assertionError;
         }
diff --git a/res/values/attrs.xml b/res/values/attrs.xml
index 5a46e12..6db0af3 100644
--- a/res/values/attrs.xml
+++ b/res/values/attrs.xml
@@ -133,6 +133,8 @@
 
         <attr name="numRows" format="integer" />
         <attr name="numColumns" format="integer" />
+        <!--  numSearchContainerColumns defaults to numColumns, if not specified -->
+        <attr name="numSearchContainerColumns" format="integer" />
         <!-- numFolderRows & numFolderColumns defaults to numRows & numColumns, if not specified -->
         <attr name="numFolderRows" format="integer" />
         <attr name="numFolderColumns" format="integer" />
diff --git a/res/xml/device_profiles.xml b/res/xml/device_profiles.xml
index d2d8fc3..dd201e5 100644
--- a/res/xml/device_profiles.xml
+++ b/res/xml/device_profiles.xml
@@ -140,6 +140,7 @@
         launcher:name="6_by_5"
         launcher:numRows="5"
         launcher:numColumns="6"
+        launcher:numSearchContainerColumns="3"
         launcher:numFolderRows="3"
         launcher:numFolderColumns="3"
         launcher:numHotseatIcons="6"
diff --git a/src/com/android/launcher3/DeviceProfile.java b/src/com/android/launcher3/DeviceProfile.java
index 2a29f3b..ab8e5e7 100644
--- a/src/com/android/launcher3/DeviceProfile.java
+++ b/src/com/android/launcher3/DeviceProfile.java
@@ -1061,8 +1061,10 @@
 
         writer.println(prefix + "\tisScalableGrid:" + isScalableGrid);
 
-        writer.println(prefix + "\tinv.numColumns: " + inv.numColumns);
         writer.println(prefix + "\tinv.numRows: " + inv.numRows);
+        writer.println(prefix + "\tinv.numColumns: " + inv.numColumns);
+        writer.println(prefix + "\tinv.numSearchContainerColumns: "
+                + inv.numSearchContainerColumns);
 
         writer.println(prefix + "\tminCellSize: " + inv.minCellSize[mTypeIndex] + "dp");
 
diff --git a/src/com/android/launcher3/InvariantDeviceProfile.java b/src/com/android/launcher3/InvariantDeviceProfile.java
index 2d0d640..94325d0 100644
--- a/src/com/android/launcher3/InvariantDeviceProfile.java
+++ b/src/com/android/launcher3/InvariantDeviceProfile.java
@@ -105,6 +105,7 @@
      */
     public int numRows;
     public int numColumns;
+    public int numSearchContainerColumns;
 
     /**
      * Number of icons per row and column in the folder.
@@ -304,6 +305,7 @@
         GridOption closestProfile = displayOption.grid;
         numRows = closestProfile.numRows;
         numColumns = closestProfile.numColumns;
+        numSearchContainerColumns = closestProfile.numSearchContainerColumns;
         dbFile = closestProfile.dbFile;
         defaultLayoutId = closestProfile.defaultLayoutId;
         demoModeLayoutId = closestProfile.demoModeLayoutId;
@@ -401,8 +403,8 @@
 
     private Object[] toModelState() {
         return new Object[]{
-                numColumns, numRows, numDatabaseHotseatIcons, iconBitmapSize, fillResIconDpi,
-                numDatabaseAllAppsColumns, dbFile};
+                numColumns, numRows, numSearchContainerColumns, numDatabaseHotseatIcons,
+                iconBitmapSize, fillResIconDpi, numDatabaseAllAppsColumns, dbFile};
     }
 
     private void onConfigChanged(Context context) {
@@ -679,6 +681,7 @@
         public final String name;
         public final int numRows;
         public final int numColumns;
+        public final int numSearchContainerColumns;
         public final boolean isEnabled;
 
         private final int numFolderRows;
@@ -705,6 +708,8 @@
             name = a.getString(R.styleable.GridDisplayOption_name);
             numRows = a.getInt(R.styleable.GridDisplayOption_numRows, 0);
             numColumns = a.getInt(R.styleable.GridDisplayOption_numColumns, 0);
+            numSearchContainerColumns = a.getInt(
+                    R.styleable.GridDisplayOption_numSearchContainerColumns, numColumns);
 
             dbFile = a.getString(R.styleable.GridDisplayOption_dbFile);
             defaultLayoutId = a.getResourceId(deviceType == TYPE_MULTI_DISPLAY && a.hasValue(
diff --git a/src/com/android/launcher3/LauncherAppState.java b/src/com/android/launcher3/LauncherAppState.java
index 521bf13..4501159 100644
--- a/src/com/android/launcher3/LauncherAppState.java
+++ b/src/com/android/launcher3/LauncherAppState.java
@@ -99,7 +99,7 @@
                 Intent.ACTION_MANAGED_PROFILE_UNAVAILABLE,
                 Intent.ACTION_MANAGED_PROFILE_UNLOCKED);
         if (FeatureFlags.IS_STUDIO_BUILD) {
-            modelChangeReceiver.register(mContext, ACTION_FORCE_ROLOAD);
+            modelChangeReceiver.register(mContext, Context.RECEIVER_EXPORTED, ACTION_FORCE_ROLOAD);
         }
         mOnTerminateCallback.add(() -> mContext.unregisterReceiver(modelChangeReceiver));
 
diff --git a/src/com/android/launcher3/Workspace.java b/src/com/android/launcher3/Workspace.java
index 281dfea..65006ff 100644
--- a/src/com/android/launcher3/Workspace.java
+++ b/src/com/android/launcher3/Workspace.java
@@ -585,8 +585,8 @@
 
