Merge "Don't animate the bubble that was dismissed by drag" into main
diff --git a/aconfig/launcher.aconfig b/aconfig/launcher.aconfig
index 31a9009..88804b7 100644
--- a/aconfig/launcher.aconfig
+++ b/aconfig/launcher.aconfig
@@ -23,13 +23,6 @@
 }
 
 flag {
-    name: "enable_grid_only_overview"
-    namespace: "launcher"
-    description: "Enable a grid-only overview without a focused task."
-    bug: "257950105"
-}
-
-flag {
     name: "enable_cursor_hover_states"
     namespace: "launcher"
     description: "Enables cursor hover states for certain elements."
@@ -44,13 +37,6 @@
 }
 
 flag {
-    name: "enable_overview_icon_menu"
-    namespace: "launcher"
-    description: "Enable updated overview icon and menu within task."
-    bug: "257950105"
-}
-
-flag {
     name: "enable_focus_outline"
     namespace: "launcher"
     description: "Enables focus states outline for launcher."
@@ -238,13 +224,6 @@
 }
 
 flag {
-    name: "enable_refactor_task_thumbnail"
-    namespace: "launcher"
-    description: "Enables rewritten version of TaskThumbnailViews in Overview"
-    bug: "331753115"
-}
-
-flag {
   name: "enable_handle_delayed_gesture_callbacks"
   namespace: "launcher"
   description: "Enables additional handling for delayed mid-gesture callbacks"
diff --git a/aconfig/launcher_overview.aconfig b/aconfig/launcher_overview.aconfig
new file mode 100644
index 0000000..f9327fe
--- /dev/null
+++ b/aconfig/launcher_overview.aconfig
@@ -0,0 +1,23 @@
+package: "com.android.launcher3"
+container: "system_ext"
+
+flag {
+    name: "enable_grid_only_overview"
+    namespace: "launcher_overview"
+    description: "Enable a grid-only overview without a focused task."
+    bug: "257950105"
+}
+
+flag {
+    name: "enable_overview_icon_menu"
+    namespace: "launcher_overview"
+    description: "Enable updated overview icon and menu within task."
+    bug: "257950105"
+}
+
+flag {
+    name: "enable_refactor_task_thumbnail"
+    namespace: "launcher_overview"
+    description: "Enables rewritten version of TaskThumbnailViews in Overview"
+    bug: "331753115"
+}
diff --git a/quickstep/src/com/android/launcher3/WidgetPickerActivity.java b/quickstep/src/com/android/launcher3/WidgetPickerActivity.java
index 7cdca74..7235b63 100644
--- a/quickstep/src/com/android/launcher3/WidgetPickerActivity.java
+++ b/quickstep/src/com/android/launcher3/WidgetPickerActivity.java
@@ -51,9 +51,11 @@
 import com.android.launcher3.widget.picker.WidgetsFullSheet;
 
 import java.util.ArrayList;
+import java.util.HashSet;
 import java.util.List;
 import java.util.Locale;
 import java.util.Map;
+import java.util.Set;
 import java.util.function.Function;
 import java.util.regex.Pattern;
 import java.util.stream.Collectors;
@@ -86,6 +88,12 @@
     private static final String EXTRA_UI_SURFACE = "ui_surface";
     private static final Pattern UI_SURFACE_PATTERN =
             Pattern.compile("^(widgets|widgets_hub)$");
+
+    /**
+     * User ids that should be filtered out of the widget lists created by this activity.
+     */
+    private static final String EXTRA_USER_ID_FILTER = "filtered_user_ids";
+
     private SimpleDragLayer<WidgetPickerActivity> mDragLayer;
     private WidgetsModel mModel;
     private LauncherAppState mApp;
@@ -101,6 +109,10 @@
     @NonNull
     private List<AppWidgetProviderInfo> mAddedWidgets = new ArrayList<>();
 
+    /** A set of user ids that should be filtered out from the selected widgets. */
+    @NonNull
+    Set<Integer> mFilteredUserIds = new HashSet<>();
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -145,6 +157,12 @@
         if (addedWidgets != null) {
             mAddedWidgets = addedWidgets;
         }
+        ArrayList<Integer> filteredUsers = getIntent().getIntegerArrayListExtra(
+                EXTRA_USER_ID_FILTER);
+        mFilteredUserIds.clear();
+        if (filteredUsers != null) {
+            mFilteredUserIds.addAll(filteredUsers);
+        }
     }
 
     @NonNull
@@ -289,6 +307,13 @@
             return rejectWidget(widget, "shortcut");
         }
 
+        if (mFilteredUserIds.contains(widget.user.getIdentifier())) {
+            return rejectWidget(
+                    widget,
+                    "widget user: %d is being filtered",
+                    widget.user.getIdentifier());
+        }
+
         if (mWidgetCategoryFilter > 0 && (info.widgetCategory & mWidgetCategoryFilter) == 0) {
             return rejectWidget(
                     widget,
diff --git a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
index b647a3e..0fa3fbc 100644
--- a/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/NavbarButtonsViewController.java
@@ -247,7 +247,9 @@
                 ? context.getColor(R.color.taskbar_nav_icon_light_color)
                 : context.getColor(R.color.taskbar_nav_icon_dark_color);
 
-        mTaskbarTransitions = new TaskbarTransitions(mContext, mNavButtonsView);
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions = new TaskbarTransitions(mContext, mNavButtonsView);
+        }
     }
 
     /**
@@ -359,7 +361,9 @@
                 R.bool.floating_rotation_button_position_left);
         mControllers.rotationButtonController.setRotationButton(mFloatingRotationButton,
                 mRotationButtonListener);
-        mTaskbarTransitions.init();
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.init();
+        }
 
         applyState();
         mPropertyHolders.forEach(StatePropertyHolder::endAnimation);
@@ -621,7 +625,9 @@
     }
 
     public void setWallpaperVisible(boolean isVisible) {
-        mTaskbarTransitions.setWallpaperVisibility(isVisible);
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.setWallpaperVisibility(isVisible);
+        }
     }
 
     public void onTransitionModeUpdated(int barMode, boolean checkBarModes) {
@@ -632,25 +638,32 @@
     }
 
     public void checkNavBarModes() {
-        boolean isBarHidden = (mSysuiStateFlags & SYSUI_STATE_NAV_BAR_HIDDEN) != 0;
-        mTaskbarTransitions.transitionTo(mTransitionMode, !isBarHidden);
-    }
-
-    public void finishBarAnimations() {
-        mTaskbarTransitions.finishAnimations();
-    }
-
-    public void touchAutoDim(boolean reset) {
-        mTaskbarTransitions.setAutoDim(false);
-        mHandler.removeCallbacks(mAutoDim);
-        if (reset) {
-            mHandler.postDelayed(mAutoDim, AUTODIM_TIMEOUT_MS);
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            boolean isBarHidden = (mSysuiStateFlags & SYSUI_STATE_NAV_BAR_HIDDEN) != 0;
+            mTaskbarTransitions.transitionTo(mTransitionMode, !isBarHidden);
         }
     }
 
-    public void transitionTo(@BarTransitions.TransitionMode int barMode,
-            boolean animate) {
-        mTaskbarTransitions.transitionTo(barMode, animate);
+    public void finishBarAnimations() {
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.finishAnimations();
+        }
+    }
+
+    public void touchAutoDim(boolean reset) {
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.setAutoDim(false);
+            mHandler.removeCallbacks(mAutoDim);
+            if (reset) {
+                mHandler.postDelayed(mAutoDim, AUTODIM_TIMEOUT_MS);
+            }
+        }
+    }
+
+    public void transitionTo(@BarTransitions.TransitionMode int barMode, boolean animate) {
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.transitionTo(barMode, animate);
+        }
     }
 
