TaskbarPinningController Unit Tests

Test: Presubmit
Bug: 265439107
Flag: NONE

Change-Id: I5da3558adf88126b07c5d6217ee4fbbcc1e2e348
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
index 9e1c077..7fcc4a5 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarActivityContext.java
@@ -74,6 +74,7 @@
 import com.android.launcher3.AbstractFloatingView;
 import com.android.launcher3.BubbleTextView;
 import com.android.launcher3.DeviceProfile;
+import com.android.launcher3.LauncherPrefs;
 import com.android.launcher3.LauncherSettings.Favorites;
 import com.android.launcher3.R;
 import com.android.launcher3.anim.AnimatorPlaybackController;
@@ -182,6 +183,8 @@
 
     private DeviceProfile mPersistentTaskbarDeviceProfile;
 
+    private final LauncherPrefs mLauncherPrefs;
+
     public TaskbarActivityContext(Context windowContext,
             @Nullable Context navigationBarPanelContext, DeviceProfile launcherDp,
             TaskbarNavButtonController buttonController, ScopedUnfoldTransitionProgressProvider
@@ -293,6 +296,8 @@
                 new KeyboardQuickSwitchController(),
                 new TaskbarPinningController(this),
                 bubbleControllersOptional);
+
+        mLauncherPrefs = LauncherPrefs.get(this);
     }
 
     /** Updates {@link DeviceProfile} instances for any Taskbar windows. */
@@ -410,6 +415,11 @@
                 getDeviceProfile().toSmallString());
     }
 
+    @NonNull
+    public LauncherPrefs getLauncherPrefs() {
+        return mLauncherPrefs;
+    }
+
     /**
      * Returns the View bounds of transient taskbar.
      */
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt b/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
index cbfa024..6cb28ee 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarPinningController.kt
@@ -16,7 +16,9 @@
 package com.android.launcher3.taskbar
 
 import android.animation.AnimatorSet
+import android.annotation.SuppressLint
 import android.view.View
+import androidx.annotation.VisibleForTesting
 import androidx.core.animation.doOnEnd
 import com.android.launcher3.LauncherPrefs
 import com.android.launcher3.LauncherPrefs.Companion.TASKBAR_PINNING
@@ -31,46 +33,68 @@
 
     private lateinit var controllers: TaskbarControllers
     private lateinit var taskbarSharedState: TaskbarSharedState
-    private val launcherPrefs = LauncherPrefs.get(context)
+    private lateinit var launcherPrefs: LauncherPrefs
     private val statsLogManager = context.statsLogManager
-    private var isAnimatingTaskbarPinning = false
+    @VisibleForTesting var isAnimatingTaskbarPinning = false
+    @VisibleForTesting lateinit var onCloseCallback: (preferenceChanged: Boolean) -> Unit
 
+    @SuppressLint("VisibleForTests")
     fun init(taskbarControllers: TaskbarControllers, sharedState: TaskbarSharedState) {
         controllers = taskbarControllers
         taskbarSharedState = sharedState
+        launcherPrefs = context.launcherPrefs
+        onCloseCallback =
+            fun(didPreferenceChange: Boolean) {
+                statsLogManager.logger().log(LAUNCHER_TASKBAR_DIVIDER_MENU_CLOSE)
+                context.dragLayer.post { context.onPopupVisibilityChanged(false) }
+
+                if (!didPreferenceChange) {
+                    return
+                }
+                val animateToValue =
+                    if (!launcherPrefs.get(TASKBAR_PINNING)) {
+                        PINNING_PERSISTENT
+                    } else {
+                        PINNING_TRANSIENT
+                    }
+                taskbarSharedState.taskbarWasPinned = animateToValue == PINNING_TRANSIENT
+                animateTaskbarPinning(animateToValue)
+            }
     }
 
