public async Task LoadDrawableAsyncCorrectlyFetchesDrawable()
{
var imageSource = new CustomImageSourceStub(Colors.Red);
var cache = new CustomImageCacheStub();
var service = new LoadDrawableAsyncImageSourceServiceStub(cache);
var imageView = new ImageView(MauiProgram.DefaultContext);
// get an image
var result1 = await service.GetDrawableAsync(imageSource, MauiProgram.DefaultContext);
Assert.Equal(1, cache.Cache.Count);
Assert.Equal(1, cache.Cache[imageSource.Color].Count);
// get the image again as a load
var result2 = await service.LoadDrawableAsync(imageSource, imageView);
Assert.Equal(1, cache.Cache.Count);
Assert.Equal(2, cache.Cache[imageSource.Color].Count);
// make sure it was NOT collected and we got the same image
Assert.Equal(result1.Value, imageView.Drawable);
result1.Dispose();
result2.Dispose();
}
public async Task DisposingLoadDrawableAsyncBaseDoesNotDisposeRealBitmap()
{
var imageSource = new CustomImageSourceStub(Colors.Red);
var cache = new CustomImageCacheStub();
var service = new LoadDrawableAsyncImageSourceServiceStub(cache);
var imageView = new ImageView(MauiProgram.DefaultContext);
var result1 = await service.GetDrawableAsync(imageSource, MauiProgram.DefaultContext);
var result2 = await service.LoadDrawableAsync(imageSource, imageView);
// dispose drawable
result1.Dispose();
// ensure the count went down
Assert.Equal(1, cache.Cache.Count);
Assert.Equal(1, cache.Cache[imageSource.Color].Count);
result2.Dispose();
}
