Merge changes from topic "update-flicker-annotation" into udc-qpr-dev

* changes:
  Add base test classes for SplitScreen scenario
  Update annotation package

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/CopyContentInSplit.kt

@@ -0,0 +1,67 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class CopyContentInSplit
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+    private val textEditApp = SplitScreenUtils.getIme(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, textEditApp)
+    }
+
+    @Test
+    open fun copyContentInSplit() {
+        SplitScreenUtils.copyContentInSplit(instrumentation, device, primaryApp, textEditApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/DismissSplitScreenByDivider.kt

@@ -0,0 +1,80 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class DismissSplitScreenByDivider
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+    }
+
+    @Test
+    open fun dismissSplitScreenByDivider() {
+        if (tapl.isTablet) {
+            SplitScreenUtils.dragDividerToDismissSplit(
+                device,
+                wmHelper,
+                dragToRight = false,
+                dragToBottom = true
+            )
+        } else {
+            SplitScreenUtils.dragDividerToDismissSplit(
+                device,
+                wmHelper,
+                dragToRight = true,
+                dragToBottom = true
+            )
+        }
+        wmHelper.StateSyncBuilder().withFullScreenApp(secondaryApp).waitForAndVerify()
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/DismissSplitScreenByGoHome.kt

@@ -0,0 +1,66 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class DismissSplitScreenByGoHome
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+    }
+
+    @Test
+    open fun dismissSplitScreenByGoHome() {
+        tapl.goHome()
+        wmHelper.StateSyncBuilder().withHomeActivityVisible().waitForAndVerify()
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/DragDividerToResize.kt

@@ -0,0 +1,65 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class DragDividerToResize
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+    }
+
+    @Test
+    open fun dragDividerToResize() {
+        SplitScreenUtils.dragDividerToResizeAndWait(device, wmHelper)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/EnterSplitScreenByDragFromAllApps.kt

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class EnterSplitScreenByDragFromAllApps
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        tapl.goHome()
+        primaryApp.launchViaIntent(wmHelper)
+    }
+
+    @Test
+    open fun enterSplitScreenByDragFromAllApps() {
+        tapl.launchedAppState.taskbar
+            .openAllApps()
+            .getAppIcon(secondaryApp.appName)
+            .dragToSplitscreen(secondaryApp.`package`, primaryApp.`package`)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/EnterSplitScreenByDragFromNotification.kt

@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class EnterSplitScreenByDragFromNotification
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+    private val sendNotificationApp = SplitScreenUtils.getSendNotification(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        // Send a notification
+        sendNotificationApp.launchViaIntent(wmHelper)
+        sendNotificationApp.postNotification(wmHelper)
+        tapl.goHome()
+        primaryApp.launchViaIntent(wmHelper)
+    }
+
+    @Test
+    open fun enterSplitScreenByDragFromNotification() {
+        SplitScreenUtils.dragFromNotificationToSplit(instrumentation, device, wmHelper)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, sendNotificationApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+        sendNotificationApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/EnterSplitScreenByDragFromShortcut.kt

@@ -0,0 +1,83 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Assume
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class EnterSplitScreenByDragFromShortcut
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        Assume.assumeTrue(tapl.isTablet)
+
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        tapl.goHome()
+        SplitScreenUtils.createShortcutOnHotseatIfNotExist(tapl, secondaryApp.appName)
+        primaryApp.launchViaIntent(wmHelper)
+    }
+
+    @Test
+    open fun enterSplitScreenByDragFromShortcut() {
+        tapl.launchedAppState.taskbar
+            .getAppIcon(secondaryApp.appName)
+            .openDeepShortcutMenu()
+            .getMenuItem("Split Screen Secondary Activity")
+            .dragToSplitscreen(secondaryApp.`package`, primaryApp.`package`)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+
+        // TODO: Do we want this check in here? Add to the other tests?
+        //        flicker.splitScreenEntered(
+        //                primaryApp,
+        //                secondaryApp,
+        //                fromOtherApp = false,
+        //                appExistAtStart = false
+        //        )
+    }
+
+    @After
+    fun teardwon() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/EnterSplitScreenByDragFromTaskbar.kt