     fun showPinningView(view: View) {
         context.isTaskbarWindowFullscreen = true
-
         view.post {
-            val popupView = createAndPopulate(view, context)
+            val popupView = getPopupView(view)
             popupView.requestFocus()
-
-            popupView.onCloseCallback =
-                callback@{ didPreferenceChange ->
-                    statsLogManager.logger().log(LAUNCHER_TASKBAR_DIVIDER_MENU_CLOSE)
-                    context.dragLayer.post { context.onPopupVisibilityChanged(false) }
-
-                    if (!didPreferenceChange) {
-                        return@callback
-                    }
-                    val animateToValue =
-                        if (!launcherPrefs.get(TASKBAR_PINNING)) {
-                            PINNING_PERSISTENT
-                        } else {
-                            PINNING_TRANSIENT
-                        }
-                    taskbarSharedState.taskbarWasPinned = animateToValue == PINNING_TRANSIENT
-                    animateTaskbarPinning(animateToValue)
-                }
+            popupView.onCloseCallback = onCloseCallback
             context.onPopupVisibilityChanged(true)
             popupView.show()
             statsLogManager.logger().log(LAUNCHER_TASKBAR_DIVIDER_MENU_OPEN)
         }
     }
 
-    private fun animateTaskbarPinning(animateToValue: Float) {
+    @VisibleForTesting
+    fun getPopupView(view: View): TaskbarDividerPopupView<*> {
+        return createAndPopulate(view, context)
+    }
+
+    @VisibleForTesting
+    fun animateTaskbarPinning(animateToValue: Float) {
+        val taskbarViewController = controllers.taskbarViewController
+        val animatorSet =
+            getAnimatorSetForTaskbarPinningAnimation(animateToValue).apply {
+                doOnEnd { recreateTaskbarAndUpdatePinningValue() }
+                duration = PINNING_ANIMATION_DURATION
+            }
+        controllers.taskbarOverlayController.hideWindow()
+        updateIsAnimatingTaskbarPinningAndNotifyTaskbarDragLayer(true)
+        taskbarViewController.animateAwayNotificationDotsDuringTaskbarPinningAnimation()
+        animatorSet.start()
+    }
+
+    @VisibleForTesting
+    fun getAnimatorSetForTaskbarPinningAnimation(animateToValue: Float): AnimatorSet {
         val animatorSet = AnimatorSet()
         val taskbarViewController = controllers.taskbarViewController
         val dragLayerController = controllers.taskbarDragLayerController
@@ -82,13 +106,7 @@
             taskbarViewController.taskbarIconTranslationXForPinning.animateToValue(animateToValue)
         )
 
-        controllers.taskbarOverlayController.hideWindow()
-
-        animatorSet.doOnEnd { recreateTaskbarAndUpdatePinningValue() }
-        animatorSet.duration = PINNING_ANIMATION_DURATION
-        updateIsAnimatingTaskbarPinningAndNotifyTaskbarDragLayer(true)
-        taskbarViewController.animateAwayNotificationDotsDuringTaskbarPinningAnimation()
-        animatorSet.start()
+        return animatorSet
     }
 
     private fun updateIsAnimatingTaskbarPinningAndNotifyTaskbarDragLayer(isAnimating: Boolean) {
@@ -96,7 +114,8 @@
         context.dragLayer.setAnimatingTaskbarPinning(isAnimating)
     }
 
-    private fun recreateTaskbarAndUpdatePinningValue() {
+    @VisibleForTesting
+    fun recreateTaskbarAndUpdatePinningValue() {
         updateIsAnimatingTaskbarPinningAndNotifyTaskbarDragLayer(false)
         launcherPrefs.put(TASKBAR_PINNING, !launcherPrefs.get(TASKBAR_PINNING))
     }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
index 176a8c5..1224b3f 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarSharedState.java
@@ -73,9 +73,17 @@
     };
 
     // Allows us to shift translation logic when doing taskbar pinning animation.
-    public Boolean startTaskbarVariantIsTransient = true;
+    public boolean startTaskbarVariantIsTransient = true;
 