         int cellVSpan = FeatureFlags.EXPANDED_SMARTSPACE.get()
                 ? EXPANDED_SMARTSPACE_HEIGHT : DEFAULT_SMARTSPACE_HEIGHT;
-        CellLayout.LayoutParams lp = new CellLayout.LayoutParams(0, 0, firstPage.getCountX(),
-                cellVSpan);
+        int cellHSpan = mLauncher.getDeviceProfile().inv.numSearchContainerColumns;
+        CellLayout.LayoutParams lp = new CellLayout.LayoutParams(0, 0, cellHSpan, cellVSpan);
         lp.canReorder = false;
         if (!firstPage.addViewToCellLayout(mQsb, 0, R.id.search_container_workspace, lp, true)) {
             Log.e(TAG, "Failed to add to item at (0, 0) to CellLayout");
diff --git a/src/com/android/launcher3/logging/StatsLogManager.java b/src/com/android/launcher3/logging/StatsLogManager.java
index 8b7bebc..a7cfdde 100644
--- a/src/com/android/launcher3/logging/StatsLogManager.java
+++ b/src/com/android/launcher3/logging/StatsLogManager.java
@@ -372,6 +372,9 @@
         @UiEvent(doc = "Notification dismissed by swiping right.")
         LAUNCHER_NOTIFICATION_DISMISSED(652),
 
+        @UiEvent(doc = "Current grid size is changed to 6.")
+        LAUNCHER_GRID_SIZE_6(930),
+
         @UiEvent(doc = "Current grid size is changed to 5.")
         LAUNCHER_GRID_SIZE_5(662),
 
diff --git a/src/com/android/launcher3/model/DeviceGridState.java b/src/com/android/launcher3/model/DeviceGridState.java
index fa11d4e..08c3149 100644
--- a/src/com/android/launcher3/model/DeviceGridState.java
+++ b/src/com/android/launcher3/model/DeviceGridState.java
@@ -22,6 +22,7 @@
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_3;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_4;
 import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_5;
+import static com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_GRID_SIZE_6;
 
 import android.content.Context;
 import android.content.SharedPreferences;
@@ -84,6 +85,8 @@
     public LauncherEvent getWorkspaceSizeEvent() {
         if (!TextUtils.isEmpty(mGridSizeString)) {
             switch (mGridSizeString.charAt(0)) {
+                case '6':
+                    return LAUNCHER_GRID_SIZE_6;
                 case '5':
                     return LAUNCHER_GRID_SIZE_5;
                 case '4':
diff --git a/src/com/android/launcher3/util/SimpleBroadcastReceiver.java b/src/com/android/launcher3/util/SimpleBroadcastReceiver.java
index 465a0e8..4dfa5cc 100644
--- a/src/com/android/launcher3/util/SimpleBroadcastReceiver.java
+++ b/src/com/android/launcher3/util/SimpleBroadcastReceiver.java
@@ -39,10 +39,17 @@
      * Helper method to register multiple actions
      */
     public void register(Context context, String... actions) {
+        register(context, 0, actions);
+    }
+
+    /**
+     * Helper method to register multiple actions with one or more {@code flags}.
+     */
+    public void register(Context context, int flags, String... actions) {
         IntentFilter filter = new IntentFilter();
         for (String action : actions) {
             filter.addAction(action);
         }
-        context.registerReceiver(this, filter);
+        context.registerReceiver(this, filter, flags);
     }
 }
diff --git a/tests/Android.bp b/tests/Android.bp
index 3670c37..8def20f 100644
--- a/tests/Android.bp
+++ b/tests/Android.bp
@@ -32,6 +32,7 @@
     srcs: [
       "src/com/android/launcher3/ui/AbstractLauncherUiTest.java",
       "src/com/android/launcher3/ui/PortraitLandscapeRunner.java",
+      "src/com/android/launcher3/util/TestUtil.java",
       "src/com/android/launcher3/util/Wait.java",
       "src/com/android/launcher3/util/WidgetUtils.java",
       "src/com/android/launcher3/util/rule/FailureWatcher.java",
@@ -71,6 +72,11 @@
     platform_apis: true,
 }
 
+android_library {
+    name: "Launcher3TestResources",
+    resource_dirs: ["res"],
+}
+
 android_test {
     name: "Launcher3Tests",
     srcs: [
diff --git a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
index 5b940a8..f193e24 100644
--- a/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
+++ b/tests/src/com/android/launcher3/ui/TaplTestsLauncher3.java
@@ -38,6 +38,7 @@
 import com.android.launcher3.tapl.FolderIcon;
 import com.android.launcher3.tapl.Widgets;
 import com.android.launcher3.tapl.Workspace;
+import com.android.launcher3.util.TestUtil;
 import com.android.launcher3.widget.picker.WidgetsFullSheet;
 import com.android.launcher3.widget.picker.WidgetsRecyclerView;
 
@@ -50,6 +51,7 @@
 @RunWith(AndroidJUnit4.class)
 public class TaplTestsLauncher3 extends AbstractLauncherUiTest {
     private static final String APP_NAME = "LauncherTestApp";
+    private static final String DUMMY_APP_NAME = "Aardwolf";
 
     @Before
     public void setUp() throws Exception {
@@ -435,7 +437,49 @@
         }
     }
 
