Allow recent apps to be launched with split screen pair from MediaProjectionAppSelector

Updating the logic so that when selecting a recent app to partial screenshare, if it is currently part of a split screen pair, the pair will be launched together

Bug: 320449039
Flag: ACONFIG com.android.systemui.pss_app_selector_recents_split_screeen DISABLED
Test: Manual testing
Test: atest ShellRecentTaskListProviderTest
Test: atest MediaProjectionAppSelectorControllerTest
Test: atest MediaProjectionRecentsViewControllerTest
Change-Id: Iff49ff89ea2367187f8ba34bad6730a1bb6f3738
diff --git a/packages/SystemUI/aconfig/systemui.aconfig b/packages/SystemUI/aconfig/systemui.aconfig
index 6810aac9..2ad9854 100644
--- a/packages/SystemUI/aconfig/systemui.aconfig
+++ b/packages/SystemUI/aconfig/systemui.aconfig
@@ -148,6 +148,16 @@
 }
 
 flag {
+   name: "pss_app_selector_recents_split_screen"
+   namespace: "systemui"
+   description: "Allows recent apps selected for partial screenshare to be launched in split screen mode"
+   bug: "320449039"
+   metadata {
+        purpose: PURPOSE_BUGFIX
+   }
+}
+
+flag {
     name: "notifications_background_icons"
     namespace: "systemui"
     description: "Moves part of the notification icon updates to the background."
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTask.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTask.kt
index 3e9b546..2dbe2aa 100644
--- a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTask.kt
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTask.kt
@@ -18,7 +18,9 @@
 
 import android.annotation.ColorInt
 import android.annotation.UserIdInt
+import android.app.ActivityManager.RecentTaskInfo
 import android.content.ComponentName
+import com.android.wm.shell.util.SplitBounds
 
 data class RecentTask(
     val taskId: Int,
@@ -29,7 +31,25 @@
     @ColorInt val colorBackground: Int?,
     val isForegroundTask: Boolean,
     val userType: UserType,
+    val splitBounds: SplitBounds?,
 ) {
+    constructor(
+        taskInfo: RecentTaskInfo,
+        isForegroundTask: Boolean,
+        userType: UserType,
+        splitBounds: SplitBounds? = null
+    ) : this(
+        taskInfo.taskId,
+        taskInfo.displayId,
+        taskInfo.userId,
+        taskInfo.topActivity,
+        taskInfo.baseIntent?.component,
+        taskInfo.taskDescription?.backgroundColor,
+        isForegroundTask,
+        userType,
+        splitBounds
+    )
+
     enum class UserType {
         STANDARD,
         WORK,
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTaskListProvider.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTaskListProvider.kt
index a6049c8..596c18f 100644
--- a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTaskListProvider.kt
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/data/RecentTaskListProvider.kt
@@ -58,20 +58,27 @@
             val foregroundTaskId1 = foregroundGroup?.taskInfo1?.taskId
             val foregroundTaskId2 = foregroundGroup?.taskInfo2?.taskId
             val foregroundTaskIds = listOfNotNull(foregroundTaskId1, foregroundTaskId2)
-            groupedTasks
-                .flatMap { listOfNotNull(it.taskInfo1, it.taskInfo2) }
-                .map {
+            groupedTasks.flatMap {
+                val task1 =
                     RecentTask(
-                        it.taskId,
-                        it.displayId,
-                        it.userId,
-                        it.topActivity,
-                        it.baseIntent?.component,
-                        it.taskDescription?.backgroundColor,
-                        isForegroundTask = it.taskId in foregroundTaskIds && it.isVisible,
-                        userType = userManager.getUserInfo(it.userId).toUserType(),
+                        it.taskInfo1,
+                        it.taskInfo1.taskId in foregroundTaskIds && it.taskInfo1.isVisible,
+                        userManager.getUserInfo(it.taskInfo1.userId).toUserType(),
+                        it.splitBounds
                     )
-                }
+
+                val task2 =
+                    if (it.taskInfo2 != null) {
+                        RecentTask(
+                            it.taskInfo2!!,
+                            it.taskInfo2!!.taskId in foregroundTaskIds && it.taskInfo2!!.isVisible,
+                            userManager.getUserInfo(it.taskInfo2!!.userId).toUserType(),
+                            it.splitBounds
+                        )
+                    } else null
+
+                listOfNotNull(task1, task2)
+            }
         }
 