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class EnterSplitScreenByDragFromTaskbar
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        tapl.goHome()
+        SplitScreenUtils.createShortcutOnHotseatIfNotExist(tapl, secondaryApp.appName)
+        primaryApp.launchViaIntent(wmHelper)
+    }
+
+    @Test
+    open fun enterSplitScreenByDragFromTaskbar() {
+        tapl.launchedAppState.taskbar
+            .getAppIcon(secondaryApp.appName)
+            .dragToSplitscreen(secondaryApp.`package`, primaryApp.`package`)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/EnterSplitScreenFromOverview.kt

@@ -0,0 +1,73 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class EnterSplitScreenFromOverview
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        primaryApp.launchViaIntent(wmHelper)
+        secondaryApp.launchViaIntent(wmHelper)
+        tapl.goHome()
+        wmHelper
+            .StateSyncBuilder()
+            .withAppTransitionIdle()
+            .withHomeActivityVisible()
+            .waitForAndVerify()
+    }
+
+    @Test
+    open fun enterSplitScreenFromOverview() {
+        SplitScreenUtils.splitFromOverview(tapl, device)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SplitScreenUtils.kt

@@ -0,0 +1,422 @@
+/*
+ * Copyright (C) 2022 The Android Open Source Project
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.graphics.Point
+import android.os.SystemClock
+import android.platform.test.rule.NavigationModeRule
+import android.platform.test.rule.PressHomeRule
+import android.platform.test.rule.UnlockScreenRule
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.common.traces.component.ComponentNameMatcher
+import android.tools.common.traces.component.IComponentMatcher
+import android.tools.common.traces.component.IComponentNameMatcher
+import android.tools.device.apphelpers.MessagingAppHelper
+import android.tools.device.apphelpers.StandardAppHelper
+import android.tools.device.flicker.rules.ChangeDisplayOrientationRule
+import android.tools.device.flicker.rules.LaunchAppRule
+import android.tools.device.flicker.rules.RemoveAllTasksButHomeRule
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import android.tools.device.traces.parsers.toFlickerComponent
+import android.view.InputDevice
+import android.view.MotionEvent
+import android.view.ViewConfiguration
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.By
+import androidx.test.uiautomator.BySelector
+import androidx.test.uiautomator.UiDevice
+import androidx.test.uiautomator.UiObject2
+import androidx.test.uiautomator.Until
+import com.android.launcher3.tapl.LauncherInstrumentation
+import com.android.server.wm.flicker.helpers.ImeAppHelper
+import com.android.server.wm.flicker.helpers.NonResizeableAppHelper
+import com.android.server.wm.flicker.helpers.NotificationAppHelper
+import com.android.server.wm.flicker.helpers.SimpleAppHelper
+import com.android.server.wm.flicker.testapp.ActivityOptions
+import com.android.wm.shell.flicker.LAUNCHER_UI_PACKAGE_NAME
+import com.android.wm.shell.flicker.SYSTEM_UI_PACKAGE_NAME
+import org.junit.Assert.assertNotNull
+import org.junit.rules.RuleChain
+
+object SplitScreenUtils {
+    private const val TIMEOUT_MS = 3_000L
+    private const val DRAG_DURATION_MS = 1_000L
+    private const val NOTIFICATION_SCROLLER = "notification_stack_scroller"
+    private const val DIVIDER_BAR = "docked_divider_handle"
+    private const val OVERVIEW_SNAPSHOT = "snapshot"
+    private const val GESTURE_STEP_MS = 16L
+    private val LONG_PRESS_TIME_MS = ViewConfiguration.getLongPressTimeout() * 2L
+    private val SPLIT_DECOR_MANAGER = ComponentNameMatcher("", "SplitDecorManager#")
+
+    private val notificationScrollerSelector: BySelector
+        get() = By.res(SYSTEM_UI_PACKAGE_NAME, NOTIFICATION_SCROLLER)
+    private val notificationContentSelector: BySelector
+        get() = By.text("Flicker Test Notification")
+    private val dividerBarSelector: BySelector
+        get() = By.res(SYSTEM_UI_PACKAGE_NAME, DIVIDER_BAR)
+    private val overviewSnapshotSelector: BySelector
+        get() = By.res(LAUNCHER_UI_PACKAGE_NAME, OVERVIEW_SNAPSHOT)
+
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+
+    fun testSetupRule(navigationMode: () -> NavBar, rotation: () -> Rotation): RuleChain {