+    private void verifyAppUninstalledFromAllApps(Workspace workspace, String appName) {
+        final AllApps allApps = workspace.switchToAllApps();
+        allApps.freeze();
+        try {
+            assertNull(appName + " app was found on all apps after being uninstalled",
+                    allApps.tryGetAppIcon(appName));
+        } finally {
+            allApps.unfreeze();
+        }
+    }
+
+    @Test
+    @PortraitLandscape
+    public void testUninstallFromWorkspace() throws Exception {
+        TestUtil.installDummyApp();
+        try {
+            verifyAppUninstalledFromAllApps(
+                    createShortcutIfNotExist(DUMMY_APP_NAME).uninstall(), DUMMY_APP_NAME);
+        } finally {
+            TestUtil.uninstallDummyApp();
+        }
+    }
+
+    @Test
+    @PortraitLandscape
+    public void testUninstallFromAllApps() throws Exception {
+        TestUtil.installDummyApp();
+        try {
+            Workspace workspace = mLauncher.getWorkspace();
+            final AllApps allApps = workspace.switchToAllApps();
+            allApps.freeze();
+            try {
+                workspace = allApps.getAppIcon(DUMMY_APP_NAME).uninstall();
+            } finally {
+                allApps.unfreeze();
+            }
+            verifyAppUninstalledFromAllApps(workspace, DUMMY_APP_NAME);
+        } finally {
+            TestUtil.uninstallDummyApp();
+        }
+    }
+
     public static String getAppPackageName() {
         return getInstrumentation().getContext().getPackageName();
     }
-}
+}
\ No newline at end of file
diff --git a/tests/src/com/android/launcher3/ui/workspace/TwoPanelWorkspaceTest.java b/tests/src/com/android/launcher3/ui/workspace/TwoPanelWorkspaceTest.java
index b048cd4..122a130 100644
--- a/tests/src/com/android/launcher3/ui/workspace/TwoPanelWorkspaceTest.java
+++ b/tests/src/com/android/launcher3/ui/workspace/TwoPanelWorkspaceTest.java
@@ -19,6 +19,7 @@
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
 import static org.junit.Assert.assertTrue;
+import static org.junit.Assume.assumeTrue;
 
 import androidx.test.filters.LargeTest;
 import androidx.test.runner.AndroidJUnit4;
@@ -47,20 +48,12 @@
 @RunWith(AndroidJUnit4.class)
 public class TwoPanelWorkspaceTest extends AbstractLauncherUiTest {
 
-    Workspace mWorkspace;
-
     @Before
     public void setUp() throws Exception {
         super.setUp();
         TaplTestsLauncher3.initialize(this);
-        mWorkspace = mLauncher.getWorkspace();
-    }
 
-    @Test
-    public void testDragIconToRightPanel() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+        assumeTrue(mLauncher.isTwoPanels());
 
         // Pre verifying the screens
         executeOnLauncher(launcher -> {
@@ -68,8 +61,15 @@
             assertItemsOnPage(launcher, 0, "Play Store", "Maps");
             assertPageEmpty(launcher, 1);
         });
+    }
 
-        mWorkspace.dragIcon(mWorkspace.getHotseatAppIcon("Chrome"), 1);
+    @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
+    public void testDragIconToRightPanel() {
+        Workspace workspace = mLauncher.getWorkspace();
+
+        workspace.dragIcon(workspace.getHotseatAppIcon("Chrome"), 1);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1);
@@ -79,19 +79,67 @@
     }
 
     @Test
-    public void testDragIconToPage2() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
+    public void testSinglePageDragIconWhenMultiplePageScrollingIsPossible() {
+        Workspace workspace = mLauncher.getWorkspace();
 
-        // Pre verifying the screens
+        workspace.dragIcon(workspace.getHotseatAppIcon("Chrome"), 2);
+
+        workspace.flingBackward();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 3);
+
         executeOnLauncher(launcher -> {
-            assertPagesExist(launcher, 0, 1);
-            assertItemsOnPage(launcher, 0, "Play Store", "Maps");
+            assertPagesExist(launcher, 0, 1, 2, 3);
+            assertItemsOnPage(launcher, 0, "Play Store");
             assertPageEmpty(launcher, 1);
+            assertItemsOnPage(launcher, 2, "Chrome");
+            assertItemsOnPage(launcher, 3, "Maps");
         });
 
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Maps"), 2);
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 3);
+
+        executeOnLauncher(launcher -> {
+            assertPagesExist(launcher, 0, 1, 2, 3, 4, 5);
+            assertItemsOnPage(launcher, 0, "Play Store");
+            assertPageEmpty(launcher, 1);
+            assertItemsOnPage(launcher, 2, "Chrome");
+            assertPageEmpty(launcher, 3);
+            assertPageEmpty(launcher, 4);
+            assertItemsOnPage(launcher, 5, "Maps");
+        });
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), -1);
+
+        executeOnLauncher(launcher -> {
+            assertPagesExist(launcher, 0, 1, 2, 3);
+            assertItemsOnPage(launcher, 0, "Play Store");
+            assertPageEmpty(launcher, 1);
+            assertItemsOnPage(launcher, 2, "Chrome");
+            assertItemsOnPage(launcher, 3, "Maps");
+        });
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), -1);
+
+        workspace.flingForward();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Chrome"), -2);
+
+        executeOnLauncher(launcher -> {
+            assertPagesExist(launcher, 0, 1);
+            assertItemsOnPage(launcher, 0, "Chrome", "Play Store");
+            assertItemsOnPage(launcher, 1, "Maps");
+        });
+    }
+
+    @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
+    public void testDragIconToPage2() {
+        Workspace workspace = mLauncher.getWorkspace();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 2);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -103,19 +151,12 @@
     }
 
     @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
     public void testDragIconToPage3() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+        Workspace workspace = mLauncher.getWorkspace();
 
-        // Pre verifying the screens
-        executeOnLauncher(launcher -> {
-            assertPagesExist(launcher, 0, 1);
-            assertItemsOnPage(launcher, 0, "Play Store", "Maps");
-            assertPageEmpty(launcher, 1);
-        });
-
-        mWorkspace.dragIcon(mWorkspace.getHotseatAppIcon("Phone"), 3);
+        workspace.dragIcon(workspace.getHotseatAppIcon("Phone"), 3);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -126,22 +167,61 @@
         });
     }
 
-
     @Test
-    public void testEmptyPageDoesNotGetRemovedIfPagePairIsNotEmpty() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
+    public void testMultiplePageDragIcon() {
+        Workspace workspace = mLauncher.getWorkspace();
 