     private suspend fun RecentTasks.getTasks(): List<GroupedRecentTaskInfo> =
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewController.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewController.kt
index 7c7efd0..9549ab1 100644
--- a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewController.kt
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewController.kt
@@ -24,9 +24,12 @@
 import android.view.LayoutInflater
 import android.view.View
 import android.view.ViewGroup
+import android.window.RemoteTransition
 import androidx.recyclerview.widget.LinearLayoutManager
 import androidx.recyclerview.widget.RecyclerView
 import com.android.systemui.Flags.pssAppSelectorAbruptExitFix
+import com.android.systemui.Flags.pssAppSelectorRecentsSplitScreen
+import com.android.systemui.display.naturalBounds
 import com.android.systemui.mediaprojection.appselector.MediaProjectionAppSelectorResultHandler
 import com.android.systemui.mediaprojection.appselector.MediaProjectionAppSelectorScope
 import com.android.systemui.mediaprojection.appselector.data.RecentTask
@@ -34,6 +37,11 @@
 import com.android.systemui.mediaprojection.appselector.view.TaskPreviewSizeProvider.TaskPreviewSizeListener
 import com.android.systemui.res.R
 import com.android.systemui.util.recycler.HorizontalSpacerItemDecoration
+import com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_BOTTOM_OR_RIGHT
+import com.android.wm.shell.common.split.SplitScreenConstants.SPLIT_POSITION_TOP_OR_LEFT
+import com.android.wm.shell.splitscreen.SplitScreen
+import com.android.wm.shell.util.SplitBounds
+import java.util.Optional
 import javax.inject.Inject
 
 /**
@@ -48,6 +56,7 @@
     private val taskViewSizeProvider: TaskPreviewSizeProvider,
     private val activityTaskManager: IActivityTaskManager,
     private val resultHandler: MediaProjectionAppSelectorResultHandler,
+    private val splitScreen: Optional<SplitScreen>,
 ) : RecentTaskClickListener, TaskPreviewSizeListener {
 
     private var views: Views? = null
@@ -63,11 +72,11 @@
     fun createView(parent: ViewGroup): ViewGroup =
         views?.root
             ?: createRecentViews(parent)
-                .also {
-                    views = it
-                    lastBoundData?.let { recents -> bind(recents) }
-                }
-                .root
+                    .also {
+                        views = it
+                        lastBoundData?.let { recents -> bind(recents) }
+                    }
+                    .root
 
     fun bind(recentTasks: List<RecentTask>) {
         views?.apply {
@@ -93,8 +102,10 @@
     private fun createRecentViews(parent: ViewGroup): Views {
         val recentsRoot =
             LayoutInflater.from(parent.context)
-                .inflate(R.layout.media_projection_recent_tasks, parent, /* attachToRoot= */ false)
-                as ViewGroup
+                    .inflate(R.layout.media_projection_recent_tasks,
+                        parent, /* attachToRoot= */
+                        false)
+                    as ViewGroup
 
         val container =
             recentsRoot.requireViewById<View>(R.id.media_projection_recent_tasks_container)
@@ -121,18 +132,34 @@
         return Views(recentsRoot, container, progress, recycler)
     }
 
+    private fun RecentTask.isLaunchingInSplitScreen(): Boolean {
+        return splitScreen.isPresent && splitBounds != null
+    }
+
     override fun onRecentAppClicked(task: RecentTask, view: View) {
         val launchCookie = LaunchCookie()
         val activityOptions = createAnimation(task, view)
         activityOptions.pendingIntentBackgroundActivityStartMode =
             MODE_BACKGROUND_ACTIVITY_START_ALLOWED
-        activityOptions.setLaunchCookie(launchCookie)
         activityOptions.launchDisplayId = task.displayId
+        activityOptions.setLaunchCookie(launchCookie)
 
-        activityTaskManager.startActivityFromRecents(task.taskId, activityOptions.toBundle())
-        resultHandler.returnSelectedApp(launchCookie)
+        val handleResult: () -> Unit = { resultHandler.returnSelectedApp(launchCookie)}
+
+        val taskId = task.taskId
+        val splitBounds = task.splitBounds
+
+        if (pssAppSelectorRecentsSplitScreen() &&
+            task.isLaunchingInSplitScreen() &&
+            !task.isForegroundTask) {
+            startSplitScreenTask(view, taskId, splitBounds!!, handleResult, activityOptions)
+        } else {
+            activityTaskManager.startActivityFromRecents(taskId, activityOptions.toBundle())
+            handleResult()
+        }
     }
 