     // To track if taskbar was pinned using taskbar pinning feature at the time of recreate,
     // so we can unstash transient taskbar when we un-pinning taskbar.
-    public Boolean taskbarWasPinned = false;
+    private boolean mTaskbarWasPinned = false;
+
+    public boolean getTaskbarWasPinned() {
+        return mTaskbarWasPinned;
+    }
+
+    public void setTaskbarWasPinned(boolean taskbarWasPinned) {
+        mTaskbarWasPinned = taskbarWasPinned;
+    }
 }
diff --git a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
index 9c532ec..c74ddcb 100644
--- a/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
+++ b/quickstep/src/com/android/launcher3/taskbar/TaskbarStashController.java
@@ -307,7 +307,7 @@
         boolean isTransientTaskbar = DisplayController.isTransientTaskbar(mActivity);
         boolean isInSetup = !mActivity.isUserSetupComplete() || setupUIVisible;
         updateStateForFlag(FLAG_STASHED_IN_APP_AUTO,
-                isTransientTaskbar && !mTaskbarSharedState.taskbarWasPinned);
+                isTransientTaskbar && !mTaskbarSharedState.getTaskbarWasPinned());
         updateStateForFlag(FLAG_STASHED_IN_APP_SETUP, isInSetup);
         updateStateForFlag(FLAG_IN_SETUP, isInSetup);
         updateStateForFlag(FLAG_STASHED_SMALL_SCREEN, isPhoneMode()
@@ -316,7 +316,7 @@
         // us that we're paused until a bit later. This avoids flickering upon recreating taskbar.
         updateStateForFlag(FLAG_IN_APP, true);
         applyState(/* duration = */ 0);
-        if (mTaskbarSharedState.taskbarWasPinned) {
+        if (mTaskbarSharedState.getTaskbarWasPinned()) {
             tryStartTaskbarTimeout();
         }
         notifyStashChange(/* visible */ false, /* stashed */ isStashedInApp());
diff --git a/quickstep/tests/src/com/android/quickstep/taskbar/controllers/TaskbarPinningControllerTest.kt b/quickstep/tests/src/com/android/quickstep/taskbar/controllers/TaskbarPinningControllerTest.kt
new file mode 100644
index 0000000..dbe4624
--- /dev/null
+++ b/quickstep/tests/src/com/android/quickstep/taskbar/controllers/TaskbarPinningControllerTest.kt
@@ -0,0 +1,202 @@
+/*
+ * 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.quickstep.taskbar.controllers
+
+import android.animation.AnimatorSet
+import android.animation.ObjectAnimator
+import android.view.View
+import androidx.test.ext.junit.runners.AndroidJUnit4
+import androidx.test.filters.SmallTest
+import com.android.launcher3.LauncherPrefs
+import com.android.launcher3.LauncherPrefs.Companion.TASKBAR_PINNING
+import com.android.launcher3.logging.StatsLogManager
+import com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASKBAR_DIVIDER_MENU_CLOSE
+import com.android.launcher3.logging.StatsLogManager.LauncherEvent.LAUNCHER_TASKBAR_DIVIDER_MENU_OPEN
+import com.android.launcher3.taskbar.TaskbarActivityContext
+import com.android.launcher3.taskbar.TaskbarBaseTestCase
+import com.android.launcher3.taskbar.TaskbarDividerPopupView
+import com.android.launcher3.taskbar.TaskbarDragLayer
+import com.android.launcher3.taskbar.TaskbarPinningController
+import com.android.launcher3.taskbar.TaskbarPinningController.Companion.PINNING_PERSISTENT
+import com.android.launcher3.taskbar.TaskbarPinningController.Companion.PINNING_TRANSIENT
+import com.android.launcher3.taskbar.TaskbarSharedState
+import com.google.common.truth.Truth.assertThat
+import org.junit.Before
+import org.junit.Test
+import org.junit.runner.RunWith
+import org.mockito.kotlin.any
+import org.mockito.kotlin.argumentCaptor
+import org.mockito.kotlin.doNothing
+import org.mockito.kotlin.doReturn