+        return RuleChain.outerRule(UnlockScreenRule())
+            .around(
+                NavigationModeRule(
+                    navigationMode().value,
+                    /* changeNavigationModeAfterTest */ false
+                )
+            )
+            .around(
+                LaunchAppRule(MessagingAppHelper(instrumentation), clearCacheAfterParsing = false)
+            )
+            .around(RemoveAllTasksButHomeRule())
+            .around(
+                ChangeDisplayOrientationRule(
+                    rotation(),
+                    resetOrientationAfterTest = false,
+                    clearCacheAfterParsing = false
+                )
+            )
+            .around(PressHomeRule())
+    }
+
+    fun getPrimary(instrumentation: Instrumentation): StandardAppHelper =
+        SimpleAppHelper(
+            instrumentation,
+            ActivityOptions.SplitScreen.Primary.LABEL,
+            ActivityOptions.SplitScreen.Primary.COMPONENT.toFlickerComponent()
+        )
+
+    fun getSecondary(instrumentation: Instrumentation): StandardAppHelper =
+        SimpleAppHelper(
+            instrumentation,
+            ActivityOptions.SplitScreen.Secondary.LABEL,
+            ActivityOptions.SplitScreen.Secondary.COMPONENT.toFlickerComponent()
+        )
+
+    fun getNonResizeable(instrumentation: Instrumentation): NonResizeableAppHelper =
+        NonResizeableAppHelper(instrumentation)
+
+    fun getSendNotification(instrumentation: Instrumentation): NotificationAppHelper =
+        NotificationAppHelper(instrumentation)
+
+    fun getIme(instrumentation: Instrumentation): ImeAppHelper = ImeAppHelper(instrumentation)
+
+    fun waitForSplitComplete(
+        wmHelper: WindowManagerStateHelper,
+        primaryApp: IComponentMatcher,
+        secondaryApp: IComponentMatcher,
+    ) {
+        wmHelper
+            .StateSyncBuilder()
+            .withWindowSurfaceAppeared(primaryApp)
+            .withWindowSurfaceAppeared(secondaryApp)
+            .withSplitDividerVisible()
+            .waitForAndVerify()
+    }
+
+    fun enterSplit(
+        wmHelper: WindowManagerStateHelper,
+        tapl: LauncherInstrumentation,
+        device: UiDevice,
+        primaryApp: StandardAppHelper,
+        secondaryApp: StandardAppHelper
+    ) {
+        primaryApp.launchViaIntent(wmHelper)
+        secondaryApp.launchViaIntent(wmHelper)
+        tapl.goHome()
+        wmHelper.StateSyncBuilder().withHomeActivityVisible().waitForAndVerify()
+        splitFromOverview(tapl, device)
+        waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    fun splitFromOverview(tapl: LauncherInstrumentation, device: UiDevice) {
+        // Note: The initial split position in landscape is different between tablet and phone.
+        // In landscape, tablet will let the first app split to right side, and phone will
+        // split to left side.
+        if (tapl.isTablet) {
+            // TAPL's currentTask on tablet is sometimes not what we expected if the overview
+            // contains more than 3 task views. We need to use uiautomator directly to find the
+            // second task to split.
+            tapl.workspace.switchToOverview().overviewActions.clickSplit()
+            val snapshots = device.wait(Until.findObjects(overviewSnapshotSelector), TIMEOUT_MS)
+            if (snapshots == null || snapshots.size < 1) {
+                error("Fail to find a overview snapshot to split.")
+            }
+
+            // Find the second task in the upper right corner in split select mode by sorting
+            // 'left' in descending order and 'top' in ascending order.
+            snapshots.sortWith { t1: UiObject2, t2: UiObject2 ->
+                t2.getVisibleBounds().left - t1.getVisibleBounds().left
+            }
+            snapshots.sortWith { t1: UiObject2, t2: UiObject2 ->
+                t1.getVisibleBounds().top - t2.getVisibleBounds().top
+            }
+            snapshots[0].click()
+        } else {
+            tapl.workspace
+                .switchToOverview()
+                .currentTask
+                .tapMenu()
+                .tapSplitMenuItem()
+                .currentTask
+                .open()
+        }
+        SystemClock.sleep(TIMEOUT_MS)