+
     private fun createAnimation(task: RecentTask, view: View): ActivityOptions =
         if (pssAppSelectorAbruptExitFix() && task.isForegroundTask) {
             // When the selected task is in the foreground, the scale up animation doesn't work.
@@ -145,7 +172,14 @@
                 /* startedListener = */ null,
                 /* finishedListener = */ null
             )
+        } else if (task.isLaunchingInSplitScreen()) {
+            // When the selected task isn't in the foreground, but is launching in split screen,
+            // then we don't need to specify an animation, since we'll already be passing a
+            // manually built remote animation to SplitScreenController
+            ActivityOptions.makeBasic()
         } else {
+            // The default case is a selected task not in the foreground and launching fullscreen,
+            // so for this we can use the default ActivityOptions animation
             ActivityOptions.makeScaleUpAnimation(
                 view,
                 /* startX= */ 0,
@@ -155,6 +189,29 @@
             )
         }
 
+    private fun startSplitScreenTask(
+        view: View,
+        taskId: Int,
+        splitBounds: SplitBounds,
+        handleResult: () -> Unit,
+        activityOptions: ActivityOptions,
+    ) {
+        val isLeftTopTask = taskId == splitBounds.leftTopTaskId
+        val task2Id =
+            if (isLeftTopTask) splitBounds.rightBottomTaskId else splitBounds.leftTopTaskId
+        val splitPosition =
+            if (isLeftTopTask) SPLIT_POSITION_TOP_OR_LEFT else SPLIT_POSITION_BOTTOM_OR_RIGHT
+
+        val animationRunner = RemoteRecentSplitTaskTransitionRunner(taskId, task2Id,
+            view.locationOnScreen, view.context.display.naturalBounds, handleResult)
+        val remoteTransition = RemoteTransition(animationRunner,
+            view.context.iApplicationThread, "startSplitScreenTask")
+
+        splitScreen.get().startTasks(taskId, activityOptions.toBundle(), task2Id, null,
+            splitPosition, splitBounds.snapPosition, remoteTransition, null)
+    }
+
+
     override fun onTaskSizeChanged(size: Rect) {
         views?.recentsContainer?.setTaskHeightSize()
     }
@@ -163,12 +220,12 @@
         val thumbnailHeight = taskViewSizeProvider.size.height()
         val itemHeight =
             thumbnailHeight +
-                context.resources.getDimensionPixelSize(
-                    R.dimen.media_projection_app_selector_task_icon_size
-                ) +
-                context.resources.getDimensionPixelSize(
-                    R.dimen.media_projection_app_selector_task_icon_margin
-                ) * 2
+                    context.resources.getDimensionPixelSize(
+                        R.dimen.media_projection_app_selector_task_icon_size
+                    ) +
+                    context.resources.getDimensionPixelSize(
+                        R.dimen.media_projection_app_selector_task_icon_margin
+                    ) * 2
 