+import org.mockito.kotlin.mock
+import org.mockito.kotlin.never
+import org.mockito.kotlin.spy
+import org.mockito.kotlin.times
+import org.mockito.kotlin.verify
+import org.mockito.kotlin.whenever
+
+@SmallTest
+@RunWith(AndroidJUnit4::class)
+class TaskbarPinningControllerTest : TaskbarBaseTestCase() {
+    private val taskbarDragLayer = mock<TaskbarDragLayer>()
+    private val taskbarSharedState = mock<TaskbarSharedState>()
+    private val launcherPrefs = mock<LauncherPrefs> { on { get(TASKBAR_PINNING) } doReturn false }
+    private val statsLogger = mock<StatsLogManager.StatsLogger>()
+    private val statsLogManager = mock<StatsLogManager> { on { logger() } doReturn statsLogger }
+    private lateinit var pinningController: TaskbarPinningController
+
+    @Before
+    override fun setup() {
+        super.setup()
+        whenever(taskbarActivityContext.launcherPrefs).thenReturn(launcherPrefs)
+        whenever(taskbarActivityContext.dragLayer).thenReturn(taskbarDragLayer)
+        whenever(taskbarActivityContext.statsLogManager).thenReturn(statsLogManager)
+        pinningController = spy(TaskbarPinningController(taskbarActivityContext))
+        pinningController.init(taskbarControllers, taskbarSharedState)
+    }
+
+    @Test
+    fun testOnCloseCallback_whenClosingPopupView_shouldLogStatsForClosingPopupMenu() {
+        pinningController.onCloseCallback(false)
+        verify(statsLogger, times(1)).log(LAUNCHER_TASKBAR_DIVIDER_MENU_CLOSE)
+    }
+
+    @Test
+    fun testOnCloseCallback_whenClosingPopupView_shouldPostVisibilityChangedToDragLayer() {
+        val argumentCaptor = argumentCaptor<Runnable>()
+        pinningController.onCloseCallback(false)
+        verify(taskbarDragLayer, times(1)).post(argumentCaptor.capture())
+
+        val runnable = argumentCaptor.lastValue
+        assertThat(runnable).isNotNull()
+
+        runnable.run()
+        verify(taskbarActivityContext, times(1)).onPopupVisibilityChanged(false)
+    }
+
+    @Test
+    fun testOnCloseCallback_whenPreferenceUnchanged_shouldNotAnimateTaskbarPinning() {
+        pinningController.onCloseCallback(false)
+        verify(taskbarSharedState, never()).taskbarWasPinned = true
+        verify(pinningController, never()).animateTaskbarPinning(any())
+    }
+
+    @Test
+    fun testOnCloseCallback_whenPreferenceChanged_shouldAnimateToPinnedTaskbar() {
+        whenever(launcherPrefs.get(TASKBAR_PINNING)).thenReturn(false)
+        doNothing().whenever(pinningController).animateTaskbarPinning(any())
+
+        pinningController.onCloseCallback(true)
+
+        verify(taskbarSharedState, times(1)).taskbarWasPinned = false
+        verify(pinningController, times(1)).animateTaskbarPinning(PINNING_PERSISTENT)
+    }
+
+    @Test
+    fun testOnCloseCallback_whenPreferenceChanged_shouldAnimateToTransientTaskbar() {
+        whenever(launcherPrefs.get(TASKBAR_PINNING)).thenReturn(true)
+        doNothing().whenever(pinningController).animateTaskbarPinning(any())
+
+        pinningController.onCloseCallback(true)
+
+        verify(taskbarSharedState, times(1)).taskbarWasPinned = true
+        verify(pinningController, times(1)).animateTaskbarPinning(PINNING_TRANSIENT)
+    }
+
+    @Test
+    fun testShowPinningView_whenShowingPinningView_shouldSetTaskbarWindowFullscreenAndPostRunnableToView() {
+        val popupView =
+            mock<TaskbarDividerPopupView<TaskbarActivityContext>> {
+                on { requestFocus() } doReturn true
+            }
+        val view = mock<View>()
+        val argumentCaptor = argumentCaptor<Runnable>()
