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Commit 7b546489 authored by Govinda Wasserman's avatar Govinda Wasserman
Browse files

Ensure that handles are hidden and stay hidden when not fully awake 

Previously handles used either the wakefulness lifecycle or the doze
state to determine whether to hide the handles. This change makes them
use both and hides if either signal indicates that the phone is not
fully awake.

Test: atest google/perf/jank/SystemUI/UbSystemUIJankTests-Lock:android.platform.systemui.tests.jank.SystemUiJankTests#testUnlock -v
Test: atest AssistHandleLikeHomeBehaviorTest
BUG:141219006
FIX:141219006
Change-Id: Iedbf5421c369440a3170f1a0b1add66bd289ec7a
Merged-In: Iedbf5421c369440a3170f1a0b1add66bd289ec7a
parent 8c0b496c

packages/SystemUI/src/com/android/systemui/assist/AssistHandleLikeHomeBehavior.java

+37 −9
Original line number Diff line number Diff line
@@ -22,6 +22,7 @@ import androidx.annotation.Nullable; 


import com.android.systemui.assist.AssistHandleBehaviorController.BehaviorController;

import com.android.systemui.keyguard.WakefulnessLifecycle;

import com.android.systemui.plugins.statusbar.StatusBarStateController;

import com.android.systemui.recents.OverviewProxyService;

import com.android.systemui.shared.system.QuickStepContract;
@@ -39,26 +40,33 @@ import dagger.Lazy; 
@Singleton

final class AssistHandleLikeHomeBehavior implements BehaviorController {



    private final StatusBarStateController.StateListener mStatusBarStateListener =

            new StatusBarStateController.StateListener() {

                @Override

                public void onDozingChanged(boolean isDozing) {

                    handleDozingChanged(isDozing);

                }

            };

    private final WakefulnessLifecycle.Observer mWakefulnessLifecycleObserver =

            new WakefulnessLifecycle.Observer() {

                @Override

                public void onStartedWakingUp() {

                    handleDozingChanged(/* isDozing = */ true);

                    handleWakefullnessChanged(/* isAwake = */ false);

                }



                @Override

                public void onFinishedWakingUp() {

                    handleDozingChanged(/* isDozing = */ false);

                    handleWakefullnessChanged(/* isAwake = */ true);

                }



                @Override

                public void onStartedGoingToSleep() {

                    handleDozingChanged(/* isDozing = */ true);

                    handleWakefullnessChanged(/* isAwake = */ false);

                }



                @Override

                public void onFinishedGoingToSleep() {

                    handleDozingChanged(/* isDozing = */ true);

                    handleWakefullnessChanged(/* isAwake = */ false);

                }

            };

    private final OverviewProxyService.OverviewProxyListener mOverviewProxyListener =
@@ -69,19 +77,22 @@ final class AssistHandleLikeHomeBehavior implements BehaviorController { 
        }

    };





    private final Lazy<StatusBarStateController> mStatusBarStateController;

    private final Lazy<WakefulnessLifecycle> mWakefulnessLifecycle;

    private final Lazy<OverviewProxyService> mOverviewProxyService;



    private boolean mIsDozing;

    private boolean mIsAwake;

    private boolean mIsHomeHandleHiding;



    @Nullable private AssistHandleCallbacks mAssistHandleCallbacks;



    @Inject

    AssistHandleLikeHomeBehavior(

            Lazy<StatusBarStateController> statusBarStateController,

            Lazy<WakefulnessLifecycle> wakefulnessLifecycle,

            Lazy<OverviewProxyService> overviewProxyService) {

        mStatusBarStateController = statusBarStateController;

        mWakefulnessLifecycle = wakefulnessLifecycle;

        mOverviewProxyService = overviewProxyService;

    }
@@ -89,8 +100,10 @@ final class AssistHandleLikeHomeBehavior implements BehaviorController { 
    @Override

    public void onModeActivated(Context context, AssistHandleCallbacks callbacks) {

        mAssistHandleCallbacks = callbacks;

        mIsDozing = mWakefulnessLifecycle.get().getWakefulness()