     /** Use to set the translationY for the all nav+contextual buttons */
@@ -752,7 +765,9 @@
 
     private void onDarkIntensityChanged() {
         updateNavButtonColor();
-        mTaskbarTransitions.onDarkIntensityChanged(mTaskbarNavButtonDarkIntensity.value);
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.onDarkIntensityChanged(mTaskbarNavButtonDarkIntensity.value);
+        }
     }
 
     protected ImageView addButton(@DrawableRes int drawableId, @TaskbarButton int buttonType,
@@ -1100,7 +1115,9 @@
                 + mOnBackgroundNavButtonColorOverrideMultiplier.value);
 
         mNavButtonsView.dumpLogs(prefix + "\t", pw);
-        mTaskbarTransitions.dumpLogs(prefix + "\t", pw);
+        if (enableTaskbarOnPhones() && mContext.isPhoneButtonNavMode()) {
+            mTaskbarTransitions.dumpLogs(prefix + "\t", pw);
+        }
     }
 
     private static String getStateString(int flags) {
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarHoverToolTipController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarHoverToolTipController.java
index 0443197..abd5fae 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarHoverToolTipController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarHoverToolTipController.java
@@ -40,6 +40,7 @@
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.R;
 import com.android.launcher3.Utilities;
+import com.android.launcher3.apppairs.AppPairIcon;
 import com.android.launcher3.compat.AccessibilityManagerCompat;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.views.ArrowTipView;
@@ -73,6 +74,8 @@
         } else if (mHoverView instanceof FolderIcon
                 && ((FolderIcon) mHoverView).mInfo.title != null) {
             mToolTipText = ((FolderIcon) mHoverView).mInfo.title.toString();
+        } else if (mHoverView instanceof AppPairIcon) {
+            mToolTipText = ((AppPairIcon) mHoverView).getTitleTextView().getText().toString();
         } else {
             mToolTipText = null;
         }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
index b294208..ee79fbf 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarManager.java
@@ -649,7 +649,7 @@
     }
 
     @VisibleForTesting
-    void addTaskbarRootViewToWindow() {
+    public void addTaskbarRootViewToWindow() {
         if (enableTaskbarNoRecreate() && !mAddedWindow && mTaskbarActivityContext != null) {
             mWindowManager.addView(mTaskbarRootLayout,
                     mTaskbarActivityContext.getWindowLayoutParams());
@@ -658,7 +658,7 @@
     }
 
     @VisibleForTesting
-    void removeTaskbarRootViewFromWindow() {
+    public void removeTaskbarRootViewFromWindow() {
         if (enableTaskbarNoRecreate() && mAddedWindow) {
             mWindowManager.removeViewImmediate(mTaskbarRootLayout);
             mAddedWindow = false;
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
index fc3b4c7..0a81f78 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarRecentAppsController.kt
@@ -149,20 +149,39 @@
             taskListChangeId =
                 recentsModel.getTasks { tasks ->
                     allRecentTasks = tasks
+                    val oldRunningPackages = runningAppPackages
+                    val oldMinimizedPackages = minimizedAppPackages
                     desktopTask = allRecentTasks.filterIsInstance<DesktopTask>().firstOrNull()
-                    onRecentsOrHotseatChanged()
-                    controllers.taskbarViewController.commitRunningAppsToUI()
+                    val runningPackagesChanged = oldRunningPackages != runningAppPackages
+                    val minimizedPackagessChanged = oldMinimizedPackages != minimizedAppPackages
+                    if (
+                        onRecentsOrHotseatChanged() ||
+                            runningPackagesChanged ||
+                            minimizedPackagessChanged
+                    ) {
+                        controllers.taskbarViewController.commitRunningAppsToUI()
+                    }
                 }
         }
     }
 
-    private fun onRecentsOrHotseatChanged() {
+    /**
+     * Updates [shownTasks] when Recents or Hotseat changes.
+     *
+     * @return Whether [shownTasks] changed.
+     */
+    private fun onRecentsOrHotseatChanged(): Boolean {
+        val oldShownTasks = shownTasks
         shownTasks =
             if (isInDesktopMode) {
                 computeShownRunningTasks()
             } else {
                 computeShownRecentTasks()
             }
+        val shownTasksChanged = oldShownTasks != shownTasks
+        if (!shownTasksChanged) {
+            return shownTasksChanged
+        }
 
         for (groupTask in shownTasks) {
             for (task in groupTask.tasks) {
@@ -174,6 +193,7 @@
                 }
             }
         }
+        return shownTasksChanged
     }
 
     private fun computeShownRunningTasks(): List<GroupTask> {
diff --git a/quickstep/src/com/android/launcher3/uioverrides/flags/DevOptionsUiHelper.kt b/quickstep/src/com/android/launcher3/uioverrides/flags/DevOptionsUiHelper.kt
index dc6365b..181cba0 100644
--- a/quickstep/src/com/android/launcher3/uioverrides/flags/DevOptionsUiHelper.kt
+++ b/quickstep/src/com/android/launcher3/uioverrides/flags/DevOptionsUiHelper.kt
@@ -79,6 +79,7 @@
 import com.android.launcher3.util.OnboardingPrefs.HOTSEAT_DISCOVERY_TIP_COUNT
 import com.android.launcher3.util.OnboardingPrefs.HOTSEAT_LONGPRESS_TIP_SEEN
 import com.android.launcher3.util.OnboardingPrefs.TASKBAR_EDU_TOOLTIP_STEP
+import com.android.launcher3.util.OnboardingPrefs.TASKBAR_SEARCH_EDU_SEEN
 import com.android.launcher3.util.PluginManagerWrapper
 import com.android.launcher3.util.StartActivityParams
 import com.android.launcher3.util.UserIconInfo
@@ -394,6 +395,7 @@
                 HOTSEAT_LONGPRESS_TIP_SEEN.sharedPrefKey
             )
             addOnboardPref("Taskbar Education", TASKBAR_EDU_TOOLTIP_STEP.sharedPrefKey)
+            addOnboardPref("Taskbar Search Education", TASKBAR_SEARCH_EDU_SEEN.sharedPrefKey)
             addOnboardPref("All Apps Visited Count", ALL_APPS_VISITED_COUNT.sharedPrefKey)
         }
     }
diff --git a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
index bdbe826..b6d83d3 100644
--- a/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
+++ b/quickstep/src/com/android/quickstep/AbsSwipeUpHandler.java
@@ -2445,16 +2445,15 @@
             finishRecentsAnimationOnTasksAppeared(null /* onFinishComplete */);
             return;
         }
-        Optional<RemoteAnimationTarget> taskTargetOptional =
-                Arrays.stream(appearedTaskTargets)
-                        .filter(mGestureState.mLastStartedTaskIdPredicate)
-                        .findFirst();
-        if (!taskTargetOptional.isPresent()) {
+        RemoteAnimationTarget[] taskTargets = Arrays.stream(appearedTaskTargets)
+                .filter(mGestureState.mLastStartedTaskIdPredicate)
+                .toArray(RemoteAnimationTarget[]::new);
+        if (taskTargets.length == 0) {
             ActiveGestureLog.INSTANCE.addLog("No appeared task matching started task id");
             finishRecentsAnimationOnTasksAppeared(null /* onFinishComplete */);
             return;
         }
-        RemoteAnimationTarget taskTarget = taskTargetOptional.get();
+        RemoteAnimationTarget taskTarget = taskTargets[0];
         TaskView taskView = mRecentsView == null
                 ? null : mRecentsView.getTaskViewByTaskId(taskTarget.taskId);
         if (taskView == null
@@ -2468,13 +2467,13 @@
             finishRecentsAnimationOnTasksAppeared(null /* onFinishComplete */);
             return;
         }
-        animateSplashScreenExit(mContainer, appearedTaskTargets, taskTarget.leash);
+        animateSplashScreenExit(mContainer, appearedTaskTargets, taskTargets);
     }
 
