Merge "Add test for adding blur option to dimmer"

        verify(mTransaction).remove(dimLayer);

    }

    @Test

    public void testDimmerWithBlurUpdatesTransaction() {

        TestWindowContainer child = new TestWindowContainer(mWm);

        mHost.addChild(child, 0);

        final int blurRadius = 50;

        mDimmer.dimBelow(mTransaction, child, 0, blurRadius);

        SurfaceControl dimLayer = getDimLayer();

        assertNotNull("Dimmer should have created a surface", dimLayer);

        verify(mTransaction).setBackgroundBlurRadius(dimLayer, blurRadius);

        verify(mTransaction).setRelativeLayer(dimLayer, child.mControl, -1);

    }

    private SurfaceControl getDimLayer() {

        return mDimmer.mDimState.mDimLayer;

    }