-        // Pre verifying the screens
+        workspace.dragIcon(workspace.getHotseatAppIcon("Messages"), 2);
+
+        workspace.flingBackward();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 5);
+
         executeOnLauncher(launcher -> {
-            assertPagesExist(launcher, 0, 1);
-            assertItemsOnPage(launcher, 0, "Play Store", "Maps");
+            assertPagesExist(launcher, 0, 1, 2, 3, 4, 5);
+            assertItemsOnPage(launcher, 0, "Play Store");
             assertPageEmpty(launcher, 1);
+            assertItemsOnPage(launcher, 2, "Messages");
+            assertPageEmpty(launcher, 3);
+            assertPageEmpty(launcher, 4);
+            assertItemsOnPage(launcher, 5, "Maps");
         });
 
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Maps"), 3);
-        mWorkspace.dragIcon(mWorkspace.getHotseatAppIcon("Chrome"), 0);
+        workspace.flingBackward();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Messages"), 4);
+
+        executeOnLauncher(launcher -> {
+            assertPagesExist(launcher, 0, 1, 4, 5, 6, 7);
+            assertItemsOnPage(launcher, 0, "Play Store");
+            assertPageEmpty(launcher, 1);
+            assertPageEmpty(launcher, 4);
+            assertItemsOnPage(launcher, 5, "Maps");
+            assertItemsOnPage(launcher, 6, "Messages");
+            assertPageEmpty(launcher, 7);
+        });
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Messages"), -3);
+
+        executeOnLauncher(launcher -> {
+            assertPagesExist(launcher, 0, 1, 4, 5);
+            assertItemsOnPage(launcher, 0, "Play Store");
+            assertItemsOnPage(launcher, 1, "Messages");
+            assertPageEmpty(launcher, 4);
+            assertItemsOnPage(launcher, 5, "Maps");
+        });
+    }
+
+    @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
+    public void testEmptyPageDoesNotGetRemovedIfPagePairIsNotEmpty() {
+        Workspace workspace = mLauncher.getWorkspace();
+
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 3);
+        workspace.dragIcon(workspace.getHotseatAppIcon("Chrome"), 0);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -151,7 +231,7 @@
             assertItemsOnPage(launcher, 3, "Maps");
         });
 
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Maps"), -1);
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), -1);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -163,8 +243,8 @@
 
         // Move Chrome to the right panel as well, to make sure pages are not deleted whichever
         // page is the empty one
-        mWorkspace.flingForward();
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Chrome"), 1);
+        workspace.flingForward();
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Chrome"), 1);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -175,22 +255,14 @@
         });
     }
 
-
     @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
     public void testEmptyPagesGetRemovedIfBothPagesAreEmpty() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+        Workspace workspace = mLauncher.getWorkspace();
 
-        // Pre verifying the screens
-        executeOnLauncher(launcher -> {
-            assertPagesExist(launcher, 0, 1);
-            assertItemsOnPage(launcher, 0, "Play Store", "Maps");
-            assertPageEmpty(launcher, 1);
-        });
-
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Play Store"), 2);
-        mWorkspace.dragIcon(mWorkspace.getHotseatAppIcon("Camera"), 1);
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Play Store"), 2);
+        workspace.dragIcon(workspace.getHotseatAppIcon("Camera"), 1);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3);
@@ -200,9 +272,9 @@
             assertItemsOnPage(launcher, 3, "Camera");
         });
 
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Camera"), -1);
-        mWorkspace.flingForward();
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Play Store"), -2);
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Camera"), -1);
+        workspace.flingForward();
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Play Store"), -2);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1);
@@ -212,20 +284,13 @@
     }
 
     @Test
+    // TODO(b/197631877) Enable in portrait.
+    // @PortraitLandscape
     public void testMiddleEmptyPagesGetRemoved() {
-        if (!mLauncher.isTwoPanels()) {
-            return;
-        }
+        Workspace workspace = mLauncher.getWorkspace();
 
-        // Pre verifying the screens
-        executeOnLauncher(launcher -> {
-            assertPagesExist(launcher, 0, 1);
-            assertItemsOnPage(launcher, 0, "Play Store", "Maps");
-            assertPageEmpty(launcher, 1);
-        });
-
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Maps"), 2);
-        mWorkspace.dragIcon(mWorkspace.getHotseatAppIcon("Messages"), 3);
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 2);
+        workspace.dragIcon(workspace.getHotseatAppIcon("Messages"), 3);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 2, 3, 4, 5);
@@ -237,8 +302,8 @@
             assertItemsOnPage(launcher, 5, "Messages");
         });
 
-        mWorkspace.flingBackward();
-        mWorkspace.dragIcon(mWorkspace.getWorkspaceAppIcon("Maps"), 2);
+        workspace.flingBackward();
+        workspace.dragIcon(workspace.getWorkspaceAppIcon("Maps"), 2);
 
         executeOnLauncher(launcher -> {
             assertPagesExist(launcher, 0, 1, 4, 5);
diff --git a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
index 65aaa24..657f213 100644
--- a/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
+++ b/tests/src/com/android/launcher3/util/rule/FailureWatcher.java
@@ -84,7 +84,7 @@
 
     @Override
     protected void failed(Throwable e, Description description) {
-        onError(mDevice, description, e);
+        onError(mLauncher, description, e);
     }
 
     static File diagFile(Description description, String prefix, String ext) {
@@ -93,7 +93,9 @@
                         + description.getMethodName() + "." + ext);
     }
 