     private void animateSplashScreenExit(
             @NonNull T activity,
             @NonNull RemoteAnimationTarget[] appearedTaskTargets,
-            @NonNull SurfaceControl leash) {
+            @NonNull RemoteAnimationTarget[] animatingTargets) {
         ViewGroup splashView = activity.getDragLayer();
         final QuickstepLauncher quickstepLauncher = activity instanceof QuickstepLauncher
                 ? (QuickstepLauncher) activity : null;
@@ -2492,26 +2491,28 @@
         }
         surfaceApplier.scheduleApply(transaction);
 
-        SplashScreenExitAnimationUtils.startAnimations(splashView, leash,
-                mSplashMainWindowShiftLength, new TransactionPool(), new Rect(),
-                SPLASH_ANIMATION_DURATION, SPLASH_FADE_OUT_DURATION,
-                /* iconStartAlpha= */ 0, /* brandingStartAlpha= */ 0,
-                SPLASH_APP_REVEAL_DELAY, SPLASH_APP_REVEAL_DURATION,
-                new AnimatorListenerAdapter() {
-                    @Override
-                    public void onAnimationEnd(Animator animation) {
-                        // Hiding launcher which shows the app surface behind, then
-                        // finishing recents to the app. After transition finish, showing
-                        // the views on launcher again, so it can be visible when next
-                        // animation starts.
-                        splashView.setAlpha(0);
-                        if (quickstepLauncher != null) {
-                            quickstepLauncher.getDepthController()
-                                    .pauseBlursOnWindows(false);
+        for (RemoteAnimationTarget target : animatingTargets) {
+            SplashScreenExitAnimationUtils.startAnimations(splashView, target.leash,
+                    mSplashMainWindowShiftLength, new TransactionPool(), target.screenSpaceBounds,
+                    SPLASH_ANIMATION_DURATION, SPLASH_FADE_OUT_DURATION,
+                    /* iconStartAlpha= */ 0, /* brandingStartAlpha= */ 0,
+                    SPLASH_APP_REVEAL_DELAY, SPLASH_APP_REVEAL_DURATION,
+                    new AnimatorListenerAdapter() {
+                        @Override
+                        public void onAnimationEnd(Animator animation) {
+                            // Hiding launcher which shows the app surface behind, then
+                            // finishing recents to the app. After transition finish, showing
+                            // the views on launcher again, so it can be visible when next
+                            // animation starts.
+                            splashView.setAlpha(0);
+                            if (quickstepLauncher != null) {
+                                quickstepLauncher.getDepthController()
+                                        .pauseBlursOnWindows(false);
+                            }
+                            finishRecentsAnimationOnTasksAppeared(() -> splashView.setAlpha(1));
                         }
-                        finishRecentsAnimationOnTasksAppeared(() -> splashView.setAlpha(1));
-                    }
-                });
+                    });
+        }
     }
 
     private void finishRecentsAnimationOnTasksAppeared(Runnable onFinishComplete) {
diff --git a/quickstep/src/com/android/quickstep/util/DesktopTask.java b/quickstep/src/com/android/quickstep/util/DesktopTask.java
index 8d99069..307b2fa 100644
--- a/quickstep/src/com/android/quickstep/util/DesktopTask.java
+++ b/quickstep/src/com/android/quickstep/util/DesktopTask.java
@@ -22,6 +22,7 @@
 import com.android.systemui.shared.recents.model.Task;
 
 import java.util.List;
+import java.util.Objects;
 
 /**
  * A {@link Task} container that can contain N number of tasks that are part of the desktop in
@@ -68,4 +69,16 @@
         return "type=" + taskViewType + " tasks=" + tasks;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof DesktopTask that)) return false;
+        if (!super.equals(o)) return false;
+        return Objects.equals(tasks, that.tasks);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(super.hashCode(), tasks);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/util/GroupTask.java b/quickstep/src/com/android/quickstep/util/GroupTask.java
index 945ffe3..e8b611c 100644
--- a/quickstep/src/com/android/quickstep/util/GroupTask.java
+++ b/quickstep/src/com/android/quickstep/util/GroupTask.java
@@ -26,6 +26,7 @@
 import java.util.Arrays;
 import java.util.Collections;
 import java.util.List;
+import java.util.Objects;
 
 /**
  * A {@link Task} container that can contain one or two tasks, depending on if the two tasks
@@ -91,4 +92,17 @@
         return "type=" + taskViewType + " task1=" + task1 + " task2=" + task2;
     }
 
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) return true;
+        if (!(o instanceof GroupTask that)) return false;
+        return taskViewType == that.taskViewType && Objects.equals(task1,
+                that.task1) && Objects.equals(task2, that.task2)
+                && Objects.equals(mSplitBounds, that.mSplitBounds);
+    }
+
+    @Override
+    public int hashCode() {
+        return Objects.hash(task1, task2, mSplitBounds, taskViewType);
+    }
 }
diff --git a/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java b/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
index 88c3a08..48ed67b 100644
--- a/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
+++ b/quickstep/src/com/android/quickstep/util/SwipePipToHomeAnimator.java
@@ -453,8 +453,9 @@
             }
             // adjust the mSourceRectHint / mAppBounds by display cutout if applicable.
             if (mSourceRectHint != null && mDisplayCutoutInsets != null) {
-                if (mFromRotation == Surface.ROTATION_0 && mDisplayCutoutInsets.top >= 0) {
-                    // TODO: this is to special case the issues on Pixel Foldable device(s).
+                if (mFromRotation == Surface.ROTATION_0) {
+                    // TODO: this is to special case the issues on Foldable device
+                    // with display cutout.
                     mSourceRectHint.offset(mDisplayCutoutInsets.left, mDisplayCutoutInsets.top);
                 } else if (mFromRotation == Surface.ROTATION_90) {
                     mSourceRectHint.offset(mDisplayCutoutInsets.left, mDisplayCutoutInsets.top);
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsControllerTest.kt
index bfad697..9ecd935 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/allapps/TaskbarAllAppsControllerTest.kt
@@ -27,9 +27,10 @@
 import com.android.launcher3.model.data.AppInfo
 import com.android.launcher3.model.data.WorkspaceItemInfo
 import com.android.launcher3.notification.NotificationKeyData
-import com.android.launcher3.taskbar.TaskbarUnitTestRule
-import com.android.launcher3.taskbar.TaskbarUnitTestRule.InjectController
 import com.android.launcher3.taskbar.overlay.TaskbarOverlayController
+import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule
+import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule.InjectController
+import com.android.launcher3.taskbar.rules.TaskbarWindowSandboxContext
 import com.android.launcher3.util.LauncherMultivalentJUnit
 import com.android.launcher3.util.LauncherMultivalentJUnit.EmulatedDevices
 import com.android.launcher3.util.PackageUserKey
@@ -43,7 +44,11 @@
 class TaskbarAllAppsControllerTest {
 
