| // Copyright 2014 The Flutter Authors. All rights reserved. |
| // Use of this source code is governed by a BSD-style license that can be |
| // found in the LICENSE file. |
| |
| // @dart = 2.8 |
| |
| import 'dart:async'; |
| import 'dart:core'; |
| import 'dart:io'; |
| import 'dart:typed_data'; |
| |
| import 'package:file/file.dart'; |
| import 'package:file/memory.dart'; |
| import 'package:flutter_goldens/flutter_goldens.dart'; |
| import 'package:flutter_test/flutter_test.dart'; |
| import 'package:mockito/mockito.dart'; |
| import 'package:platform/platform.dart'; |
| import 'package:process/process.dart'; |
| |
| import 'json_templates.dart'; |
| |
| const String _kFlutterRoot = '/flutter'; |
| |
| // 1x1 transparent pixel |
| const List<int> _kTestPngBytes = |
| <int>[137, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, 82, 0, 0, 0, |
| 1, 0, 0, 0, 1, 8, 6, 0, 0, 0, 31, 21, 196, 137, 0, 0, 0, 11, 73, 68, 65, 84, |
| 120, 1, 99, 97, 0, 2, 0, 0, 25, 0, 5, 144, 240, 54, 245, 0, 0, 0, 0, 73, 69, |
| 78, 68, 174, 66, 96, 130]; |
| |
| // 1x1 colored pixel |
| const List<int> _kFailPngBytes = |
| <int>[137, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0, 13, 73, 72, 68, 82, 0, 0, 0, |
| 1, 0, 0, 0, 1, 8, 6, 0, 0, 0, 31, 21, 196, 137, 0, 0, 0, 13, 73, 68, 65, 84, |
| 120, 1, 99, 249, 207, 240, 255, 63, 0, 7, 18, 3, 2, 164, 147, 160, 197, 0, |
| 0, 0, 0, 73, 69, 78, 68, 174, 66, 96, 130]; |
| |
| Future<void> testWithOutput(String name, Future<void> body(), String expectedOutput) async { |
| test(name, () async { |
| final StringBuffer output = StringBuffer(); |
| void _recordPrint(Zone self, ZoneDelegate parent, Zone zone, String line) { |
| output.write(line); |
| } |
| await runZoned<Future<void>>(body, zoneSpecification: ZoneSpecification(print: _recordPrint)); |
| expect(output.toString(), expectedOutput); |
| }); |
| } |
| |
| void main() { |
| MemoryFileSystem fs; |
| FakePlatform platform; |
| MockProcessManager process; |
| MockHttpClient mockHttpClient; |
| |
| setUp(() { |
| fs = MemoryFileSystem(); |
| platform = FakePlatform( |
| environment: <String, String>{'FLUTTER_ROOT': _kFlutterRoot}, |
| operatingSystem: 'macos' |
| ); |
| process = MockProcessManager(); |
| mockHttpClient = MockHttpClient(); |
| fs.directory(_kFlutterRoot).createSync(recursive: true); |
| }); |
| |
| group('SkiaGoldClient', () { |
| SkiaGoldClient skiaClient; |
| Directory workDirectory; |
| |
| setUp(() { |
| workDirectory = fs.directory('/workDirectory') |
| ..createSync(recursive: true); |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| }); |
| |
| test('auth performs minimal work if already authorized', () async { |
| final File authFile = fs.file('/workDirectory/temp/auth_opt.json') |
| ..createSync(recursive: true); |
| authFile.writeAsStringSync(authTemplate()); |
| when(process.run(any)) |
| .thenAnswer((_) => Future<ProcessResult> |
| .value(ProcessResult(123, 0, '', ''))); |
| await skiaClient.auth(); |
| |
| verifyNever(process.run( |
| captureAny, |
| workingDirectory: captureAnyNamed('workingDirectory'), |
| )); |
| }); |
| |
| test('gsutil is checked when authorization file is present', () async { |
| final File authFile = fs.file('/workDirectory/temp/auth_opt.json') |
| ..createSync(recursive: true); |
| authFile.writeAsStringSync(authTemplate(gsutil: true)); |
| expect( |
| await skiaClient.clientIsAuthorized(), |
| isFalse, |
| ); |
| }); |
| |
| test('throws for error state from auth', () async { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'GOLD_SERVICE_ACCOUNT' : 'Service Account', |
| 'GOLDCTL' : 'goldctl', |
| }, |
| operatingSystem: 'macos' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| when(process.run(any)) |
| .thenAnswer((_) => Future<ProcessResult> |
| .value(ProcessResult(123, 1, 'fail', 'fail'))); |
| final Future<void> test = skiaClient.auth(); |
| |
| expect( |
| test, |
| throwsException, |
| ); |
| }); |
| |
| test('throws for error state from init', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'GOLDCTL' : 'goldctl', |
| }, |
| operatingSystem: 'macos' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| when(process.run( |
| <String>['git', 'rev-parse', 'HEAD'], |
| workingDirectory: '/flutter', |
| )).thenAnswer((_) => Future<ProcessResult> |
| .value(ProcessResult(12345678, 0, '12345678', ''))); |
| |
| when(process.run( |
| <String>[ |
| 'goldctl', |