         layoutParams = layoutParams.apply { height = itemHeight }
     }
diff --git a/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/RemoteRecentSplitTaskTransitionRunner.kt b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/RemoteRecentSplitTaskTransitionRunner.kt
new file mode 100644
index 0000000..9514c4a
--- /dev/null
+++ b/packages/SystemUI/src/com/android/systemui/mediaprojection/appselector/view/RemoteRecentSplitTaskTransitionRunner.kt
@@ -0,0 +1,137 @@
+/*
+ * 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.systemui.mediaprojection.appselector.view
+
+import android.animation.Animator
+import android.animation.AnimatorListenerAdapter
+import android.animation.AnimatorSet
+import android.animation.ValueAnimator
+import android.annotation.UiThread
+import android.graphics.Rect
+import android.os.IBinder
+import android.os.RemoteException
+import android.util.Log
+import android.view.SurfaceControl
+import android.view.animation.DecelerateInterpolator
+import android.window.IRemoteTransition
+import android.window.IRemoteTransitionFinishedCallback
+import android.window.TransitionInfo
+import android.window.WindowContainerToken
+import com.android.app.viewcapture.ViewCapture
+import com.android.internal.policy.TransitionAnimation
+import com.android.systemui.mediaprojection.appselector.MediaProjectionAppSelectorActivity.Companion.TAG
+
+class RemoteRecentSplitTaskTransitionRunner(
+    private val firstTaskId: Int,
+    private val secondTaskId: Int,
+    private val viewPosition: IntArray,
+    private val screenBounds: Rect,
+    private val handleResult: () -> Unit,
+) : IRemoteTransition.Stub() {
+    override fun startAnimation(
+        transition: IBinder?,
+        info: TransitionInfo?,
+        t: SurfaceControl.Transaction?,
+        finishedCallback: IRemoteTransitionFinishedCallback
+    ) {
+        val launchAnimation = AnimatorSet()
+        var rootCandidate =
+            info!!.changes.firstOrNull {
+                it.taskInfo?.taskId == firstTaskId || it.taskInfo?.taskId == secondTaskId
+            }
+
+        // If we could not find a proper root candidate, something went wrong.
+        check(rootCandidate != null) { "Could not find a split root candidate" }
+
+        // Recurse up the tree until parent is null, then we've found our root.
+        var parentToken: WindowContainerToken? = rootCandidate.parent
+        while (parentToken != null) {
+            rootCandidate = info.getChange(parentToken) ?: break
+            parentToken = rootCandidate.parent
+        }
+
+        // Make sure nothing weird happened, like getChange() returning null.
+        check(rootCandidate != null) { "Failed to find a root leash" }
+
+        // Ending position is the full device screen.
+        val startingScale = 0.25f
+
+        val startX = viewPosition[0]
+        val startY = viewPosition[1]
+        val endX = screenBounds.left
+        val endY = screenBounds.top
+
+        ViewCapture.MAIN_EXECUTOR.execute {
+            val progressUpdater = ValueAnimator.ofFloat(0f, 1f)
+            with(progressUpdater) {
+                interpolator = DecelerateInterpolator(1.5f)
+                setDuration(TransitionAnimation.DEFAULT_APP_TRANSITION_DURATION.toLong())
+
+                addUpdateListener { valueAnimator ->
+                    val progress = valueAnimator.animatedFraction
+
+                    val x = startX + ((endX - startX) * progress)
+                    val y = startY + ((endY - startY) * progress)
+                    val scale = startingScale + ((1 - startingScale) * progress)
+
+                    t!!
+                        .setPosition(rootCandidate.leash, x, y)
+                        .setScale(rootCandidate.leash, scale, scale)
+                        .setAlpha(rootCandidate.leash, progress)
+                        .apply()
+                }
+
+                addListener(
+                    object : AnimatorListenerAdapter() {
+                        override fun onAnimationEnd(animation: Animator) {
+                            try {
+                                onTransitionFinished()
+                                finishedCallback.onTransitionFinished(null, null)
+                            } catch (e: RemoteException) {
+                                Log.e(TAG, "Failed to call transition finished callback", e)
+                            }
+                        }
+                    }
+                )
+            }
+
+            launchAnimation.play(progressUpdater)
+            launchAnimation.start()
+        }
+    }
+
+    override fun mergeAnimation(
+        transition: IBinder?,
+        info: TransitionInfo?,
+        t: SurfaceControl.Transaction?,
+        mergeTarget: IBinder?,
+        finishedCallback: IRemoteTransitionFinishedCallback?
+    ) {}
+
+    @Throws(RemoteException::class)
+    override fun onTransitionConsumed(transition: IBinder, aborted: Boolean) {
+        Log.w(TAG, "unexpected consumption of app selector transition: aborted=$aborted")
+    }
+
+    @UiThread
+    private fun onTransitionFinished() {
+        // After finished transition, then invoke callback to close the app selector, so that
+        // finish animation of app selector does not override the launch animation of the split
+        // tasks
+        handleResult()
+    }
+}
diff --git a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/MediaProjectionAppSelectorControllerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/MediaProjectionAppSelectorControllerTest.kt
index 8b79fa4..2536078 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/MediaProjectionAppSelectorControllerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/MediaProjectionAppSelectorControllerTest.kt
@@ -258,6 +258,7 @@
             colorBackground = 0,
             isForegroundTask = isForegroundTask,
             userType = RecentTask.UserType.STANDARD,
+            splitBounds = null,
         )
     }
 
diff --git a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/data/ShellRecentTaskListProviderTest.kt b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/data/ShellRecentTaskListProviderTest.kt
index dd62112..6ac86f5 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/data/ShellRecentTaskListProviderTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/data/ShellRecentTaskListProviderTest.kt
@@ -195,6 +195,7 @@
             colorBackground = null,
             isForegroundTask = false,
             userType = userType,
+            splitBounds = null
         )
 