     @get:Rule
-    val taskbarUnitTestRule = TaskbarUnitTestRule(this, getInstrumentation().targetContext)
+    val taskbarUnitTestRule =
+        TaskbarUnitTestRule(
+            this,
+            TaskbarWindowSandboxContext.create(getInstrumentation().targetContext),
+        )
     @get:Rule val animatorTestRule = AnimatorTestRule(this)
 
     @InjectController lateinit var allAppsController: TaskbarAllAppsController
@@ -65,9 +70,8 @@
     }
 
     @Test
-    @UiThreadTest
     fun testToggle_taskbarRecreated_allAppsReopened() {
-        allAppsController.toggle()
+        getInstrumentation().runOnMainSync { allAppsController.toggle() }
         taskbarUnitTestRule.recreateTaskbar()
         assertThat(allAppsController.isOpen).isTrue()
     }
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayControllerTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayControllerTest.kt
index 72bdc16..fae5562 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayControllerTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/overlay/TaskbarOverlayControllerTest.kt
@@ -26,8 +26,9 @@
 import com.android.launcher3.AbstractFloatingView.TYPE_TASKBAR_OVERLAY_PROXY
 import com.android.launcher3.AbstractFloatingView.hasOpenView
 import com.android.launcher3.taskbar.TaskbarActivityContext
-import com.android.launcher3.taskbar.TaskbarUnitTestRule
-import com.android.launcher3.taskbar.TaskbarUnitTestRule.InjectController
+import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule
+import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule.InjectController
+import com.android.launcher3.taskbar.rules.TaskbarWindowSandboxContext
 import com.android.launcher3.util.LauncherMultivalentJUnit
 import com.android.launcher3.util.LauncherMultivalentJUnit.EmulatedDevices
 import com.android.launcher3.views.BaseDragLayer
@@ -42,7 +43,11 @@
 class TaskbarOverlayControllerTest {
 
     @get:Rule
-    val taskbarUnitTestRule = TaskbarUnitTestRule(this, getInstrumentation().targetContext)
+    val taskbarUnitTestRule =
+        TaskbarUnitTestRule(
+            this,
+            TaskbarWindowSandboxContext.create(getInstrumentation().targetContext),
+        )
     @InjectController lateinit var overlayController: TaskbarOverlayController
 
     private val taskbarContext: TaskbarActivityContext
@@ -150,9 +155,10 @@
     }
 
     @Test
-    @UiThreadTest
     fun testRecreateTaskbar_closesWindow() {
-        TestOverlayView.show(overlayController.requestWindow())
+        getInstrumentation().runOnMainSync {
+            TestOverlayView.show(overlayController.requestWindow())
+        }
         taskbarUnitTestRule.recreateTaskbar()
         assertThat(hasOpenView(taskbarContext, TYPE_TASKBAR_OVERLAY_PROXY)).isFalse()
     }
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRule.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRule.kt
similarity index 89%
rename from quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRule.kt
rename to quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRule.kt
index 3b53cdc..6638736 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRule.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRule.kt
@@ -14,13 +14,12 @@
  * limitations under the License.
  */
 
-package com.android.launcher3.taskbar
+package com.android.launcher3.taskbar.rules
 
-import com.android.launcher3.taskbar.TaskbarModeRule.Mode
-import com.android.launcher3.taskbar.TaskbarModeRule.TaskbarMode
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.TaskbarMode
 import com.android.launcher3.util.DisplayController
 import com.android.launcher3.util.MainThreadInitializedObject
-import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext
 import com.android.launcher3.util.NavigationMode
 import org.junit.rules.TestRule
 import org.junit.runner.Description
@@ -40,7 +39,7 @@
  * Make sure this rule precedes any rules that depend on [DisplayController], or else the instance
  * might be inconsistent across the test lifecycle.
  */
-class TaskbarModeRule(private val context: SandboxContext) : TestRule {
+class TaskbarModeRule(private val context: TaskbarWindowSandboxContext) : TestRule {
     /** The selected Taskbar mode. */
     enum class Mode {
         TRANSIENT,
@@ -60,7 +59,7 @@
             override fun evaluate() {
                 val mode = taskbarMode.mode
 
-                context.putObject(
+                context.applicationContext.putObject(
                     DisplayController.INSTANCE,
                     object : DisplayController(context) {
                         override fun getInfo(): Info {
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRuleTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRuleTest.kt
similarity index 87%
rename from quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRuleTest.kt
rename to quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRuleTest.kt
index 7dfbb9a..f75e542 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarModeRuleTest.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarModeRuleTest.kt
@@ -14,17 +14,16 @@
  * limitations under the License.
  */
 
-package com.android.launcher3.taskbar
+package com.android.launcher3.taskbar.rules
 
 import androidx.test.platform.app.InstrumentationRegistry.getInstrumentation
 import com.android.launcher3.InvariantDeviceProfile
-import com.android.launcher3.taskbar.TaskbarModeRule.Mode.PINNED
-import com.android.launcher3.taskbar.TaskbarModeRule.Mode.THREE_BUTTONS
-import com.android.launcher3.taskbar.TaskbarModeRule.Mode.TRANSIENT
-import com.android.launcher3.taskbar.TaskbarModeRule.TaskbarMode
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.PINNED
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.THREE_BUTTONS
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.Mode.TRANSIENT
+import com.android.launcher3.taskbar.rules.TaskbarModeRule.TaskbarMode
 import com.android.launcher3.util.DisplayController
 import com.android.launcher3.util.LauncherMultivalentJUnit
-import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext
 import com.android.launcher3.util.NavigationMode
 import com.google.common.truth.Truth.assertThat
 import org.junit.Rule
@@ -34,7 +33,7 @@
 @RunWith(LauncherMultivalentJUnit::class)
 class TaskbarModeRuleTest {
 
-    private val context = SandboxContext(getInstrumentation().targetContext)
+    private val context = TaskbarWindowSandboxContext.create(getInstrumentation().targetContext)
 
     @get:Rule val taskbarModeRule = TaskbarModeRule(context)
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarUnitTestRule.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRule.kt
similarity index 94%
rename from quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarUnitTestRule.kt
rename to quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRule.kt
index bbf738e..12f946e 100644
--- a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/TaskbarUnitTestRule.kt
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRule.kt
@@ -14,16 +14,17 @@
  * limitations under the License.
  */
 