| 'imgtest', 'init', |
| '--instance', 'flutter', |
| '--work-dir', '/workDirectory/temp', |
| '--commit', '12345678', |
| '--keys-file', '/workDirectory/keys.json', |
| '--failure-file', '/workDirectory/failures.json', |
| '--passfail', |
| ], |
| )).thenAnswer((_) => Future<ProcessResult> |
| .value(ProcessResult(123, 1, 'fail', 'fail'))); |
| final Future<void> test = skiaClient.imgtestInit(); |
| |
| expect( |
| test, |
| throwsException, |
| ); |
| }); |
| |
| test('correctly inits tryjob for luci', () async { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'GOLDCTL' : 'goldctl', |
| 'SWARMING_TASK_ID' : '4ae997b50dfd4d11', |
| 'LOGDOG_STREAM_PREFIX' : 'buildbucket/cr-buildbucket.appspot.com/8885996262141582672', |
| 'GOLD_TRYJOB' : 'refs/pull/49815/head', |
| }, |
| operatingSystem: 'macos' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| final List<String> ciArguments = skiaClient.getCIArguments(); |
| |
| expect( |
| ciArguments, |
| equals( |
| <String>[ |
| '--changelist', '49815', |
| '--cis', 'buildbucket', |
| '--jobid', '8885996262141582672', |
| ], |
| ), |
| ); |
| }); |
| |
| test('Creates traceID correctly', () { |
| String traceID; |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'GOLDCTL' : 'goldctl', |
| 'SWARMING_TASK_ID' : '4ae997b50dfd4d11', |
| 'LOGDOG_STREAM_PREFIX' : 'buildbucket/cr-buildbucket.appspot.com/8885996262141582672', |
| 'GOLD_TRYJOB' : 'refs/pull/49815/head', |
| }, |
| operatingSystem: 'linux' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| traceID = skiaClient.getTraceID('flutter.golden.1'); |
| |
| expect( |
| traceID, |
| equals(',CI=luci,Platform=linux,name=flutter.golden.1,source_type=flutter,'), |
| ); |
| |
| // Browser |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'GOLDCTL' : 'goldctl', |
| 'SWARMING_TASK_ID' : '4ae997b50dfd4d11', |
| 'LOGDOG_STREAM_PREFIX' : 'buildbucket/cr-buildbucket.appspot.com/8885996262141582672', |
| 'GOLD_TRYJOB' : 'refs/pull/49815/head', |
| 'FLUTTER_TEST_BROWSER' : 'chrome', |
| }, |
| operatingSystem: 'linux' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| traceID = skiaClient.getTraceID('flutter.golden.1'); |
| |
| expect( |
| traceID, |
| equals(',Browser=chrome,CI=luci,Platform=linux,name=flutter.golden.1,source_type=flutter,'), |
| ); |
| |
| // Locally - should defer to luci traceID |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| }, |
| operatingSystem: 'macos' |
| ); |
| |
| skiaClient = SkiaGoldClient( |
| workDirectory, |
| fs: fs, |
| process: process, |
| platform: platform, |
| httpClient: mockHttpClient, |
| ); |
| |
| traceID = skiaClient.getTraceID('flutter.golden.1'); |
| |
| expect( |
| traceID, |
| equals(',CI=luci,Platform=macos,name=flutter.golden.1,source_type=flutter,'), |
| ); |
| }); |
| |
| group('Request Handling', () { |
| String expectation; |
| |
| setUp(() { |
| expectation = '55109a4bed52acc780530f7a9aeff6c0'; |
| }); |
| |
| test('image bytes are processed properly', () async { |
| final Uri imageUrl = Uri.parse( |
| 'https://flutter-gold.skia.org/img/images/$expectation.png' |
| ); |
| final MockHttpClientRequest mockImageRequest = MockHttpClientRequest(); |
| final MockHttpImageResponse mockImageResponse = MockHttpImageResponse( |
| imageResponseTemplate() |
| ); |
| when(mockHttpClient.getUrl(imageUrl)) |
| .thenAnswer((_) => Future<MockHttpClientRequest>.value(mockImageRequest)); |
| when(mockImageRequest.close()) |
| .thenAnswer((_) => Future<MockHttpImageResponse>.value(mockImageResponse)); |
| |
| final List<int> masterBytes = await skiaClient.getImageBytes(expectation); |
| |
| expect(masterBytes, equals(_kTestPngBytes)); |
| }); |
| }); |
| }); |
| |
| group('FlutterGoldenFileComparator', () { |
| FlutterPostSubmitFileComparator comparator; |
| |
| setUp(() { |
| final Directory basedir = fs.directory('flutter/test/library/') |
| ..createSync(recursive: true); |
| comparator = FlutterPostSubmitFileComparator( |
| basedir.uri, |
| MockSkiaGoldClient(), |
| fs: fs, |
| platform: platform, |
| ); |
| }); |
| |
| test('calculates the basedir correctly from defaultComparator for local testing', () async { |
| final MockLocalFileComparator defaultComparator = MockLocalFileComparator(); |
| final Directory flutterRoot = fs.directory(platform.environment['FLUTTER_ROOT']) |
| ..createSync(recursive: true); |
| when(defaultComparator.basedir).thenReturn(flutterRoot.childDirectory('baz').uri); |