-    public static void onError(UiDevice device, Description description, Throwable e) {
+    public static void onError(LauncherInstrumentation launcher, Description description,
+            Throwable e) {
+        final UiDevice device = launcher.getDevice();
         Log.d("b/196820244", "onError 1");
         if (device == null) return;
         Log.d("b/196820244", "onError 2");
@@ -128,6 +130,11 @@
         }
 
         dumpCommand("logcat -d -s TestRunner", diagFile(description, "FilteredLogcat", "txt"));
+
+        // Dump bugreport
+        if (launcher.getSystemAnomalyMessage(false, false) != null) {
+            dumpCommand("bugreportz -s", diagFile(description, "Bugreport", "zip"));
+        }
     }
 
     private static void dumpStringCommand(String cmd, OutputStream out) throws IOException {
diff --git a/tests/tapl/com/android/launcher3/tapl/AddToHomeScreenPrompt.java b/tests/tapl/com/android/launcher3/tapl/AddToHomeScreenPrompt.java
index 0582bc9..98eb32e 100644
--- a/tests/tapl/com/android/launcher3/tapl/AddToHomeScreenPrompt.java
+++ b/tests/tapl/com/android/launcher3/tapl/AddToHomeScreenPrompt.java
@@ -22,8 +22,6 @@
 import androidx.test.uiautomator.BySelector;
 import androidx.test.uiautomator.UiObject2;
 
-import com.android.launcher3.testing.TestProtocol;
-
 import java.util.regex.Pattern;
 
 public class AddToHomeScreenPrompt {
@@ -44,19 +42,10 @@
 
     public void addAutomatically() {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
-            if (mLauncher.getNavigationModel()
-                    != LauncherInstrumentation.NavigationModel.THREE_BUTTON) {
-                if (!mLauncher.isLauncher3()) {
-                    mLauncher.expectEvent(
-                            TestProtocol.SEQUENCE_TIS,
-                            LauncherInstrumentation.EVENT_TOUCH_DOWN_TIS);
-                    mLauncher.expectEvent(
-                            TestProtocol.SEQUENCE_TIS, LauncherInstrumentation.EVENT_TOUCH_UP_TIS);
-                }
-            }
-            mLauncher.waitForObjectInContainer(
-                    mWidgetCell.getParent().getParent().getParent().getParent(),
-                    By.text(ADD_AUTOMATICALLY)).click();
+            mLauncher.clickObject(
+                    mLauncher.waitForObjectInContainer(
+                            mWidgetCell.getParent().getParent().getParent().getParent(),
+                            By.text(ADD_AUTOMATICALLY)));
             mLauncher.waitUntilLauncherObjectGone(getSelector());
         }
     }
diff --git a/tests/tapl/com/android/launcher3/tapl/AllApps.java b/tests/tapl/com/android/launcher3/tapl/AllApps.java
index 78301e4..c1b0220 100644
--- a/tests/tapl/com/android/launcher3/tapl/AllApps.java
+++ b/tests/tapl/com/android/launcher3/tapl/AllApps.java
@@ -22,6 +22,7 @@
 import android.widget.TextView;
 
 import androidx.annotation.NonNull;
+import androidx.annotation.Nullable;
 import androidx.test.uiautomator.By;
 import androidx.test.uiautomator.BySelector;
 import androidx.test.uiautomator.Direction;
@@ -51,8 +52,8 @@
         mLauncher.waitForObjectInContainer(appListRecycler, By.clazz(TextView.class));
         verifyNotFrozen("All apps freeze flags upon opening all apps");
         mIconHeight = mLauncher.getTestInfo(
-                TestProtocol.REQUEST_ICON_HEIGHT).
-                getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);
+                        TestProtocol.REQUEST_ICON_HEIGHT)
+                .getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
 
     @Override
@@ -98,14 +99,14 @@
     }
 
     /**
-     * Finds an icon. Fails if the icon doesn't exist. Scrolls the app list when needed to make
-     * sure the icon is visible.
+     * Finds an icon. If the icon doesn't exist, return null.
+     * Scrolls the app list when needed to make sure the icon is visible.
      *
      * @param appName name of the app.
-     * @return The app.
+     * @return The app if found, and null if not found.
      */
-    @NonNull
-    public AppIcon getAppIcon(String appName) {
+    @Nullable
+    public AppIcon tryGetAppIcon(String appName) {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
              LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                      "getting app icon " + appName + " on all apps")) {
@@ -150,19 +151,34 @@
                 }
                 verifyActiveContainer();
             }
-
             // Ignore bottom offset selection here as there might not be any scroll more scroll
             // region available.
-            mLauncher.assertTrue("Unable to scroll to a clickable icon: " + appName,
-                    hasClickableIcon(allAppsContainer, appListRecycler, appIconSelector,
-                            deviceHeight));
+            if (hasClickableIcon(
+                    allAppsContainer, appListRecycler, appIconSelector, deviceHeight)) {
 
-            final UiObject2 appIcon = mLauncher.waitForObjectInContainer(appListRecycler,
-                    appIconSelector);
-            return new AppIcon(mLauncher, appIcon);
+                final UiObject2 appIcon = mLauncher.waitForObjectInContainer(appListRecycler,
+                        appIconSelector);
+                return new AllAppsAppIcon(mLauncher, appIcon);
+            } else {
+                return null;
+            }
         }
     }
 
+    /**
+     * Finds an icon. Fails if the icon doesn't exist. Scrolls the app list when needed to make
+     * sure the icon is visible.
+     *
+     * @param appName name of the app.
+     * @return The app.
+     */
+    @NonNull
+    public AppIcon getAppIcon(String appName) {
+        AppIcon appIcon = tryGetAppIcon(appName);
+        mLauncher.assertNotNull("Unable to scroll to a clickable icon: " + appName, appIcon);
+        return appIcon;
+    }
+
     private void scrollBackToBeginning() {
         try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                 "want to scroll back in all apps")) {
@@ -195,7 +211,7 @@
 
     private int getAllAppsScroll() {
         return mLauncher.getTestInfo(
-                TestProtocol.REQUEST_APPS_LIST_SCROLL_Y)
+                        TestProtocol.REQUEST_APPS_LIST_SCROLL_Y)
                 .getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);
     }
 