-package com.android.launcher3.taskbar
+package com.android.launcher3.taskbar.rules
 
 import android.app.Instrumentation
 import android.app.PendingIntent
-import android.content.Context
 import android.content.IIntentSender
 import android.content.Intent
 import androidx.test.platform.app.InstrumentationRegistry
 import androidx.test.rule.ServiceTestRule
 import com.android.launcher3.LauncherAppState
+import com.android.launcher3.taskbar.TaskbarActivityContext
+import com.android.launcher3.taskbar.TaskbarManager
 import com.android.launcher3.taskbar.TaskbarNavButtonController.TaskbarNavButtonCallbacks
 import com.android.launcher3.util.Executors.UI_HELPER_EXECUTOR
 import com.android.launcher3.util.LauncherMultivalentJUnit.Companion.isRunningInRobolectric
@@ -62,7 +63,11 @@
  * }
  * ```
  */
-class TaskbarUnitTestRule(private val testInstance: Any, private val context: Context) : TestRule {
+class TaskbarUnitTestRule(
+    private val testInstance: Any,
+    private val context: TaskbarWindowSandboxContext,
+) : TestRule {
+
     private val instrumentation = InstrumentationRegistry.getInstrumentation()
     private val serviceTestRule = ServiceTestRule()
 
@@ -133,7 +138,7 @@
 
     /** Simulates Taskbar recreation lifecycle. */
     fun recreateTaskbar() {
-        taskbarManager.recreateTaskbar()
+        instrumentation.runOnMainSync { taskbarManager.recreateTaskbar() }
         injectControllers()
     }
 
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRuleTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRuleTest.kt
new file mode 100644
index 0000000..8262e0f
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarUnitTestRuleTest.kt
@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2024 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.taskbar.rules
+
+import androidx.test.platform.app.InstrumentationRegistry.getInstrumentation
+import com.android.launcher3.taskbar.TaskbarActivityContext
+import com.android.launcher3.taskbar.TaskbarKeyguardController
+import com.android.launcher3.taskbar.TaskbarManager
+import com.android.launcher3.taskbar.TaskbarStashController
+import com.android.launcher3.taskbar.rules.TaskbarUnitTestRule.InjectController
+import com.android.launcher3.util.LauncherMultivalentJUnit
+import com.android.launcher3.util.LauncherMultivalentJUnit.EmulatedDevices
+import com.google.common.truth.Truth.assertThat
+import org.junit.Assert.assertThrows
+import org.junit.Test
+import org.junit.runner.Description
+import org.junit.runner.RunWith
+import org.junit.runners.model.Statement
+
+@RunWith(LauncherMultivalentJUnit::class)
+@EmulatedDevices(["pixelFoldable2023"])
+class TaskbarUnitTestRuleTest {
+
+    private val context = TaskbarWindowSandboxContext.create(getInstrumentation().targetContext)
+
+    @Test
+    fun testSetup_taskbarInitialized() {
+        onSetup { assertThat(activityContext).isInstanceOf(TaskbarActivityContext::class.java) }
+    }
+
+    @Test
+    fun testRecreateTaskbar_activityContextChanged() {
+        onSetup {
+            val context1 = activityContext
+            recreateTaskbar()
+            val context2 = activityContext
+            assertThat(context1).isNotSameInstanceAs(context2)
+        }
+    }
+
+    @Test
+    fun testTeardown_taskbarDestroyed() {
+        val testRule = TaskbarUnitTestRule(this, context)
+        testRule.apply(EMPTY_STATEMENT, DESCRIPTION).evaluate()
+        assertThrows(RuntimeException::class.java) { testRule.activityContext }
+    }
+
+    @Test
+    fun testInjectController_validControllerType_isInjected() {
+        val testClass =
+            object {
+                @InjectController lateinit var controller: TaskbarStashController
+                val isInjected: Boolean
+                    get() = ::controller.isInitialized
+            }
+
+        TaskbarUnitTestRule(testClass, context).apply(EMPTY_STATEMENT, DESCRIPTION).evaluate()
+
+        onSetup(TaskbarUnitTestRule(testClass, context)) {
+            assertThat(testClass.isInjected).isTrue()
+        }
+    }
+
+    @Test
+    fun testInjectController_multipleControllers_areInjected() {
+        val testClass =
+            object {
+                @InjectController lateinit var controller1: TaskbarStashController
+                @InjectController lateinit var controller2: TaskbarKeyguardController
+                val areInjected: Boolean
+                    get() = ::controller1.isInitialized && ::controller2.isInitialized
+            }
+
+        onSetup(TaskbarUnitTestRule(testClass, context)) {
+            assertThat(testClass.areInjected).isTrue()
+        }
+    }
+
+    @Test
+    fun testInjectController_invalidControllerType_exceptionThrown() {
+        val testClass =
+            object {
+                @InjectController lateinit var manager: TaskbarManager // Not a controller.
+            }
+
+        // We cannot use #assertThrows because we also catch an assumption violated exception when
+        // running #evaluate on devices that do not support Taskbar.
+        val result =
+            try {
+                TaskbarUnitTestRule(testClass, context)
+                    .apply(EMPTY_STATEMENT, DESCRIPTION)
+                    .evaluate()
+            } catch (e: NoSuchElementException) {
+                e
+            }
+        assertThat(result).isInstanceOf(NoSuchElementException::class.java)
+    }
+
+    @Test
+    fun testInjectController_recreateTaskbar_controllerChanged() {
+        val testClass =
+            object {
+                @InjectController lateinit var controller: TaskbarStashController
+            }
+
+        onSetup(TaskbarUnitTestRule(testClass, context)) {
+            val controller1 = testClass.controller
+            recreateTaskbar()
+            val controller2 = testClass.controller
+            assertThat(controller1).isNotSameInstanceAs(controller2)
+        }
+    }
+
+    /** Executes [runTest] after the [testRule] setup phase completes. */
+    private fun onSetup(
+        testRule: TaskbarUnitTestRule = TaskbarUnitTestRule(this, context),
+        runTest: TaskbarUnitTestRule.() -> Unit,
+    ) {
+        testRule
+            .apply(
+                object : Statement() {
+                    override fun evaluate() = runTest(testRule)
+                },
+                DESCRIPTION,
+            )
+            .evaluate()
+    }
+
+    private companion object {
+        private val EMPTY_STATEMENT =
+            object : Statement() {
+                override fun evaluate() = Unit
+            }
+        private val DESCRIPTION =
+            Description.createSuiteDescription(TaskbarUnitTestRuleTest::class.java)
+    }
+}
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt
new file mode 100644
index 0000000..321e7a9
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContext.kt
@@ -0,0 +1,61 @@
+/*
+ * Copyright (C) 2024 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.taskbar.rules
+
+import android.content.Context
+import android.content.ContextWrapper
+import android.os.Bundle
+import android.view.Display
+import com.android.launcher3.util.MainThreadInitializedObject
+import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext
+
+/**
+ * Sandbox wrapper where [createWindowContext] provides contexts that are still sandboxed within
+ * [application].
+ *
+ * Taskbar can create window contexts, which need to operate under the same sandbox application, but
+ * [Context.getApplicationContext] by default returns the actual application. For this reason,