                != WakefulnessLifecycle.WAKEFULNESS_AWAKE;

        mIsDozing = mStatusBarStateController.get().isDozing();

        mStatusBarStateController.get().addCallback(mStatusBarStateListener);

        mIsAwake = mWakefulnessLifecycle.get().getWakefulness()

                == WakefulnessLifecycle.WAKEFULNESS_AWAKE;

        mWakefulnessLifecycle.get().addObserver(mWakefulnessLifecycleObserver);

        mOverviewProxyService.get().addCallback(mOverviewProxyListener);

        callbackForCurrentState();
@@ -99,6 +112,7 @@ final class AssistHandleLikeHomeBehavior implements BehaviorController { 
    @Override

    public void onModeDeactivated() {

        mAssistHandleCallbacks = null;

        mStatusBarStateController.get().removeCallback(mStatusBarStateListener);

        mWakefulnessLifecycle.get().removeObserver(mWakefulnessLifecycleObserver);

        mOverviewProxyService.get().removeCallback(mOverviewProxyListener);

    }
@@ -116,6 +130,15 @@ final class AssistHandleLikeHomeBehavior implements BehaviorController { 
        callbackForCurrentState();

    }



    private void handleWakefullnessChanged(boolean isAwake) {

        if (mIsAwake == isAwake) {

            return;

        }



        mIsAwake = isAwake;

        callbackForCurrentState();

    }



    private void handleSystemUiStateChange(int sysuiStateFlags) {

        boolean isHomeHandleHiding = isHomeHandleHiding(sysuiStateFlags);

        if (mIsHomeHandleHiding == isHomeHandleHiding) {
@@ -131,18 +154,23 @@ final class AssistHandleLikeHomeBehavior implements BehaviorController { 
            return;

        }



        if (mIsHomeHandleHiding || mIsDozing) {

        if (mIsHomeHandleHiding || !isFullyAwake()) {

            mAssistHandleCallbacks.hide();

        } else {

            mAssistHandleCallbacks.showAndStay();

        }

    }



    private boolean isFullyAwake() {

        return mIsAwake && !mIsDozing;

    }



    @Override

    public void dump(PrintWriter pw, String prefix) {

        pw.println("Current AssistHandleLikeHomeBehavior State:");

        pw.println(prefix + "Current AssistHandleLikeHomeBehavior State:");



        pw.println(prefix + "   mIsDozing=" + mIsDozing);

        pw.println(prefix + "   mIsAwake=" + mIsAwake);

        pw.println(prefix + "   mIsHomeHandleHiding=" + mIsHomeHandleHiding);

    }

}

packages/SystemUI/src/com/android/systemui/assist/AssistHandleReminderExpBehavior.java

+43 −8
Original line number Diff line number Diff line
@@ -93,6 +93,11 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
                public void onStateChanged(int newState) {

                    handleStatusBarStateChanged(newState);

                }



                @Override

                public void onDozingChanged(boolean isDozing) {

                    handleDozingChanged(isDozing);

                }

            };

    private final TaskStackChangeListener mTaskStackChangeListener =

            new TaskStackChangeListener() {
@@ -120,14 +125,24 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
            };

    private final WakefulnessLifecycle.Observer mWakefulnessLifecycleObserver =

            new WakefulnessLifecycle.Observer() {

                @Override

                public void onStartedWakingUp() {

                    handleWakefullnessChanged(/* isAwake = */ false);

                }



                @Override

                public void onFinishedWakingUp() {

                    handleDozingChanged(false);

                    handleWakefullnessChanged(/* isAwake = */ true);

                }



                @Override

                public void onStartedGoingToSleep() {

                    handleDozingChanged(true);

                    handleWakefullnessChanged(/* isAwake = */ false);

                }



                @Override

                public void onFinishedGoingToSleep() {

                    handleWakefullnessChanged(/* isAwake = */ false);