+    }
+
+    fun enterSplitViaIntent(
+        wmHelper: WindowManagerStateHelper,
+        primaryApp: StandardAppHelper,
+        secondaryApp: StandardAppHelper
+    ) {
+        val stringExtras =
+            mapOf(ActivityOptions.SplitScreen.Primary.EXTRA_LAUNCH_ADJACENT to "true")
+        primaryApp.launchViaIntent(wmHelper, null, null, stringExtras)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    fun dragFromNotificationToSplit(
+        instrumentation: Instrumentation,
+        device: UiDevice,
+        wmHelper: WindowManagerStateHelper
+    ) {
+        val displayBounds =
+            wmHelper.currentState.layerState.displays.firstOrNull { !it.isVirtual }?.layerStackSpace
+                ?: error("Display not found")
+
+        // Pull down the notifications
+        device.swipe(
+            displayBounds.centerX(),
+            5,
+            displayBounds.centerX(),
+            displayBounds.bottom,
+            50 /* steps */
+        )
+        SystemClock.sleep(TIMEOUT_MS)
+
+        // Find the target notification
+        val notificationScroller =
+            device.wait(Until.findObject(notificationScrollerSelector), TIMEOUT_MS)
+                ?: error("Unable to find view $notificationScrollerSelector")
+        var notificationContent = notificationScroller.findObject(notificationContentSelector)
+
+        while (notificationContent == null) {
+            device.swipe(
+                displayBounds.centerX(),
+                displayBounds.centerY(),
+                displayBounds.centerX(),
+                displayBounds.centerY() - 150,
+                20 /* steps */
+            )
+            notificationContent = notificationScroller.findObject(notificationContentSelector)
+        }
+
+        // Drag to split
+        val dragStart = notificationContent.visibleCenter
+        val dragMiddle = Point(dragStart.x + 50, dragStart.y)
+        val dragEnd = Point(displayBounds.width / 4, displayBounds.width / 4)
+        val downTime = SystemClock.uptimeMillis()
+
+        touch(instrumentation, MotionEvent.ACTION_DOWN, downTime, downTime, TIMEOUT_MS, dragStart)
+        // It needs a horizontal movement to trigger the drag
+        touchMove(
+            instrumentation,
+            downTime,
+            SystemClock.uptimeMillis(),
+            DRAG_DURATION_MS,
+            dragStart,
+            dragMiddle
+        )
+        touchMove(
+            instrumentation,
+            downTime,
+            SystemClock.uptimeMillis(),
+            DRAG_DURATION_MS,
+            dragMiddle,
+            dragEnd
+        )
+        // Wait for a while to start splitting
+        SystemClock.sleep(TIMEOUT_MS)
+        touch(
+            instrumentation,
+            MotionEvent.ACTION_UP,
+            downTime,
+            SystemClock.uptimeMillis(),
+            GESTURE_STEP_MS,
+            dragEnd
+        )
+        SystemClock.sleep(TIMEOUT_MS)
+    }
+
+    fun touch(
+        instrumentation: Instrumentation,
+        action: Int,
+        downTime: Long,
+        eventTime: Long,
+        duration: Long,
+        point: Point
+    ) {
+        val motionEvent =
+            MotionEvent.obtain(downTime, eventTime, action, point.x.toFloat(), point.y.toFloat(), 0)
+        motionEvent.source = InputDevice.SOURCE_TOUCHSCREEN
+        instrumentation.uiAutomation.injectInputEvent(motionEvent, true)
+        motionEvent.recycle()
+        SystemClock.sleep(duration)
+    }
+
+    fun touchMove(
+        instrumentation: Instrumentation,
+        downTime: Long,
+        eventTime: Long,
+        duration: Long,
+        from: Point,
+        to: Point
+    ) {
+        val steps: Long = duration / GESTURE_STEP_MS
+        var currentTime = eventTime
+        var currentX = from.x.toFloat()
+        var currentY = from.y.toFloat()
+        val stepX = (to.x.toFloat() - from.x.toFloat()) / steps.toFloat()
+        val stepY = (to.y.toFloat() - from.y.toFloat()) / steps.toFloat()
+
+        for (i in 1..steps) {
+            val motionMove =
+                MotionEvent.obtain(
+                    downTime,
+                    currentTime,
+                    MotionEvent.ACTION_MOVE,
+                    currentX,
+                    currentY,