@@ -253,4 +269,4 @@
         if (testInfo == null) return;
         mLauncher.assertEquals(message, 0, testInfo.getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD));
     }
-}
+}
\ No newline at end of file
diff --git a/tests/tapl/com/android/launcher3/tapl/AllAppsAppIcon.java b/tests/tapl/com/android/launcher3/tapl/AllAppsAppIcon.java
new file mode 100644
index 0000000..03d387e
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/AllAppsAppIcon.java
@@ -0,0 +1,38 @@
+/*
+ * Copyright (C) 2022 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.tapl;
+
+import androidx.test.uiautomator.UiObject2;
+
+import java.util.regex.Pattern;
+
+/**
+ * App icon in all apps.
+ */
+final class AllAppsAppIcon extends AppIcon {
+
+    private static final Pattern LONG_CLICK_EVENT = Pattern.compile("onAllAppsItemLongClick");
+
+    AllAppsAppIcon(LauncherInstrumentation launcher, UiObject2 icon) {
+        super(launcher, icon);
+    }
+
+    @Override
+    protected Pattern getLongClickEvent() {
+        return LONG_CLICK_EVENT;
+    }
+}
diff --git a/tests/tapl/com/android/launcher3/tapl/AppIcon.java b/tests/tapl/com/android/launcher3/tapl/AppIcon.java
index 6da59da..8fa9e12 100644
--- a/tests/tapl/com/android/launcher3/tapl/AppIcon.java
+++ b/tests/tapl/com/android/launcher3/tapl/AppIcon.java
@@ -32,9 +32,7 @@
 /**
  * App icon, whether in all apps or in workspace/
  */
-public final class AppIcon extends Launchable implements FolderDragTarget {
-
-    private static final Pattern LONG_CLICK_EVENT = Pattern.compile("onAllAppsItemLongClick");
+public abstract class AppIcon extends Launchable implements FolderDragTarget {
 
     AppIcon(LauncherInstrumentation launcher, UiObject2 icon) {
         super(launcher, icon);
@@ -44,13 +42,15 @@
         return By.clazz(TextView.class).text(appName).pkg(launcher.getLauncherPackageName());
     }
 
+    protected abstract Pattern getLongClickEvent();
+
     /**
      * Long-clicks the icon to open its menu.
      */
     public AppIconMenu openMenu() {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
             return new AppIconMenu(mLauncher, mLauncher.clickAndGet(
-                    mObject, "popup_container", LONG_CLICK_EVENT));
+                    mObject, "popup_container", getLongClickEvent()));
         }
     }
 
@@ -60,7 +60,7 @@
     public AppIconMenu openDeepShortcutMenu() {
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
             return new AppIconMenu(mLauncher, mLauncher.clickAndGet(
-                    mObject, "deep_shortcuts_container", LONG_CLICK_EVENT));
+                    mObject, "deep_shortcuts_container", getLongClickEvent()));
         }
     }
 
@@ -89,7 +89,7 @@
 
     @Override
     protected void addExpectedEventsForLongClick() {
-        mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, LONG_CLICK_EVENT);
+        mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, getLongClickEvent());
     }
 
     @Override
@@ -122,4 +122,20 @@
         }
         return null;
     }
-}
+
+    /**
+     * Uninstall the appIcon by dragging it to the 'uninstall' drop point of the drop_target_bar.
+     *
+     * @return validated workspace after the existing appIcon being uninstalled.
+     */
+    public Workspace uninstall() {
+        try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck();
+             LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
+                     "uninstalling app icon")) {
+            return Workspace.uninstallAppIcon(
+                    mLauncher, this,
+                    this::addExpectedEventsForLongClick
+            );
+        }
+    }
+}
\ No newline at end of file
diff --git a/tests/tapl/com/android/launcher3/tapl/Folder.java b/tests/tapl/com/android/launcher3/tapl/Folder.java
index dba308d..f046b6e 100644
--- a/tests/tapl/com/android/launcher3/tapl/Folder.java
+++ b/tests/tapl/com/android/launcher3/tapl/Folder.java
@@ -43,7 +43,7 @@
     public AppIcon getAppIcon(String appName) {
         try (LauncherInstrumentation.Closable ignored = mLauncher.addContextLayer(
                 "Want to get app icon in folder")) {
-            return new AppIcon(mLauncher,
+            return new WorkspaceAppIcon(mLauncher,
                     mLauncher.waitForObjectInContainer(
                             mContainer,
                             AppIcon.getAppIconSelector(appName, mLauncher)));
diff --git a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
index 37a205c..bc2afaf 100644
--- a/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
+++ b/tests/tapl/com/android/launcher3/tapl/LauncherInstrumentation.java
@@ -426,7 +426,7 @@
         }
     }
 
-    private String getSystemAnomalyMessage(
+    public String getSystemAnomalyMessage(
             boolean ignoreNavmodeChangeStates, boolean ignoreOnlySystemUiViews) {
         try {
             {
@@ -1284,10 +1284,8 @@
         return getRealDisplaySize().x - getWindowInsets().right - 1;
     }
 
-    void clickLauncherObject(UiObject2 object) {
-        waitForObjectEnabled(object, "clickLauncherObject");
-        expectEvent(TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_TOUCH_DOWN);
-        expectEvent(TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_TOUCH_UP);
+    void clickObject(UiObject2 object) {
+        waitForObjectEnabled(object, "clickObject");
         if (!isLauncher3() && getNavigationModel() != NavigationModel.THREE_BUTTON) {
             expectEvent(TestProtocol.SEQUENCE_TIS, LauncherInstrumentation.EVENT_TOUCH_DOWN_TIS);
             expectEvent(TestProtocol.SEQUENCE_TIS, LauncherInstrumentation.EVENT_TOUCH_UP_TIS);
@@ -1295,6 +1293,12 @@
         object.click();
     }
 