                }

            };

    private final BroadcastReceiver mDefaultHomeBroadcastReceiver = new BroadcastReceiver() {
@@ -150,6 +165,7 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 


    private boolean mOnLockscreen;

    private boolean mIsDozing;

    private boolean mIsAwake;

    private int mRunningTaskId;

    private boolean mIsNavBarHidden;

    private boolean mIsLauncherShowing;
@@ -200,14 +216,15 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
        mDefaultHome = getCurrentDefaultHome();

        context.registerReceiver(mDefaultHomeBroadcastReceiver, mDefaultHomeIntentFilter);

        mOnLockscreen = onLockscreen(mStatusBarStateController.get().getState());

        mIsDozing = mStatusBarStateController.get().isDozing();

        mStatusBarStateController.get().addCallback(mStatusBarStateListener);

        ActivityManager.RunningTaskInfo runningTaskInfo =

                mActivityManagerWrapper.get().getRunningTask();

        mRunningTaskId = runningTaskInfo == null ? 0 : runningTaskInfo.taskId;

        mActivityManagerWrapper.get().registerTaskStackListener(mTaskStackChangeListener);

        mOverviewProxyService.get().addCallback(mOverviewProxyListener);

        mIsDozing = mWakefulnessLifecycle.get().getWakefulness()

                != WakefulnessLifecycle.WAKEFULNESS_AWAKE;

        mIsAwake = mWakefulnessLifecycle.get().getWakefulness()

                == WakefulnessLifecycle.WAKEFULNESS_AWAKE;

        mWakefulnessLifecycle.get().addObserver(mWakefulnessLifecycleObserver);



        mLearningTimeElapsed = Settings.Secure.getLong(
@@ -249,7 +266,10 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 


    @Override

    public void onAssistHandlesRequested() {

        if (mAssistHandleCallbacks != null && !mIsDozing && !mIsNavBarHidden && !mOnLockscreen) {

        if (mAssistHandleCallbacks != null

                && isFullyAwake()

                && !mIsNavBarHidden

                && !mOnLockscreen) {

            mAssistHandleCallbacks.showAndGo();

        }

    }
@@ -296,6 +316,16 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
        callbackForCurrentState(/* justUnlocked = */ false);

    }



    private void handleWakefullnessChanged(boolean isAwake) {

        if (mIsAwake == isAwake) {

            return;

        }



        resetConsecutiveTaskSwitches();

        mIsAwake = isAwake;

        callbackForCurrentState(/* justUnlocked = */ false);

    }



    private void handleTaskStackTopChanged(int taskId, @Nullable ComponentName taskComponentName) {

        if (mRunningTaskId == taskId || taskComponentName == null) {

            return;
@@ -349,7 +379,7 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
            return;

        }



        if (mIsDozing || mIsNavBarHidden || mOnLockscreen || !getShowWhenTaught()) {

        if (!isFullyAwake() || mIsNavBarHidden || mOnLockscreen || !getShowWhenTaught()) {

            mAssistHandleCallbacks.hide();

        } else if (justUnlocked) {

            long currentEpochDay = LocalDate.now().toEpochDay();
@@ -371,7 +401,7 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
            return;

        }



        if (mIsDozing || mIsNavBarHidden || isSuppressed()) {

        if (!isFullyAwake() || mIsNavBarHidden || isSuppressed()) {

            mAssistHandleCallbacks.hide();

        } else if (mOnLockscreen) {

            mAssistHandleCallbacks.showAndStay();
@@ -422,6 +452,10 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
        mHandler.postDelayed(mResetConsecutiveTaskSwitches, getShowAndGoDelayResetTimeoutMs());

    }



    private boolean isFullyAwake() {

        return mIsAwake && !mIsDozing;

    }



    private long getLearningTimeMs() {

        return mPhenotypeHelper.getLong(

                SystemUiDeviceConfigFlags.ASSIST_HANDLES_LEARN_TIME_MS,
@@ -481,6 +515,7 @@ final class AssistHandleReminderExpBehavior implements BehaviorController { 
        pw.println(prefix + "Current AssistHandleReminderExpBehavior State:");

        pw.println(prefix + "   mOnLockscreen=" + mOnLockscreen);

        pw.println(prefix + "   mIsDozing=" + mIsDozing);

        pw.println(prefix + "   mIsAwake=" + mIsAwake);

        pw.println(prefix + "   mRunningTaskId=" + mRunningTaskId);

        pw.println(prefix + "   mDefaultHome=" + mDefaultHome);

        pw.println(prefix + "   mIsNavBarHidden=" + mIsNavBarHidden);

packages/SystemUI/tests/src/com/android/systemui/assist/AssistHandleLikeHomeBehaviorTest.java