+                    0
+                )
+            motionMove.source = InputDevice.SOURCE_TOUCHSCREEN
+            instrumentation.uiAutomation.injectInputEvent(motionMove, true)
+            motionMove.recycle()
+
+            currentTime += GESTURE_STEP_MS
+            if (i == steps - 1) {
+                currentX = to.x.toFloat()
+                currentY = to.y.toFloat()
+            } else {
+                currentX += stepX
+                currentY += stepY
+            }
+            SystemClock.sleep(GESTURE_STEP_MS)
+        }
+    }
+
+    fun createShortcutOnHotseatIfNotExist(tapl: LauncherInstrumentation, appName: String) {
+        tapl.workspace.deleteAppIcon(tapl.workspace.getHotseatAppIcon(0))
+        val allApps = tapl.workspace.switchToAllApps()
+        allApps.freeze()
+        try {
+            allApps.getAppIcon(appName).dragToHotseat(0)
+        } finally {
+            allApps.unfreeze()
+        }
+    }
+
+    fun dragDividerToResizeAndWait(device: UiDevice, wmHelper: WindowManagerStateHelper) {
+        val displayBounds =
+            wmHelper.currentState.layerState.displays.firstOrNull { !it.isVirtual }?.layerStackSpace
+                ?: error("Display not found")
+        val dividerBar = device.wait(Until.findObject(dividerBarSelector), TIMEOUT_MS)
+        dividerBar.drag(Point(displayBounds.width * 1 / 3, displayBounds.height * 2 / 3), 200)
+
+        wmHelper
+            .StateSyncBuilder()
+            .withWindowSurfaceDisappeared(SPLIT_DECOR_MANAGER)
+            .waitForAndVerify()
+    }
+
+    fun dragDividerToDismissSplit(
+        device: UiDevice,
+        wmHelper: WindowManagerStateHelper,
+        dragToRight: Boolean,
+        dragToBottom: Boolean
+    ) {
+        val displayBounds =
+            wmHelper.currentState.layerState.displays.firstOrNull { !it.isVirtual }?.layerStackSpace
+                ?: error("Display not found")
+        val dividerBar = device.wait(Until.findObject(dividerBarSelector), TIMEOUT_MS)
+        dividerBar.drag(
+            Point(
+                if (dragToRight) {
+                    displayBounds.width * 4 / 5
+                } else {
+                    displayBounds.width * 1 / 5
+                },
+                if (dragToBottom) {
+                    displayBounds.height * 4 / 5
+                } else {
+                    displayBounds.height * 1 / 5
+                }
+            )
+        )
+    }
+
+    fun doubleTapDividerToSwitch(device: UiDevice) {
+        val dividerBar = device.wait(Until.findObject(dividerBarSelector), TIMEOUT_MS)
+        val interval =
+            (ViewConfiguration.getDoubleTapTimeout() + ViewConfiguration.getDoubleTapMinTime()) / 2
+        dividerBar.click()
+        SystemClock.sleep(interval.toLong())
+        dividerBar.click()
+    }
+
+    fun copyContentInSplit(
+        instrumentation: Instrumentation,
+        device: UiDevice,
+        sourceApp: IComponentNameMatcher,
+        destinationApp: IComponentNameMatcher,
+    ) {
+        // Copy text from sourceApp
+        val textView =
+            device.wait(
+                Until.findObject(By.res(sourceApp.packageName, "SplitScreenTest")),
+                TIMEOUT_MS
+            )
+        assertNotNull("Unable to find the TextView", textView)
+        textView.click(LONG_PRESS_TIME_MS)
+
+        val copyBtn = device.wait(Until.findObject(By.text("Copy")), TIMEOUT_MS)
+        assertNotNull("Unable to find the copy button", copyBtn)
+        copyBtn.click()
+
+        // Paste text to destinationApp
+        val editText =
+            device.wait(
+                Until.findObject(By.res(destinationApp.packageName, "plain_text_input")),
+                TIMEOUT_MS
+            )
+        assertNotNull("Unable to find the EditText", editText)
+        editText.click(LONG_PRESS_TIME_MS)
+
+        val pasteBtn = device.wait(Until.findObject(By.text("Paste")), TIMEOUT_MS)
+        assertNotNull("Unable to find the paste button", pasteBtn)
+        pasteBtn.click()
+
+        // Verify text
+        if (!textView.text.contentEquals(editText.text)) {
+            error("Fail to copy content in split")
+        }
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SwitchAppByDoubleTapDivider.kt