+ * [SandboxContext] overrides [getApplicationContext] to return itself, which prevents leaving the
+ * sandbox. [SandboxContext] and the real application have different sets of
+ * [MainThreadInitializedObject] instances, so overriding the application prevents the latter set
+ * from leaking into the sandbox. Similarly, this implementation overrides [getApplicationContext]
+ * to return the original sandboxed [application], and it wraps created windowed contexts to
+ * propagate this [application].
+ */
+class TaskbarWindowSandboxContext
+private constructor(private val application: SandboxContext, base: Context) : ContextWrapper(base) {
+
+    override fun createWindowContext(type: Int, options: Bundle?): Context {
+        return TaskbarWindowSandboxContext(application, super.createWindowContext(type, options))
+    }
+
+    override fun createWindowContext(display: Display, type: Int, options: Bundle?): Context {
+        return TaskbarWindowSandboxContext(
+            application,
+            super.createWindowContext(display, type, options),
+        )
+    }
+
+    override fun getApplicationContext() = application
+
+    companion object {
+        /** Creates a [TaskbarWindowSandboxContext] to sandbox [base] for Taskbar tests. */
+        fun create(base: Context): TaskbarWindowSandboxContext {
+            return SandboxContext(base).let { TaskbarWindowSandboxContext(it, it) }
+        }
+    }
+}
diff --git a/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContextTest.kt b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContextTest.kt
new file mode 100644
index 0000000..ad4b4de
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/launcher3/taskbar/rules/TaskbarWindowSandboxContextTest.kt
@@ -0,0 +1,44 @@
+/*
+ * Copyright (C) 2024 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.taskbar.rules
+
+import android.view.WindowManager.LayoutParams.TYPE_APPLICATION_OVERLAY
+import androidx.test.platform.app.InstrumentationRegistry.getInstrumentation
+import com.android.launcher3.util.LauncherMultivalentJUnit
+import com.android.launcher3.util.MainThreadInitializedObject.SandboxContext
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(LauncherMultivalentJUnit::class)
+class TaskbarWindowSandboxContextTest {
+
+    private val context = TaskbarWindowSandboxContext.create(getInstrumentation().targetContext)
+
+    @Test
+    fun testCreateWindowContext_applicationContextSandboxed() {
+        val windowContext = context.createWindowContext(TYPE_APPLICATION_OVERLAY, null)
+        assertThat(windowContext.applicationContext).isInstanceOf(SandboxContext::class.java)
+    }
+
+    @Test
+    fun testCreateWindowContext_nested_applicationContextSandboxed() {
+        val windowContext = context.createWindowContext(TYPE_APPLICATION_OVERLAY, null)
+        val nestedContext = windowContext.createWindowContext(TYPE_APPLICATION_OVERLAY, null)
+        assertThat(nestedContext.applicationContext).isInstanceOf(SandboxContext::class.java)
+    }
+}
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt
new file mode 100644
index 0000000..7aed579
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/DesktopTaskTest.kt
@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2024 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.quickstep.util
+
+import android.content.ComponentName
+import android.content.Intent
+import com.android.launcher3.util.LauncherMultivalentJUnit
+import com.android.systemui.shared.recents.model.Task
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(LauncherMultivalentJUnit::class)
+class DesktopTaskTest {
+
+    @Test
+    fun testDesktopTask_sameInstance_isEqual() {
+        val task = DesktopTask(createTasks(1))
+        assertThat(task).isEqualTo(task)
+    }
+
+    @Test
+    fun testDesktopTask_identicalConstructor_isEqual() {
+        val task1 = DesktopTask(createTasks(1))
+        val task2 = DesktopTask(createTasks(1))
+        assertThat(task1).isEqualTo(task2)
+    }
+
+    @Test
+    fun testDesktopTask_copy_isEqual() {
+        val task1 = DesktopTask(createTasks(1))
+        val task2 = task1.copy()
+        assertThat(task1).isEqualTo(task2)
+    }
+
+    @Test
+    fun testDesktopTask_differentId_isNotEqual() {
+        val task1 = DesktopTask(createTasks(1))
+        val task2 = DesktopTask(createTasks(2))
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    @Test
+    fun testDesktopTask_differentLength_isNotEqual() {
+        val task1 = DesktopTask(createTasks(1))
+        val task2 = DesktopTask(createTasks(1, 2))
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    private fun createTasks(vararg ids: Int): List<Task> {
+        return ids.map { Task(Task.TaskKey(it, 0, Intent(), ComponentName("", ""), 0, 0)) }
+    }
+}
diff --git a/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt
new file mode 100644
index 0000000..a6d3887
--- /dev/null
+++ b/quickstep/tests/multivalentTests/src/com/android/quickstep/util/GroupTaskTest.kt
@@ -0,0 +1,109 @@
+/*
+ * Copyright (C) 2024 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.quickstep.util
+
+import android.content.ComponentName
+import android.content.Intent
+import android.graphics.Rect
+import com.android.launcher3.util.LauncherMultivalentJUnit
+import com.android.launcher3.util.SplitConfigurationOptions
+import com.android.quickstep.views.TaskView
+import com.android.systemui.shared.recents.model.Task
+import com.android.wm.shell.common.split.SplitScreenConstants
+import com.google.common.truth.Truth.assertThat
+import org.junit.Test
+import org.junit.runner.RunWith
+
+@RunWith(LauncherMultivalentJUnit::class)
+class GroupTaskTest {
+
+    @Test
+    fun testGroupTask_sameInstance_isEqual() {
+        val task = GroupTask(createTask(1))
+        assertThat(task).isEqualTo(task)
+    }
+
+    @Test
+    fun testGroupTask_identicalConstructor_isEqual() {
+        val task1 = GroupTask(createTask(1))
+        val task2 = GroupTask(createTask(1))
+        assertThat(task1).isEqualTo(task2)
+    }
+
+    @Test
+    fun testGroupTask_copy_isEqual() {
+        val task1 = GroupTask(createTask(1))
+        val task2 = task1.copy()
+        assertThat(task1).isEqualTo(task2)
+    }
+
+    @Test
+    fun testGroupTask_differentId_isNotEqual() {
+        val task1 = GroupTask(createTask(1))
+        val task2 = GroupTask(createTask(2))
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    @Test
+    fun testGroupTask_equalSplitTasks_isEqual() {
+        val splitBounds =
+            SplitConfigurationOptions.SplitBounds(
+                Rect(),
+                Rect(),
+                1,
+                2,
+                SplitScreenConstants.SNAP_TO_50_50
+            )
+        val task1 = GroupTask(createTask(1), createTask(2), splitBounds, TaskView.Type.GROUPED)
+        val task2 = GroupTask(createTask(1), createTask(2), splitBounds, TaskView.Type.GROUPED)
+        assertThat(task1).isEqualTo(task2)
+    }
+
+    @Test
+    fun testGroupTask_differentSplitTasks_isNotEqual() {
+        val splitBounds1 =
+            SplitConfigurationOptions.SplitBounds(
+                Rect(),
+                Rect(),
+                1,
+                2,
+                SplitScreenConstants.SNAP_TO_50_50
+            )
+        val splitBounds2 =
+            SplitConfigurationOptions.SplitBounds(
+                Rect(),
+                Rect(),
+                1,
+                2,
+                SplitScreenConstants.SNAP_TO_30_70
+            )
+        val task1 = GroupTask(createTask(1), createTask(2), splitBounds1, TaskView.Type.GROUPED)
