Merge "Use AnimatorTestRule to end animators during tests" into main

 * entering and exiting freeform.

 */

public class ExitDesktopTaskTransitionHandler implements Transitions.TransitionHandler {

    private static final int FULLSCREEN_ANIMATION_DURATION = 336;

    @VisibleForTesting

    static final int FULLSCREEN_ANIMATION_DURATION = 336;

    private final Context mContext;

    private final Transitions mTransitions;

import static android.app.WindowConfiguration.WINDOWING_MODE_FULLSCREEN;

import static androidx.test.internal.runner.junit4.statement.UiThreadStatement.runOnUiThread;

import static com.android.wm.shell.desktopmode.DesktopModeTransitionTypes.TRANSIT_EXIT_DESKTOP_MODE_UNKNOWN;

import static org.junit.Assert.assertTrue;

import static org.mockito.Mockito.mock;

import static org.mockito.Mockito.when;

import android.animation.AnimatorTestRule;

import android.annotation.NonNull;

import android.app.ActivityManager;

import android.app.WindowConfiguration;

import android.graphics.Point;

import android.os.Handler;

import android.os.IBinder;

import android.testing.AndroidTestingRunner;

import android.testing.TestableLooper;

import android.util.DisplayMetrics;

import android.view.SurfaceControl;

import android.view.WindowManager;

import com.android.wm.shell.transition.Transitions;

import org.junit.Before;

import org.junit.Rule;

import org.junit.Test;

import org.junit.runner.RunWith;

import org.mockito.Mock;

import org.mockito.MockitoAnnotations;

import java.util.ArrayList;

import java.util.function.Supplier;

/** Tests of {@link com.android.wm.shell.desktopmode.ExitDesktopTaskTransitionHandler} */

@SmallTest

@TestableLooper.RunWithLooper

@RunWith(AndroidTestingRunner.class)

public class ExitDesktopTaskTransitionHandlerTest extends ShellTestCase {

    @Rule

    public final AnimatorTestRule mAnimatorTestRule = new AnimatorTestRule(this);

    @Mock

    private Transitions mTransitions;

    @Mock

    }

    @Test

    public void testTransitExitDesktopModeAnimation() throws Throwable {

    public void testTransitExitDesktopModeAnimation() {

        final int transitionType = TRANSIT_EXIT_DESKTOP_MODE_UNKNOWN;

        final int taskId = 1;

        WindowContainerTransaction wct = new WindowContainerTransaction();

        TransitionInfo.Change change =

                createChange(WindowManager.TRANSIT_CHANGE, taskId, WINDOWING_MODE_FULLSCREEN);

        TransitionInfo info = createTransitionInfo(TRANSIT_EXIT_DESKTOP_MODE_UNKNOWN, change);

        ArrayList<Exception> exceptions = new ArrayList<>();

        runOnUiThread(() -> {

            try {

                assertTrue(mExitDesktopTaskTransitionHandler

        final boolean animated = mExitDesktopTaskTransitionHandler

                .startAnimation(mToken, info,

                        new SurfaceControl.Transaction(),

                        new SurfaceControl.Transaction(),

                                mTransitionFinishCallback));

            } catch (Exception e) {

                exceptions.add(e);

            }

        });

        if (!exceptions.isEmpty()) {

            throw exceptions.get(0);

        }

                        mTransitionFinishCallback);

        mAnimatorTestRule.advanceTimeBy(

                ExitDesktopTaskTransitionHandler.FULLSCREEN_ANIMATION_DURATION);

        assertTrue(animated);

    }

    private TransitionInfo.Change createChange(@WindowManager.TransitionType int type, int taskId,