public async Task SetAsyncBitmap_ReturnsValueFromAsyncTask() { DataPackage dataPackage = new DataPackage(); RandomAccessStreamReference streamRef = RandomAccessStreamReference.CreateFromUri(new Uri("ms-appx:///Images/UnitTestLogo.png")); dataPackage.SetAsyncBitmap(async (formatId, deadline) => { await Task.Delay(200); return streamRef; }); DataPackageView dataPackageView = dataPackage.GetView(); RandomAccessStreamReference result = await dataPackageView.GetBitmapAsync(); Assert.AreEqual(streamRef, result); }