+    void clickLauncherObject(UiObject2 object) {
+        expectEvent(TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_TOUCH_DOWN);
+        expectEvent(TestProtocol.SEQUENCE_MAIN, LauncherInstrumentation.EVENT_TOUCH_UP);
+        clickObject(object);
+    }
+
     void scrollToLastVisibleRow(
             UiObject2 container,
             Collection<UiObject2> items,
diff --git a/tests/tapl/com/android/launcher3/tapl/Workspace.java b/tests/tapl/com/android/launcher3/tapl/Workspace.java
index 3f0d7fd..16987e9 100644
--- a/tests/tapl/com/android/launcher3/tapl/Workspace.java
+++ b/tests/tapl/com/android/launcher3/tapl/Workspace.java
@@ -16,10 +16,13 @@
 
 package com.android.launcher3.tapl;
 
+import static android.view.accessibility.AccessibilityEvent.TYPE_VIEW_SCROLLED;
+
 import static com.android.launcher3.testing.TestProtocol.ALL_APPS_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.NORMAL_STATE_ORDINAL;
 import static com.android.launcher3.testing.TestProtocol.SPRING_LOADED_STATE_ORDINAL;
 
+import static junit.framework.TestCase.assertNotNull;
 import static junit.framework.TestCase.assertTrue;
 
 import android.graphics.Point;
@@ -31,8 +34,11 @@
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 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.testing.TestProtocol;
 
@@ -49,6 +55,7 @@
     private static final int DEFAULT_DRAG_STEPS = 10;
     private static final String DROP_BAR_RES_ID = "drop_target_bar";
     private static final String DELETE_TARGET_TEXT_ID = "delete_target_text";
+    private static final String UNINSTALL_TARGET_TEXT_ID = "uninstall_target_text";
 
     static final Pattern EVENT_CTRL_W_DOWN = Pattern.compile(
             "Key event: KeyEvent.*?action=ACTION_DOWN.*?keyCode=KEYCODE_W"
@@ -56,7 +63,7 @@
     static final Pattern EVENT_CTRL_W_UP = Pattern.compile(
             "Key event: KeyEvent.*?action=ACTION_UP.*?keyCode=KEYCODE_W"
                     + ".*?metaState=META_CTRL_ON");
-    private static final Pattern LONG_CLICK_EVENT = Pattern.compile("onWorkspaceItemLongClick");
+    static final Pattern LONG_CLICK_EVENT = Pattern.compile("onWorkspaceItemLongClick");
 
     private final UiObject2 mHotseat;
 
@@ -81,8 +88,8 @@
             final int windowCornerRadius = (int) Math.ceil(mLauncher.getWindowCornerRadius());
             final int startY = deviceHeight - Math.max(bottomGestureMargin, windowCornerRadius) - 1;
             final int swipeHeight = mLauncher.getTestInfo(
-                    TestProtocol.REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT).
-                    getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);
+                            TestProtocol.REQUEST_HOME_TO_ALL_APPS_SWIPE_HEIGHT)
+                    .getInt(TestProtocol.TEST_INFO_RESPONSE_FIELD);
             LauncherInstrumentation.log(
                     "switchToAllApps: deviceHeight = " + deviceHeight + ", startY = " + startY
                             + ", swipeHeight = " + swipeHeight + ", slop = "
@@ -116,7 +123,7 @@
             final UiObject2 workspace = verifyActiveContainer();
             final UiObject2 icon = workspace.findObject(
                     AppIcon.getAppIconSelector(appName, mLauncher));
-            return icon != null ? new AppIcon(mLauncher, icon) : null;
+            return icon != null ? new WorkspaceAppIcon(mLauncher, icon) : null;
         }
     }
 
@@ -131,7 +138,7 @@
     public AppIcon getWorkspaceAppIcon(String appName) {
         try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
                 "want to get a workspace icon")) {
-            return new AppIcon(mLauncher,
+            return new WorkspaceAppIcon(mLauncher,
                     mLauncher.waitForObjectInContainer(
                             verifyActiveContainer(),
                             AppIcon.getAppIconSelector(appName, mLauncher)));
@@ -165,15 +172,22 @@
     }
 
     /**
-     * Drags an icon to the (currentPage + pageDelta) page if the page already exists.
-     * If the target page doesn't exist, the icon will be put onto an existing page that is the
-     * closest to the target page.
+     * Drags an icon to the (currentPage + pageDelta) page.
+     * If the target page doesn't exist yet, a new page will be created.
+     * In case the target page can't be created (e.g. existing pages are 0, 1, current: 0,
+     * pageDelta: 3, the latest page that can be created is 2) the icon will be dragged onto the
+     * page that can be created and is closest to the target page.
      *
      * @param appIcon   - icon to drag.
      * @param pageDelta - how many pages should the icon be dragged from the current page.
-     *                    It can be a negative value.
+     *                    It can be a negative value. currentPage + pageDelta should be greater
+     *                    than or equal to 0.
      */
     public void dragIcon(AppIcon appIcon, int pageDelta) {
+        if (mHotseat.getVisibleBounds().height() > mHotseat.getVisibleBounds().width()) {
+            throw new UnsupportedOperationException(
+                    "dragIcon does NOT support dragging when the hotseat is on the side.");
+        }
         try (LauncherInstrumentation.Closable e = mLauncher.eventsCheck()) {
             final UiObject2 workspace = verifyActiveContainer();
             try (LauncherInstrumentation.Closable c = mLauncher.addContextLayer(
@@ -205,7 +219,7 @@
 
     @NonNull
     public AppIcon getHotseatAppIcon(String appName) {
-        return new AppIcon(mLauncher, mLauncher.waitForObjectInContainer(
+        return new WorkspaceAppIcon(mLauncher, mLauncher.waitForObjectInContainer(
                 mHotseat, AppIcon.getAppIconSelector(appName, mLauncher)));
     }
 