@@ -0,0 +1,151 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.graphics.Point
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.helpers.WindowUtils
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class SwitchAppByDoubleTapDivider
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+        tapl.workspace.switchToOverview().dismissAllTasks()
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+    }
+
+    @Test
+    open fun switchAppByDoubleTapDivider() {
+        SplitScreenUtils.doubleTapDividerToSwitch(device)
+        wmHelper.StateSyncBuilder().withAppTransitionIdle().waitForAndVerify()
+
+        waitForLayersToSwitch(wmHelper)
+        waitForWindowsToSwitch(wmHelper)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+
+    private fun waitForWindowsToSwitch(wmHelper: WindowManagerStateHelper) {
+        wmHelper
+            .StateSyncBuilder()
+            .add("appWindowsSwitched") {
+                val primaryAppWindow =
+                    it.wmState.visibleWindows.firstOrNull { window ->
+                        primaryApp.windowMatchesAnyOf(window)
+                    }
+                        ?: return@add false
+                val secondaryAppWindow =
+                    it.wmState.visibleWindows.firstOrNull { window ->
+                        secondaryApp.windowMatchesAnyOf(window)
+                    }
+                        ?: return@add false
+
+                if (isLandscape(rotation)) {
+                    return@add if (isTablet()) {
+                        secondaryAppWindow.frame.right <= primaryAppWindow.frame.left
+                    } else {
+                        primaryAppWindow.frame.right <= secondaryAppWindow.frame.left
+                    }
+                } else {
+                    return@add if (isTablet()) {
+                        primaryAppWindow.frame.bottom <= secondaryAppWindow.frame.top
+                    } else {
+                        primaryAppWindow.frame.bottom <= secondaryAppWindow.frame.top
+                    }
+                }
+            }
+            .waitForAndVerify()
+    }
+
+    private fun waitForLayersToSwitch(wmHelper: WindowManagerStateHelper) {
+        wmHelper
+            .StateSyncBuilder()
+            .add("appLayersSwitched") {
+                val primaryAppLayer =
+                    it.layerState.visibleLayers.firstOrNull { window ->
+                        primaryApp.layerMatchesAnyOf(window)
+                    }
+                        ?: return@add false
+                val secondaryAppLayer =
+                    it.layerState.visibleLayers.firstOrNull { window ->
+                        secondaryApp.layerMatchesAnyOf(window)
+                    }
+                        ?: return@add false
+
+                val primaryVisibleRegion = primaryAppLayer.visibleRegion?.bounds ?: return@add false
+                val secondaryVisibleRegion =
+                    secondaryAppLayer.visibleRegion?.bounds ?: return@add false
+
+                if (isLandscape(rotation)) {
+                    return@add if (isTablet()) {
+                        secondaryVisibleRegion.right <= primaryVisibleRegion.left
+                    } else {
+                        primaryVisibleRegion.right <= secondaryVisibleRegion.left
+                    }
+                } else {
+                    return@add if (isTablet()) {
+                        primaryVisibleRegion.bottom <= secondaryVisibleRegion.top
+                    } else {
+                        primaryVisibleRegion.bottom <= secondaryVisibleRegion.top
+                    }
+                }
+            }
+            .waitForAndVerify()
+    }
+
+    private fun isLandscape(rotation: Rotation): Boolean {
+        val displayBounds = WindowUtils.getDisplayBounds(rotation)
+        return displayBounds.width > displayBounds.height
+    }
+
+    private fun isTablet(): Boolean {
+        val sizeDp: Point = device.displaySizeDp
+        val LARGE_SCREEN_DP_THRESHOLD = 600
+        return sizeDp.x >= LARGE_SCREEN_DP_THRESHOLD && sizeDp.y >= LARGE_SCREEN_DP_THRESHOLD
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SwitchBackToSplitFromAnotherApp.kt