+136 −22
Original line number Diff line number Diff line
@@ -30,6 +30,7 @@ import androidx.test.filters.SmallTest; 


import com.android.systemui.SysuiTestCase;

import com.android.systemui.keyguard.WakefulnessLifecycle;

import com.android.systemui.plugins.statusbar.StatusBarStateController;

import com.android.systemui.recents.OverviewProxyService;

import com.android.systemui.shared.system.QuickStepContract;
@@ -47,6 +48,7 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 


    private AssistHandleLikeHomeBehavior mAssistHandleLikeHomeBehavior;



    @Mock private StatusBarStateController mMockStatusBarStateController;

    @Mock private WakefulnessLifecycle mMockWakefulnessLifecycle;

    @Mock private OverviewProxyService mMockOverviewProxyService;

    @Mock private AssistHandleCallbacks mMockAssistHandleCallbacks;
@@ -55,7 +57,9 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
    public void setup() {

        MockitoAnnotations.initMocks(this);

        mAssistHandleLikeHomeBehavior = new AssistHandleLikeHomeBehavior(

                () -> mMockWakefulnessLifecycle, () -> mMockOverviewProxyService);

                () -> mMockStatusBarStateController,

                () -> mMockWakefulnessLifecycle,

                () -> mMockOverviewProxyService);

    }



    @Test
@@ -66,6 +70,9 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);



        // Assert

        verify(mMockStatusBarStateController).isDozing();

        verify(mMockStatusBarStateController).addCallback(

                any(StatusBarStateController.StateListener.class));

        verify(mMockWakefulnessLifecycle).getWakefulness();

        verify(mMockWakefulnessLifecycle).addObserver(any(WakefulnessLifecycle.Observer.class));

        verify(mMockOverviewProxyService).addCallback(any(
@@ -74,8 +81,9 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
    }



    @Test

    public void onModeActivated_showsHandlesWhenAwake() {

    public void onModeActivated_showsHandlesWhenFullyAwake() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(false);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_AWAKE);
@@ -90,6 +98,7 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
    @Test

    public void onModeActivated_hidesHandlesWhenNotAwake() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(true);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_ASLEEP);
@@ -101,73 +110,140 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        verifyNoMoreInteractions(mMockAssistHandleCallbacks);

    }



    @Test

    public void onModeActivated_hidesHandlesWhenDozing() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(true);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_AWAKE);



        // Act

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);



        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(mMockAssistHandleCallbacks);

    }



    @Test

    public void onModeDeactivated_stopsObserving() {

        // Arrange

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        ArgumentCaptor<StatusBarStateController.StateListener> stateListener =

                ArgumentCaptor.forClass(StatusBarStateController.StateListener.class);

        ArgumentCaptor<WakefulnessLifecycle.Observer> observer =

                ArgumentCaptor.forClass(WakefulnessLifecycle.Observer.class);

        ArgumentCaptor<OverviewProxyService.OverviewProxyListener> overviewProxyListener =

                ArgumentCaptor.forClass(OverviewProxyService.OverviewProxyListener.class);

        verify(mMockStatusBarStateController).addCallback(stateListener.capture());

        verify(mMockWakefulnessLifecycle).addObserver(observer.capture());

        verify(mMockOverviewProxyService).addCallback(overviewProxyListener.capture());

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        mAssistHandleLikeHomeBehavior.onModeDeactivated();



        // Assert

        verify(mMockStatusBarStateController).removeCallback(eq(stateListener.getValue()));

        verify(mMockWakefulnessLifecycle).removeObserver(eq(observer.getValue()));

        verify(mMockOverviewProxyService).removeCallback(eq(overviewProxyListener.getValue()));

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onAssistantGesturePerformed_doesNothing() {

        // Arrange

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        mAssistHandleLikeHomeBehavior.onAssistantGesturePerformed();



        // Assert

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onAssistHandlesRequested_doesNothing() {