+        doReturn(popupView).whenever(pinningController).getPopupView(view)
+
+        pinningController.showPinningView(view)
+
+        verify(view, times(1)).post(argumentCaptor.capture())
+
+        val runnable = argumentCaptor.lastValue
+        assertThat(runnable).isNotNull()
+        runnable.run()
+
+        verify(pinningController, times(1)).getPopupView(view)
+        verify(popupView, times(1)).requestFocus()
+        verify(popupView, times(1)).onCloseCallback = any()
+        verify(taskbarActivityContext, times(1)).onPopupVisibilityChanged(true)
+        verify(popupView, times(1)).show()
+        verify(statsLogger, times(1)).log(LAUNCHER_TASKBAR_DIVIDER_MENU_OPEN)
+    }
+
+    @Test
+    fun testAnimateTaskbarPinning_whenAnimationEnds_shouldInvokeCallbackDoOnEnd() {
+        val animatorSet = spy(AnimatorSet())
+        doReturn(animatorSet)
+            .whenever(pinningController)
+            .getAnimatorSetForTaskbarPinningAnimation(PINNING_PERSISTENT)
+        doNothing().whenever(animatorSet).start()
+        pinningController.animateTaskbarPinning(PINNING_PERSISTENT)
+        animatorSet.listeners[0].onAnimationEnd(ObjectAnimator())
+        verify(pinningController, times(1)).recreateTaskbarAndUpdatePinningValue()
+    }
+
+    @Test
+    fun testAnimateTaskbarPinning_whenAnimatingToPersistentTaskbar_shouldAnimateToPinnedTaskbar() {
+        val animatorSet = spy(AnimatorSet())
+        doReturn(animatorSet)
+            .whenever(pinningController)
+            .getAnimatorSetForTaskbarPinningAnimation(PINNING_PERSISTENT)
+        doNothing().whenever(animatorSet).start()
+        pinningController.animateTaskbarPinning(PINNING_PERSISTENT)
+
+        verify(taskbarOverlayController, times(1)).hideWindow()
+        verify(pinningController, times(1))
+            .getAnimatorSetForTaskbarPinningAnimation(PINNING_PERSISTENT)
+        verify(taskbarViewController, times(1))
+            .animateAwayNotificationDotsDuringTaskbarPinningAnimation()
+        verify(taskbarDragLayer, times(1)).setAnimatingTaskbarPinning(true)
+        assertThat(pinningController.isAnimatingTaskbarPinning).isTrue()
+        assertThat(animatorSet.listeners).isNotNull()
+    }
+
+    @Test
+    fun testAnimateTaskbarPinning_whenAnimatingToTransientTaskbar_shouldAnimateToTransientTaskbar() {
+        val animatorSet = spy(AnimatorSet())
+        doReturn(animatorSet)
+            .whenever(pinningController)
+            .getAnimatorSetForTaskbarPinningAnimation(PINNING_TRANSIENT)
+        doNothing().whenever(animatorSet).start()
+        pinningController.animateTaskbarPinning(PINNING_TRANSIENT)
+
+        verify(taskbarOverlayController, times(1)).hideWindow()
+        verify(pinningController, times(1))
+            .getAnimatorSetForTaskbarPinningAnimation(PINNING_TRANSIENT)
+        verify(taskbarDragLayer, times(1)).setAnimatingTaskbarPinning(true)
+        assertThat(pinningController.isAnimatingTaskbarPinning).isTrue()
+        verify(taskbarViewController, times(1))
+            .animateAwayNotificationDotsDuringTaskbarPinningAnimation()
+        assertThat(animatorSet.listeners).isNotNull()
+    }
+
+    @Test
+    fun testRecreateTaskbarAndUpdatePinningValue_whenAnimationEnds_shouldUpdateTaskbarPinningLauncherPref() {
+        pinningController.recreateTaskbarAndUpdatePinningValue()
+        verify(taskbarDragLayer, times(1)).setAnimatingTaskbarPinning(false)
+        assertThat(pinningController.isAnimatingTaskbarPinning).isFalse()
+        verify(launcherPrefs, times(1)).put(TASKBAR_PINNING, true)
+    }
+}