     private fun createSingleTask(
diff --git a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewControllerTest.kt b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewControllerTest.kt
index a84008b..f4c5ccf 100644
--- a/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewControllerTest.kt
+++ b/packages/SystemUI/tests/src/com/android/systemui/mediaprojection/appselector/view/MediaProjectionRecentsViewControllerTest.kt
@@ -18,22 +18,28 @@
 
 import android.app.ActivityOptions
 import android.app.IActivityTaskManager
+import android.graphics.Rect
 import android.os.Bundle
 import android.view.View
 import android.view.ViewGroup
 import androidx.test.filters.SmallTest
 import com.android.systemui.Flags.FLAG_PSS_APP_SELECTOR_ABRUPT_EXIT_FIX
+import com.android.systemui.Flags.FLAG_PSS_APP_SELECTOR_RECENTS_SPLIT_SCREEN
 import com.android.systemui.SysuiTestCase
 import com.android.systemui.mediaprojection.appselector.MediaProjectionAppSelectorResultHandler
 import com.android.systemui.mediaprojection.appselector.data.RecentTask
 import com.android.systemui.util.mockito.mock
+import com.android.wm.shell.splitscreen.SplitScreen
+import com.android.wm.shell.util.SplitBounds
 import com.google.common.truth.Expect
 import com.google.common.truth.Truth.assertThat
+import java.util.Optional
 import org.junit.Rule
 import org.junit.Test
 import org.mockito.ArgumentCaptor
 import org.mockito.ArgumentMatchers.eq
 import org.mockito.Mockito.any
+import org.mockito.Mockito.anyInt
 import org.mockito.Mockito.verify
 
 @SmallTest
@@ -46,9 +52,10 @@
     private val taskViewSizeProvider = mock<TaskPreviewSizeProvider>()
     private val activityTaskManager = mock<IActivityTaskManager>()
     private val resultHandler = mock<MediaProjectionAppSelectorResultHandler>()
+    private val splitScreen = Optional.of(mock<SplitScreen>())
     private val bundleCaptor = ArgumentCaptor.forClass(Bundle::class.java)
 
-    private val task =
+    private val fullScreenTask =
         RecentTask(
             taskId = 123,
             displayId = 456,
@@ -58,6 +65,20 @@
             colorBackground = null,
             isForegroundTask = false,
             userType = RecentTask.UserType.STANDARD,
+            splitBounds = null
+        )
+
+    private val splitScreenTask =
+        RecentTask(
+            taskId = 123,
+            displayId = 456,
+            userId = 789,
+            topActivityComponent = null,
+            baseIntentComponent = null,
+            colorBackground = null,
+            isForegroundTask = false,
+            userType = RecentTask.UserType.STANDARD,
+            splitBounds = SplitBounds(Rect(), Rect(), 0, 0, 0)
         )
 
     private val taskView =
@@ -70,61 +91,97 @@
             tasksAdapterFactory,
             taskViewSizeProvider,
             activityTaskManager,
-            resultHandler
+            resultHandler,
+            splitScreen,
         )
 
     @Test
-    fun onRecentAppClicked_taskWithSameIdIsStartedFromRecents() {
-        controller.onRecentAppClicked(task, taskView)
+    fun onRecentAppClicked_fullScreenTaskWithSameIdIsStartedFromRecents() {
+        controller.onRecentAppClicked(fullScreenTask, taskView)
 
-        verify(activityTaskManager).startActivityFromRecents(eq(task.taskId), any())
+        verify(activityTaskManager).startActivityFromRecents(eq(fullScreenTask.taskId), any())
+    }
+
+    @Test
+    fun onRecentAppClicked_splitScreenTaskWithSameIdIsStartedFromRecents() {
+        mSetFlagsRule.enableFlags(FLAG_PSS_APP_SELECTOR_RECENTS_SPLIT_SCREEN)
+        controller.onRecentAppClicked(splitScreenTask, taskView)
+
+        verify(splitScreen.get())
+            .startTasks(
+                eq(splitScreenTask.taskId),
+                any(),
+                anyInt(),
+                any(),
+                anyInt(),
+                anyInt(),
+                any(),
+                any()
+            )
     }
 
     @Test
     fun onRecentAppClicked_launchDisplayIdIsSet() {
-        controller.onRecentAppClicked(task, taskView)
+        controller.onRecentAppClicked(fullScreenTask, taskView)
 