        // Arrange

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        mAssistHandleLikeHomeBehavior.onAssistHandlesRequested();



        // Assert

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onWake_handlesShow() {

    public void onBothAwakeAndUnDoze_handlesShow() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(true);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_ASLEEP);

        ArgumentCaptor<StatusBarStateController.StateListener> stateListener =

                ArgumentCaptor.forClass(StatusBarStateController.StateListener.class);

        ArgumentCaptor<WakefulnessLifecycle.Observer> observer =

                ArgumentCaptor.forClass(WakefulnessLifecycle.Observer.class);

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        verify(mMockStatusBarStateController).addCallback(stateListener.capture());

        verify(mMockWakefulnessLifecycle).addObserver(observer.capture());

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        observer.getValue().onStartedWakingUp();

        observer.getValue().onFinishedWakingUp();



        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Arrange

        observer.getValue().onFinishedGoingToSleep();

        reset(mMockAssistHandleCallbacks);



        // Act

        stateListener.getValue().onDozingChanged(false);



        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        observer.getValue().onFinishedWakingUp();
@@ -175,19 +251,30 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        // Assert

        verify(mMockAssistHandleCallbacks).showAndStay();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onSleep_handlesHide() {

    public void onSleepOrDoze_handlesHide() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(false);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_AWAKE);

        ArgumentCaptor<StatusBarStateController.StateListener> stateListener =

                ArgumentCaptor.forClass(StatusBarStateController.StateListener.class);

        ArgumentCaptor<WakefulnessLifecycle.Observer> observer =

                ArgumentCaptor.forClass(WakefulnessLifecycle.Observer.class);

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        verify(mMockStatusBarStateController).addCallback(stateListener.capture());

        verify(mMockWakefulnessLifecycle).addObserver(observer.capture());

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        observer.getValue().onStartedGoingToSleep();
@@ -195,26 +282,42 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Arrange

        observer.getValue().onFinishedWakingUp();

        reset(mMockAssistHandleCallbacks);



        // Act

        observer.getValue().onFinishedGoingToSleep();

        stateListener.getValue().onDozingChanged(true);



        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onHomeHandleHide_handlesHide() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(false);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_AWAKE);

        ArgumentCaptor<OverviewProxyService.OverviewProxyListener> sysUiStateCallback =

                ArgumentCaptor.forClass(OverviewProxyService.OverviewProxyListener.class);

        mAssistHandleLikeHomeBehavior.onModeActivated(mContext, mMockAssistHandleCallbacks);

        verify(mMockOverviewProxyService).addCallback(sysUiStateCallback.capture());

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        sysUiStateCallback.getValue().onSystemUiStateChanged(
@@ -223,12 +326,16 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        // Assert

        verify(mMockAssistHandleCallbacks).hide();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }



    @Test

    public void onHomeHandleUnhide_handlesShow() {

        // Arrange

        when(mMockStatusBarStateController.isDozing()).thenReturn(false);

        when(mMockWakefulnessLifecycle.getWakefulness())

                .thenReturn(WakefulnessLifecycle.WAKEFULNESS_AWAKE);

        ArgumentCaptor<OverviewProxyService.OverviewProxyListener> sysUiStateCallback =
@@ -237,7 +344,11 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        verify(mMockOverviewProxyService).addCallback(sysUiStateCallback.capture());

        sysUiStateCallback.getValue().onSystemUiStateChanged(

                QuickStepContract.SYSUI_STATE_NAV_BAR_HIDDEN);

        reset(mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

        reset(

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);



        // Act

        sysUiStateCallback.getValue().onSystemUiStateChanged(
@@ -246,6 +357,9 @@ public class AssistHandleLikeHomeBehaviorTest extends SysuiTestCase { 
        // Assert

        verify(mMockAssistHandleCallbacks).showAndStay();

        verifyNoMoreInteractions(

                mMockWakefulnessLifecycle, mMockOverviewProxyService, mMockAssistHandleCallbacks);

                mMockStatusBarStateController,

                mMockWakefulnessLifecycle,

                mMockOverviewProxyService,

                mMockAssistHandleCallbacks);

    }

}