Merge "De-flake testSystemDrivenInsetsAnimationLoggingListener_onReady" into udc-dev

    @Test

    public void testSystemDrivenInsetsAnimationLoggingListener_onReady() {

        var loggingListener = mock(WindowInsetsAnimationControlListener.class);

        prepareControls();

        // only the original thread that created view hierarchy can touch its views

        InstrumentationRegistry.getInstrumentation().runOnMainSync(() -> {

            WindowInsetsAnimationControlListener loggingListener =

                    mock(WindowInsetsAnimationControlListener.class);

            mController.setSystemDrivenInsetsAnimationLoggingListener(loggingListener);

            mController.getSourceConsumer(mImeSource).onWindowFocusGained(true);

            // since there is no focused view, forcefully make IME visible.

            mController.show(WindowInsets.Type.ime(), true /* fromIme */, null /* statsToken */);

            verify(loggingListener).onReady(notNull(), anyInt());

            // When using the animation thread, this must not invoke onReady()

            mViewRoot.getView().getViewTreeObserver().dispatchOnPreDraw();

        });

        // Wait for onReady() being dispatched on the animation thread.

        InsetsAnimationThread.get().getThreadHandler().runWithScissors(() -> {}, 500);

        verify(loggingListener).onReady(notNull(), anyInt());

    }

    @Test