public void SurfaceCollection_TestRemoveAll_Returns0()
        {
            var messenger = Substitute.For <IFrameworkMessenger>();

            var collection = new GpuSurfaceCollection(messenger);

            AddToCollectionTwoInternalTwoRenderTargetsAndOneTexture(collection);

            collection.RemoveAll(true);

            Assert.Equal(0, collection.CountAll());
        }