-        assertThat(getStartedTaskActivityOptions().launchDisplayId).isEqualTo(task.displayId)
+        assertThat(getStartedTaskActivityOptions(fullScreenTask.taskId).launchDisplayId)
+            .isEqualTo(fullScreenTask.displayId)
     }
 
     @Test
-    fun onRecentAppClicked_taskNotInForeground_usesScaleUpAnimation() {
-        controller.onRecentAppClicked(task, taskView)
+    fun onRecentAppClicked_fullScreenTaskNotInForeground_usesScaleUpAnimation() {
+        assertThat(fullScreenTask.isForegroundTask).isFalse()
+        controller.onRecentAppClicked(fullScreenTask, taskView)
 
-        assertThat(getStartedTaskActivityOptions().animationType)
+        assertThat(getStartedTaskActivityOptions(fullScreenTask.taskId).animationType)
             .isEqualTo(ActivityOptions.ANIM_SCALE_UP)
     }
 
     @Test
-    fun onRecentAppClicked_taskInForeground_flagOff_usesScaleUpAnimation() {
+    fun onRecentAppClicked_fullScreenTaskInForeground_flagOff_usesScaleUpAnimation() {
         mSetFlagsRule.disableFlags(FLAG_PSS_APP_SELECTOR_ABRUPT_EXIT_FIX)
 
-        controller.onRecentAppClicked(task, taskView)
+        controller.onRecentAppClicked(fullScreenTask, taskView)
 
-        assertThat(getStartedTaskActivityOptions().animationType)
+        assertThat(getStartedTaskActivityOptions(fullScreenTask.taskId).animationType)
             .isEqualTo(ActivityOptions.ANIM_SCALE_UP)
     }
 
     @Test
-    fun onRecentAppClicked_taskInForeground_flagOn_usesDefaultAnimation() {
+    fun onRecentAppClicked_fullScreenTaskInForeground_flagOn_usesDefaultAnimation() {
         mSetFlagsRule.enableFlags(FLAG_PSS_APP_SELECTOR_ABRUPT_EXIT_FIX)
-        val foregroundTask = task.copy(isForegroundTask = true)
+        assertForegroundTaskUsesDefaultCloseAnimation(fullScreenTask)
+    }
 
+    @Test
+    fun onRecentAppClicked_splitScreenTaskInForeground_flagOn_usesDefaultAnimation() {
+        mSetFlagsRule.enableFlags(
+            FLAG_PSS_APP_SELECTOR_ABRUPT_EXIT_FIX,
+            FLAG_PSS_APP_SELECTOR_RECENTS_SPLIT_SCREEN
+        )
+        assertForegroundTaskUsesDefaultCloseAnimation(splitScreenTask)
+    }
+
+    private fun assertForegroundTaskUsesDefaultCloseAnimation(task: RecentTask) {
+        val foregroundTask = task.copy(isForegroundTask = true)
         controller.onRecentAppClicked(foregroundTask, taskView)
 
         expect
-            .that(getStartedTaskActivityOptions().animationType)
+            .that(getStartedTaskActivityOptions(foregroundTask.taskId).animationType)
             .isEqualTo(ActivityOptions.ANIM_CUSTOM)
-        expect.that(getStartedTaskActivityOptions().overrideTaskTransition).isTrue()
         expect
-            .that(getStartedTaskActivityOptions().customExitResId)
+            .that(getStartedTaskActivityOptions(foregroundTask.taskId).overrideTaskTransition)
+            .isTrue()
+        expect
+            .that(getStartedTaskActivityOptions(foregroundTask.taskId).customExitResId)
             .isEqualTo(com.android.internal.R.anim.resolver_close_anim)
-        expect.that(getStartedTaskActivityOptions().customEnterResId).isEqualTo(0)
+        expect
+            .that(getStartedTaskActivityOptions(foregroundTask.taskId).customEnterResId)
+            .isEqualTo(0)
     }
 
-    private fun getStartedTaskActivityOptions(): ActivityOptions {
-        verify(activityTaskManager)
-            .startActivityFromRecents(eq(task.taskId), bundleCaptor.capture())
+    private fun getStartedTaskActivityOptions(taskId: Int): ActivityOptions {
+        verify(activityTaskManager).startActivityFromRecents(eq(taskId), bundleCaptor.capture())
         return ActivityOptions.fromBundle(bundleCaptor.value)
     }
 }