@@ -215,12 +229,13 @@
     }
 
     /*
-     * Get the center point of the delete icon in the drop target bar.
+     * Get the center point of the delete/uninstall icon in the drop target bar.
      */
-    private Point getDeleteDropPoint() {
-        return mLauncher.waitForObjectInContainer(
-                mLauncher.waitForLauncherObject(DROP_BAR_RES_ID),
-                DELETE_TARGET_TEXT_ID).getVisibleCenter();
+    private static Point getDropPointFromDropTargetBar(
+            LauncherInstrumentation launcher, String targetId) {
+        return launcher.waitForObjectInContainer(
+                launcher.waitForLauncherObject(DROP_BAR_RES_ID),
+                targetId).getVisibleCenter();
     }
 
     /**
@@ -235,7 +250,7 @@
                      "removing app icon from workspace")) {
             dragIconToWorkspace(
                     mLauncher, appIcon,
-                    () -> getDeleteDropPoint(),
+                    () -> getDropPointFromDropTargetBar(mLauncher, DELETE_TARGET_TEXT_ID),
                     true, /* decelerating */
                     appIcon.getLongPressIndicator(),
                     () -> mLauncher.expectEvent(TestProtocol.SEQUENCE_MAIN, LONG_CLICK_EVENT),
@@ -249,6 +264,47 @@
     }
 
     /**
+     * Uninstall the appIcon by dragging it to the 'uninstall' drop point of the drop_target_bar.
+     *
+     * @param launcher the root TAPL instrumentation object of {@link LauncherInstrumentation} type.
+     * @param appIcon to be uninstalled.
+     * @param expectLongClickEvents the runnable to be executed to verify expected longclick event.
+     * @return validated workspace after the existing appIcon being uninstalled.
+     */
+    static Workspace uninstallAppIcon(LauncherInstrumentation launcher, AppIcon appIcon,
+            Runnable expectLongClickEvents) {
+        try (LauncherInstrumentation.Closable c = launcher.addContextLayer(
+                "uninstalling app icon")) {
+            dragIconToWorkspace(
+                    launcher, appIcon,
+                    () -> getDropPointFromDropTargetBar(launcher, UNINSTALL_TARGET_TEXT_ID),
+                    true, /* decelerating */
+                    appIcon.getLongPressIndicator(),
+                    expectLongClickEvents,
+                    null);
+
+            launcher.waitUntilLauncherObjectGone(DROP_BAR_RES_ID);
+
+            final BySelector installerAlert = By.text(Pattern.compile(
+                    "Do you want to uninstall this app\\?",
+                    Pattern.DOTALL | Pattern.MULTILINE));
+            final UiDevice device = launcher.getDevice();
+            assertTrue("uninstall alert is not shown", device.wait(
+                    Until.hasObject(installerAlert), LauncherInstrumentation.WAIT_TIME_MS));
+            final UiObject2 ok = device.findObject(By.text("OK"));
+            assertNotNull("OK button is not shown", ok);
+            launcher.clickObject(ok);
+            assertTrue("Uninstall alert is not dismissed after clicking OK", device.wait(
+                    Until.gone(installerAlert), LauncherInstrumentation.WAIT_TIME_MS));
+
+            try (LauncherInstrumentation.Closable c1 = launcher.addContextLayer(
+                    "uninstalled app by dragging to the drop bar")) {
+                return new Workspace(launcher);
+            }
+        }
+    }
+
+    /**
      * Finds folder icons in the current workspace.
      *
      * @return a list of folder icons.
@@ -338,9 +394,11 @@
             while (targetDest.x > displayX || targetDest.x < 0) {
                 int edgeX = targetDest.x > 0 ? displayX : 0;
                 Point screenEdge = new Point(edgeX, targetDest.y);
-                launcher.movePointer(dragStart, screenEdge, DEFAULT_DRAG_STEPS, isDecelerating,
-                        downTime, true, LauncherInstrumentation.GestureScope.INSIDE);
-                launcher.waitForIdle(); // Wait for the page change to happen
+                Point finalDragStart = dragStart;
+                executeAndWaitForPageScroll(launcher,
+                        () -> launcher.movePointer(finalDragStart, screenEdge, DEFAULT_DRAG_STEPS,
+                                isDecelerating, downTime, true,
+                                LauncherInstrumentation.GestureScope.INSIDE));
                 targetDest.x += displayX * (targetDest.x > 0 ? -1 : 1);
                 dragStart = screenEdge;
             }
@@ -353,6 +411,13 @@
         }
     }
 
+    private static void executeAndWaitForPageScroll(LauncherInstrumentation launcher,
+            Runnable command) {
+        launcher.executeAndWaitForEvent(command,
+                event -> event.getEventType() == TYPE_VIEW_SCROLLED,
+                () -> "Page scroll didn't happen", "Scrolling page");
+    }
+
     /**
      * Flings to get to screens on the right. Waits for scrolling and a possible overscroll
      * recoil to complete.
diff --git a/tests/tapl/com/android/launcher3/tapl/WorkspaceAppIcon.java b/tests/tapl/com/android/launcher3/tapl/WorkspaceAppIcon.java
new file mode 100644
index 0000000..5f4e469
--- /dev/null
+++ b/tests/tapl/com/android/launcher3/tapl/WorkspaceAppIcon.java
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2022 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.tapl;
+
+import androidx.test.uiautomator.UiObject2;
+
+import java.util.regex.Pattern;
+
+/**
+ * App icon in workspace.
+ */
+final class WorkspaceAppIcon extends AppIcon {
+
+    WorkspaceAppIcon(LauncherInstrumentation launcher, UiObject2 icon) {
+        super(launcher, icon);
+    }
+
+    @Override
+    protected Pattern getLongClickEvent() {
+        return Workspace.LONG_CLICK_EVENT;
+    }
+}