+        val task2 = GroupTask(createTask(1), createTask(2), splitBounds2, TaskView.Type.GROUPED)
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    @Test
+    fun testGroupTask_differentType_isNotEqual() {
+        val task1 = GroupTask(createTask(1), null, null, TaskView.Type.SINGLE)
+        val task2 = GroupTask(createTask(1), null, null, TaskView.Type.DESKTOP)
+        assertThat(task1).isNotEqualTo(task2)
+    }
+
+    private fun createTask(id: Int): Task {
+        return Task(Task.TaskKey(id, 0, Intent(), ComponentName("", ""), 0, 0))
+    }
+}
diff --git a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarHoverToolTipControllerTest.java b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarHoverToolTipControllerTest.java
index 9ed3906..3232bdb 100644
--- a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarHoverToolTipControllerTest.java
+++ b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarHoverToolTipControllerTest.java
@@ -39,6 +39,7 @@
 import androidx.test.filters.SmallTest;
 
 import com.android.launcher3.BubbleTextView;
+import com.android.launcher3.apppairs.AppPairIcon;
 import com.android.launcher3.folder.Folder;
 import com.android.launcher3.folder.FolderIcon;
 import com.android.launcher3.model.data.FolderInfo;
@@ -66,6 +67,7 @@
     @Mock private MotionEvent mMotionEvent;
     @Mock private BubbleTextView mHoverBubbleTextView;
     @Mock private FolderIcon mHoverFolderIcon;
+    @Mock private AppPairIcon mAppPairIcon;
     @Mock private Display mDisplay;
     @Mock private TaskbarDragLayer mTaskbarDragLayer;
     private Folder mSpyFolderView;
@@ -213,6 +215,34 @@
         assertThat(hoverHandled).isFalse();
     }
 
+    @Test
+    public void onHover_hoverEnterAppPair_revealToolTip() {
+        when(mMotionEvent.getAction()).thenReturn(MotionEvent.ACTION_HOVER_ENTER);
+        when(mMotionEvent.getActionMasked()).thenReturn(MotionEvent.ACTION_HOVER_ENTER);
+
+        boolean hoverHandled =
+                mTaskbarHoverToolTipController.onHover(mAppPairIcon, mMotionEvent);
+        waitForIdleSync();
+
+        assertThat(hoverHandled).isTrue();
+        verify(taskbarActivityContext).setAutohideSuspendFlag(FLAG_AUTOHIDE_SUSPEND_HOVERING_ICONS,
+                true);
+    }
+
+    @Test
+    public void onHover_hoverExitAppPair_closeToolTip() {
+        when(mMotionEvent.getAction()).thenReturn(MotionEvent.ACTION_HOVER_EXIT);
+        when(mMotionEvent.getActionMasked()).thenReturn(MotionEvent.ACTION_HOVER_EXIT);
+
+        boolean hoverHandled =
+                mTaskbarHoverToolTipController.onHover(mAppPairIcon, mMotionEvent);
+        waitForIdleSync();
+
+        assertThat(hoverHandled).isTrue();
+        verify(taskbarActivityContext).setAutohideSuspendFlag(FLAG_AUTOHIDE_SUSPEND_HOVERING_ICONS,
+                false);
+    }
+
     private void waitForIdleSync() {
         mTestableLooper.processAllMessages();
     }
diff --git a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
index 486dc68..13c4f72 100644
--- a/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
+++ b/quickstep/tests/src/com/android/launcher3/taskbar/TaskbarRecentAppsControllerTest.kt
@@ -44,6 +44,7 @@
 import org.mockito.junit.MockitoJUnit
 import org.mockito.kotlin.any
 import org.mockito.kotlin.doAnswer
+import org.mockito.kotlin.times
 import org.mockito.kotlin.verify
 import org.mockito.kotlin.whenever
 
@@ -56,7 +57,6 @@
     @Mock private lateinit var mockRecentsModel: RecentsModel
     @Mock private lateinit var mockDesktopVisibilityController: DesktopVisibilityController
 
-    private var nextTaskId: Int = 500
     private var taskListChangeId: Int = 1
 
     private lateinit var recentAppsController: TaskbarRecentAppsController
@@ -478,6 +478,82 @@
         assertThat(shownPackages).containsExactlyElementsIn(expectedPackages)
     }
 
+    @Test
+    fun onRecentTasksChanged_notInDesktopMode_noActualChangeToRecents_commitRunningAppsToUI_notCalled() {
+        setInDesktopMode(false)
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = emptyList(),
+            recentTaskPackages = listOf(RECENT_PACKAGE_1, RECENT_PACKAGE_2)
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+        // Call onRecentTasksChanged() again with the same tasks, verify it's a no-op.
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = emptyList(),
+            recentTaskPackages = listOf(RECENT_PACKAGE_1, RECENT_PACKAGE_2)
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+    }
+
+    @Test
+    fun onRecentTasksChanged_inDesktopMode_noActualChangeToRunning_commitRunningAppsToUI_notCalled() {
+        setInDesktopMode(true)
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = listOf(RUNNING_APP_PACKAGE_1, RUNNING_APP_PACKAGE_2),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+        // Call onRecentTasksChanged() again with the same tasks, verify it's a no-op.
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = listOf(RUNNING_APP_PACKAGE_1, RUNNING_APP_PACKAGE_2),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+    }
+
+    @Test
+    fun onRecentTasksChanged_onlyMinimizedChanges_commitRunningAppsToUI_isCalled() {
+        setInDesktopMode(true)
+        val runningTasks = listOf(RUNNING_APP_PACKAGE_1, RUNNING_APP_PACKAGE_2)
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = runningTasks,
+            minimizedTaskIndices = setOf(0),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+        // Call onRecentTasksChanged() again with a new minimized app, verify we update UI.
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = emptyList(),
+            runningTaskPackages = runningTasks,
+            minimizedTaskIndices = setOf(0, 1),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(2)).commitRunningAppsToUI()
+    }
+
+    @Test
+    fun onRecentTasksChanged_hotseatAppStartsRunning_commitRunningAppsToUI_isCalled() {
+        setInDesktopMode(true)
+        val hotseatPackages = listOf(HOTSEAT_PACKAGE_1, HOTSEAT_PACKAGE_2)
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = hotseatPackages,
+            runningTaskPackages = listOf(RUNNING_APP_PACKAGE_1),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(1)).commitRunningAppsToUI()
+        // Call onRecentTasksChanged() again with a new running app, verify we update UI.
+        prepareHotseatAndRunningAndRecentApps(
+            hotseatPackages = hotseatPackages,
+            runningTaskPackages = listOf(RUNNING_APP_PACKAGE_1, HOTSEAT_PACKAGE_1),
+            recentTaskPackages = emptyList()
+        )
+        verify(taskbarViewController, times(2)).commitRunningAppsToUI()
+    }
+
     private fun prepareHotseatAndRunningAndRecentApps(
         hotseatPackages: List<String>,
         runningTaskPackages: List<String>,
@@ -556,9 +632,11 @@
     }
 
     private fun createTask(packageName: String, isVisible: Boolean = true): Task {
+        // Use the number at the end of the test packageName as the id.
+        val id = packageName[packageName.length - 1].code
         return Task(
                 Task.TaskKey(
-                    nextTaskId++,
+                    id,
                     WINDOWING_MODE_FREEFORM,
                     Intent().apply { `package` = packageName },
                     ComponentName(packageName, "TestActivity"),
diff --git a/src/com/android/launcher3/folder/Folder.java b/src/com/android/launcher3/folder/Folder.java
index dcc55e6..d3c1a02 100644
--- a/src/com/android/launcher3/folder/Folder.java
+++ b/src/com/android/launcher3/folder/Folder.java
@@ -65,6 +65,7 @@
 
 import androidx.annotation.IntDef;