@@ -0,0 +1,70 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class SwitchBackToSplitFromAnotherApp
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+    private val thirdApp = SplitScreenUtils.getNonResizeable(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+
+        thirdApp.launchViaIntent(wmHelper)
+        wmHelper.StateSyncBuilder().withWindowSurfaceAppeared(thirdApp).waitForAndVerify()
+    }
+
+    @Test
+    open fun switchBackToSplitFromAnotherApp() {
+        tapl.launchedAppState.quickSwitchToPreviousApp()
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SwitchBackToSplitFromHome.kt

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class SwitchBackToSplitFromHome
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+
+        tapl.goHome()
+        wmHelper.StateSyncBuilder().withHomeActivityVisible().waitForAndVerify()
+    }
+
+    @Test
+    open fun switchBackToSplitFromHome() {
+        tapl.workspace.quickSwitchToPreviousApp()
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SwitchBackToSplitFromRecent.kt

@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class SwitchBackToSplitFromRecent
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+
+        tapl.goHome()
+        wmHelper.StateSyncBuilder().withHomeActivityVisible().waitForAndVerify()
+    }
+
+    @Test
+    open fun switchBackToSplitFromRecent() {
+        tapl.workspace.switchToOverview().currentTask.open()
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/SwitchBetweenSplitPairs.kt

@@ -0,0 +1,72 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class SwitchBetweenSplitPairs
+@JvmOverloads
+constructor(val rotation: Rotation = Rotation.ROTATION_0) {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+    private val thirdApp = SplitScreenUtils.getIme(instrumentation)
+    private val fourthApp = SplitScreenUtils.getSendNotification(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule = SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { rotation })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(rotation.value)
+
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, primaryApp, secondaryApp)
+        SplitScreenUtils.enterSplit(wmHelper, tapl, device, thirdApp, fourthApp)
+        SplitScreenUtils.waitForSplitComplete(wmHelper, thirdApp, fourthApp)
+    }
+
+    @Test
+    open fun switchBetweenSplitPairs() {
+        tapl.launchedAppState.quickSwitchToPreviousApp()
+        SplitScreenUtils.waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+        thirdApp.exit(wmHelper)
+        fourthApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/service/splitscreen/scenarios/UnlockKeyguardToSplitScreen.kt

@@ -0,0 +1,68 @@
+/*
+ * Copyright (C) 2023 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.wm.shell.flicker.service.splitscreen.scenarios
+
+import android.app.Instrumentation
+import android.tools.common.NavBar
+import android.tools.common.Rotation
+import android.tools.device.traces.parsers.WindowManagerStateHelper
+import androidx.test.platform.app.InstrumentationRegistry
+import androidx.test.uiautomator.UiDevice
+import com.android.launcher3.tapl.LauncherInstrumentation
+import org.junit.After
+import org.junit.Before
+import org.junit.Ignore
+import org.junit.Rule
+import org.junit.Test
+
+@Ignore("Base Test Class")
+abstract class UnlockKeyguardToSplitScreen {
+    private val instrumentation: Instrumentation = InstrumentationRegistry.getInstrumentation()
+    private val tapl = LauncherInstrumentation()
+    private val wmHelper = WindowManagerStateHelper(instrumentation)
+    private val device = UiDevice.getInstance(instrumentation)
+    private val primaryApp = SplitScreenUtils.getPrimary(instrumentation)
+    private val secondaryApp = SplitScreenUtils.getSecondary(instrumentation)
+
+    @Rule
+    @JvmField
+    val testSetupRule =
+        SplitScreenUtils.testSetupRule({ NavBar.MODE_GESTURAL }, { Rotation.ROTATION_0 })
+
+    @Before
+    fun setup() {
+        tapl.setEnableRotation(true)
+        tapl.setExpectedRotation(Rotation.ROTATION_0.value)
+
+        SplitScreenUtils.enterSplitViaIntent(wmHelper, primaryApp, secondaryApp)
+    }
+
+    @Test
+    open fun unlockKeyguardToSplitScreen() {
+        device.sleep()
+        wmHelper.StateSyncBuilder().withAppTransitionIdle().waitForAndVerify()
+        device.wakeUp()
+        device.pressMenu()
+        wmHelper.StateSyncBuilder().withAppTransitionIdle().waitForAndVerify()
+    }
+
+    @After
+    fun teardown() {
+        primaryApp.exit(wmHelper)
+        secondaryApp.exit(wmHelper)
+    }
+}

