Merge "Fix flaky testForAllWinddow"

import android.platform.test.annotations.Presubmit;

import android.platform.test.annotations.Presubmit;

import android.util.DisplayMetrics;

import android.util.DisplayMetrics;

import android.view.DisplayCutout;

import android.view.DisplayCutout;

import android.view.DisplayInfo;

import android.view.Gravity;

import android.view.Gravity;

import android.view.MotionEvent;

import android.view.MotionEvent;

import android.view.Surface;

import android.view.Surface;

 * Tests for the {@link DisplayContent} class.

 * Tests for the {@link DisplayContent} class.

 *

 *

 * Build/Install/Run:

 * Build/Install/Run:

 *  atest FrameworksServicesTests:DisplayContentTests

 *  atest WmTests:DisplayContentTests

 */

 */

@SmallTest

@SmallTest

@Presubmit

@Presubmit

public class DisplayContentTests extends WindowTestsBase {

public class DisplayContentTests extends WindowTestsBase {

    @Test

    @Test

    @FlakyTest(bugId = 77772044)

    @FlakyTest(detail = "Promote to presubmit when shown to be stable.")

    public void testForAllWindows() {

    public void testForAllWindows() {

        final WindowState exitingAppWindow = createWindow(null, TYPE_BASE_APPLICATION,

        final WindowState exitingAppWindow = createWindow(null, TYPE_BASE_APPLICATION,

                mDisplayContent, "exiting app");

                mDisplayContent, "exiting app");

        final AppWindowToken exitingAppToken = exitingAppWindow.mAppToken;

        final AppWindowToken exitingAppToken = exitingAppWindow.mAppToken;

        // Wait until everything in animation handler get executed to prevent the exiting window

        // from being removed during WindowSurfacePlacer Traversal.

        waitUntilHandlersIdle();

        exitingAppToken.mIsExiting = true;

        exitingAppToken.mIsExiting = true;

        exitingAppToken.getTask().mStack.mExitingAppTokens.add(exitingAppToken);

        exitingAppToken.getTask().mStack.mExitingAppTokens.add(exitingAppToken);