 import androidx.annotation.Nullable;
+import androidx.annotation.VisibleForTesting;
 import androidx.core.content.res.ResourcesCompat;
 
 import com.android.launcher3.AbstractFloatingView;
@@ -1693,6 +1694,11 @@
         return windowBottomPx - folderBottomPx;
     }
 
+    @VisibleForTesting
+    public boolean getDeleteFolderOnDropCompleted() {
+        return mDeleteFolderOnDropCompleted;
+    }
+
     /**
      * Save this listener for the special case of when we update the state and concurrently
      * add another listener to {@link #mOnFolderStateChangedListeners} to avoid a
diff --git a/src/com/android/launcher3/widget/WidgetCell.java b/src/com/android/launcher3/widget/WidgetCell.java
index 35372d3..b7ad95e 100644
--- a/src/com/android/launcher3/widget/WidgetCell.java
+++ b/src/com/android/launcher3/widget/WidgetCell.java
@@ -40,7 +40,6 @@
 import android.view.View;
 import android.view.ViewGroup;
 import android.view.ViewPropertyAnimator;
-import android.view.accessibility.AccessibilityNodeInfo;
 import android.widget.Button;
 import android.widget.FrameLayout;
 import android.widget.LinearLayout;
@@ -500,12 +499,6 @@
     }
 
     @Override
-    public void onInitializeAccessibilityNodeInfo(AccessibilityNodeInfo info) {
-        super.onInitializeAccessibilityNodeInfo(info);
-        info.removeAction(AccessibilityNodeInfo.AccessibilityAction.ACTION_CLICK);
-    }
-
-    @Override
     protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
         ViewGroup.LayoutParams containerLp = mWidgetImageContainer.getLayoutParams();
         int maxWidth = MeasureSpec.getSize(widthMeasureSpec);
diff --git a/tests/src/com/android/launcher3/folder/FolderTest.kt b/tests/src/com/android/launcher3/folder/FolderTest.kt
new file mode 100644
index 0000000..e1daa74
--- /dev/null
+++ b/tests/src/com/android/launcher3/folder/FolderTest.kt
@@ -0,0 +1,86 @@
+/*
+ * Copyright (C) 2024 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.folder
+
+import android.content.Context
+import android.graphics.Point
+import android.view.View
+import androidx.test.core.app.ApplicationProvider
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.launcher3.DropTarget.DragObject
+import com.android.launcher3.LauncherAppState
+import com.android.launcher3.celllayout.board.FolderPoint
+import com.android.launcher3.celllayout.board.TestWorkspaceBuilder
+import com.android.launcher3.util.ActivityContextWrapper
+import com.android.launcher3.util.ModelTestExtensions.clearModelDb
+import junit.framework.TestCase.assertEquals
+import org.junit.After
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.Mockito
+import org.mockito.Mockito.times
+import org.mockito.Mockito.verify
+
+/** Tests for [Folder] */
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class FolderTest {
+
+    private val context: Context =
+        ActivityContextWrapper(ApplicationProvider.getApplicationContext())
+    private val workspaceBuilder = TestWorkspaceBuilder(context)
+    private val folder: Folder = Mockito.spy(Folder(context, null))
+
+    @After
+    fun tearDown() {
+        LauncherAppState.getInstance(context).model.clearModelDb()
+    }
+
+    @Test
+    fun `Undo a folder with 1 icon when onDropCompleted is called`() {
+        val folderInfo =
+            workspaceBuilder.createFolderInCell(FolderPoint(Point(1, 0), TWO_ICON_FOLDER_TYPE), 0)
+        folder.mInfo = folderInfo
+        folder.mInfo.getContents().removeAt(0)
+        folder.mContent = Mockito.mock(FolderPagedView::class.java)
+        val dragLayout = Mockito.mock(View::class.java)
+        val dragObject = Mockito.mock(DragObject::class.java)
+        assertEquals(folder.deleteFolderOnDropCompleted, false)
+        folder.onDropCompleted(dragLayout, dragObject, true)
+        verify(folder, times(1)).replaceFolderWithFinalItem()
+        assertEquals(folder.deleteFolderOnDropCompleted, false)
+    }
+
+    @Test
+    fun `Do not undo a folder with 2 icons when onDropCompleted is called`() {
+        val folderInfo =
+            workspaceBuilder.createFolderInCell(FolderPoint(Point(1, 0), TWO_ICON_FOLDER_TYPE), 0)
+        folder.mInfo = folderInfo
+        folder.mContent = Mockito.mock(FolderPagedView::class.java)
+        val dragLayout = Mockito.mock(View::class.java)
+        val dragObject = Mockito.mock(DragObject::class.java)
+        assertEquals(folder.deleteFolderOnDropCompleted, false)
+        folder.onDropCompleted(dragLayout, dragObject, true)
+        verify(folder, times(0)).replaceFolderWithFinalItem()
+        assertEquals(folder.deleteFolderOnDropCompleted, false)
+    }
+
+    companion object {
+        const val TWO_ICON_FOLDER_TYPE = 'A'
+    }
+}
diff --git a/tests/src/com/android/launcher3/ui/widget/TaplBindWidgetTest.java b/tests/src/com/android/launcher3/ui/widget/TaplBindWidgetTest.java
index 28d1faa..d40d3bc 100644
--- a/tests/src/com/android/launcher3/ui/widget/TaplBindWidgetTest.java
+++ b/tests/src/com/android/launcher3/ui/widget/TaplBindWidgetTest.java
@@ -23,8 +23,6 @@
 import static com.android.launcher3.provider.LauncherDbUtils.itemIdMatch;
 import static com.android.launcher3.util.Executors.MODEL_EXECUTOR;
 import static com.android.launcher3.util.WidgetUtils.createWidgetInfo;
-import static com.android.launcher3.util.rule.TestStabilityRule.LOCAL;
-import static com.android.launcher3.util.rule.TestStabilityRule.PLATFORM_POSTSUBMIT;
 
 import static org.junit.Assert.assertEquals;
 import static org.junit.Assert.assertNotNull;
@@ -56,7 +54,6 @@
 import com.android.launcher3.ui.AbstractLauncherUiTest;
 import com.android.launcher3.ui.TestViewHelpers;
 import com.android.launcher3.util.rule.ShellCommandRule;
-import com.android.launcher3.util.rule.TestStabilityRule;
 import com.android.launcher3.widget.LauncherAppWidgetProviderInfo;
 import com.android.launcher3.widget.WidgetManagerHelper;
 
@@ -143,7 +140,6 @@
     }
 
     @Test
-    @TestStabilityRule.Stability(flavors = LOCAL | PLATFORM_POSTSUBMIT) // b/310242894
     public void testPendingWidget_withConfigScreen() {
         // A non-restored widget with config screen get bound and shows a 'Click to setup' UI.
         // Do not bind the widget
@@ -193,7 +189,6 @@
     }
 
     @Test
-    @TestStabilityRule.Stability(flavors = LOCAL | PLATFORM_POSTSUBMIT) // b/310242894
     public void testPendingWidget_notRestored_brokenInstall() {
         // A widget which is was being installed once, even if its not being
         // installed at the moment is not removed.
diff --git a/tests/src/com/android/launcher3/ui/workspace/TaplTwoPanelWorkspaceTest.java b/tests/src/com/android/launcher3/ui/workspace/TaplTwoPanelWorkspaceTest.java
index ae24a57..bc26c00 100644
--- a/tests/src/com/android/launcher3/ui/workspace/TaplTwoPanelWorkspaceTest.java
+++ b/tests/src/com/android/launcher3/ui/workspace/TaplTwoPanelWorkspaceTest.java
@@ -352,8 +352,11 @@
     }
 
     private void assertPagesExist(Launcher launcher, int... pageIds) {
+        waitForLauncherCondition("Existing page count does NOT match. "
+                + "Expected: " + pageIds.length
+                + ". Actual: " + launcher.getWorkspace().getPageCount(),
+                l -> pageIds.length == l.getWorkspace().getPageCount());
         int pageCount = launcher.getWorkspace().getPageCount();
-        assertEquals("Existing page count does NOT match.", pageIds.length, pageCount);
         for (int i = 0; i < pageCount; i++) {
             CellLayout page = (CellLayout) launcher.getWorkspace().getPageAt(i);
             int pageId = launcher.getWorkspace().getCellLayoutId(page);