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/SplitScreenUtils.kt

@@ -114,13 +114,12 @@ internal object SplitScreenUtils {
     }
 
     fun enterSplitViaIntent(
-            wmHelper: WindowManagerStateHelper,
-            primaryApp: StandardAppHelper,
-            secondaryApp: StandardAppHelper
+        wmHelper: WindowManagerStateHelper,
+        primaryApp: StandardAppHelper,
+        secondaryApp: StandardAppHelper
     ) {
         val stringExtras = mapOf(Primary.EXTRA_LAUNCH_ADJACENT to "true")
-        primaryApp.launchViaIntent(wmHelper, null, null,
-                stringExtras)
+        primaryApp.launchViaIntent(wmHelper, null, null, stringExtras)
         waitForSplitComplete(wmHelper, primaryApp, secondaryApp)
     }
 

libs/WindowManager/Shell/tests/flicker/src/com/android/wm/shell/flicker/splitscreen/benchmark/SwitchBetweenSplitPairsBenchmark.kt

@@ -64,8 +64,7 @@ open class SwitchBetweenSplitPairsBenchmark(override val flicker: LegacyFlickerT
             thisTransition(this)
         }
 
-    @PlatinumTest(focusArea = "sysui")
-    @Presubmit @Test open fun cujCompleted() {}
+    @PlatinumTest(focusArea = "sysui") @Presubmit @Test open fun cujCompleted() {}
 
     companion object {
         @Parameterized.Parameters(name = "{0}")

tests/FlickerTests/src/com/android/server/wm/flicker/close/CloseAppBackButtonTest.kt

@@ -17,7 +17,7 @@
 package com.android.server.wm.flicker.close
 
 import android.platform.test.annotations.FlakyTest
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.FlickerBuilder
 import android.tools.device.flicker.legacy.LegacyFlickerTest

tests/FlickerTests/src/com/android/server/wm/flicker/close/CloseAppBackButtonTestCfArm.kt

@@ -16,7 +16,7 @@
 
 package com.android.server.wm.flicker.close
 
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/close/CloseAppHomeButtonTest.kt

@@ -17,7 +17,7 @@
 package com.android.server.wm.flicker.close
 
 import android.platform.test.annotations.FlakyTest
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.FlickerBuilder
 import android.tools.device.flicker.legacy.LegacyFlickerTest

tests/FlickerTests/src/com/android/server/wm/flicker/close/CloseAppHomeButtonTestCfArm.kt

@@ -16,7 +16,7 @@
 
 package com.android.server.wm.flicker.close
 
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromIconColdTestCfArm.kt

@@ -17,7 +17,7 @@
 package com.android.server.wm.flicker.launch
 
 import android.platform.test.annotations.FlakyTest
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromIntentColdTest.kt

@@ -18,7 +18,7 @@ package com.android.server.wm.flicker.launch
 
 import android.platform.test.annotations.Postsubmit
 import android.platform.test.annotations.Presubmit
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.FlickerBuilder
 import android.tools.device.flicker.legacy.LegacyFlickerTest

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromIntentColdTestCfArm.kt

@@ -17,7 +17,7 @@
 package com.android.server.wm.flicker.launch
 
 import android.platform.test.annotations.FlakyTest
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromIntentWarmTest.kt

@@ -18,7 +18,7 @@ package com.android.server.wm.flicker.launch
 
 import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Presubmit
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.FlickerBuilder
 import android.tools.device.flicker.legacy.LegacyFlickerTest

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromIntentWarmTestCfArm.kt

@@ -16,7 +16,7 @@
 
 package com.android.server.wm.flicker.launch
 
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromLockscreenViaIntentTest.kt

@@ -21,7 +21,7 @@ import android.platform.test.annotations.Presubmit
 import android.tools.common.NavBar
 import android.tools.common.Rotation
 import android.tools.common.traces.component.ComponentNameMatcher
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTest.kt

@@ -19,7 +19,7 @@ package com.android.server.wm.flicker.launch
 import android.platform.test.annotations.FlakyTest
 import android.platform.test.annotations.Presubmit
 import android.tools.common.Rotation
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.FlickerBuilder
 import android.tools.device.flicker.legacy.LegacyFlickerTest

tests/FlickerTests/src/com/android/server/wm/flicker/launch/OpenAppFromOverviewTestCfArm.kt

@@ -16,7 +16,7 @@
 
 package com.android.server.wm.flicker.launch
 
-import android.tools.device.flicker.annotation.FlickerServiceCompatible
+import android.tools.common.flicker.annotation.FlickerServiceCompatible
 import android.tools.device.flicker.junit.FlickerParametersRunnerFactory
 import android.tools.device.flicker.legacy.LegacyFlickerTest
 import android.tools.device.flicker.legacy.LegacyFlickerTestFactory