// Copyright 2014 The Chromium Authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. import 'dart:typed_data' show Uint8List; import 'package:flutter_test/flutter_test.dart'; import 'package:flutter/widgets.dart'; import 'package:flutter/painting.dart'; import 'image_data.dart'; import 'painting_utils.dart'; void main() { final PaintingBindingSpy binding = PaintingBindingSpy(); test('instantiateImageCodec used for loading images', () async { expect(binding.instantiateImageCodecCalledCount, 0); final Uint8List bytes = Uint8List.fromList(kTransparentImage); final MemoryImage memoryImage = MemoryImage(bytes); memoryImage.load(memoryImage, (Uint8List bytes, {int cacheWidth, int cacheHeight}) { return PaintingBinding.instance.instantiateImageCodec(bytes, cacheWidth: cacheWidth, cacheHeight: cacheHeight); }); expect(binding.instantiateImageCodecCalledCount, 1); }); }