| |
| final Directory basedir = FlutterGoldenFileComparator.getBaseDirectory( |
| defaultComparator, |
| platform, |
| local: true, |
| ); |
| expect( |
| basedir.uri, |
| fs.directory('/flutter/bin/cache/pkg/skia_goldens/baz').uri, |
| ); |
| }); |
| |
| test('ignores version number', () { |
| final Uri key = comparator.getTestUri(Uri.parse('foo.png'), 1); |
| expect(key, Uri.parse('foo.png')); |
| }); |
| |
| group('Post-Submit', () { |
| final MockSkiaGoldClient mockSkiaClient = MockSkiaGoldClient(); |
| |
| setUp(() { |
| final Directory basedir = fs.directory('flutter/test/library/') |
| ..createSync(recursive: true); |
| comparator = FlutterPostSubmitFileComparator( |
| basedir.uri, |
| mockSkiaClient, |
| fs: fs, |
| platform: platform, |
| ); |
| }); |
| |
| group('correctly determines testing environment', () { |
| test('returns true for configured Luci', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| 'GOLDCTL' : 'goldctl', |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPostSubmitFileComparator.isAvailableForEnvironment(platform), |
| isTrue, |
| ); |
| }); |
| |
| test('returns false - GOLDCTL not present', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPostSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| |
| test('returns false - GOLD_TRYJOB active', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| 'GOLDCTL' : 'goldctl', |
| 'GOLD_TRYJOB' : 'git/ref/12345/head' |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPostSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| |
| test('returns false - on Cirrus', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'CIRRUS_CI': 'true', |
| 'CIRRUS_PR': '', |
| 'CIRRUS_BRANCH': 'master', |
| 'GOLD_SERVICE_ACCOUNT': 'service account...' |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPostSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| }); |
| }); |
| |
| group('Pre-Submit', () { |
| group('correctly determines testing environment', () { |
| test('returns true for Luci', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| 'GOLDCTL' : 'goldctl', |
| 'GOLD_TRYJOB' : 'git/ref/12345/head' |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPreSubmitFileComparator.isAvailableForEnvironment(platform), |
| isTrue, |
| ); |
| }); |
| |
| test('returns false - not on Luci', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPreSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| |
| test('returns false - GOLDCTL missing', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| 'GOLD_TRYJOB' : 'git/ref/12345/head' |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPreSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| |
| test('returns false - GOLD_TRYJOB missing', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '12345678990', |
| 'GOLDCTL' : 'goldctl', |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPreSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| |
| test('returns false - on Cirrus', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'CIRRUS_CI': 'true', |
| 'CIRRUS_PR': '', |
| 'CIRRUS_BRANCH': 'master', |
| 'GOLD_SERVICE_ACCOUNT': 'service account...' |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterPostSubmitFileComparator.isAvailableForEnvironment(platform), |
| isFalse, |
| ); |
| }); |
| }); |
| }); |
| |
| group('Skipping', () { |
| group('correctly determines testing environment', () { |
| test('returns true on Cirrus builds', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'CIRRUS_CI' : 'yep', |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterSkippingFileComparator.isAvailableForEnvironment(platform), |
| isTrue, |
| ); |
| }); |
| |
| test('returns true on irrelevant LUCI builds', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| 'SWARMING_TASK_ID' : '1234567890', |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterSkippingFileComparator.isAvailableForEnvironment(platform), |
| isTrue, |
| ); |
| }); |
| |
| test('returns false - no CI', () { |
| platform = FakePlatform( |
| environment: <String, String>{ |
| 'FLUTTER_ROOT': _kFlutterRoot, |
| }, |
| operatingSystem: 'macos' |
| ); |
| expect( |
| FlutterSkippingFileComparator.isAvailableForEnvironment( |
| platform), |
| isFalse, |
| ); |
| }); |
| }); |
| }); |
| |
| group('Local', () { |
| FlutterLocalFileComparator comparator; |
| final MockSkiaGoldClient mockSkiaClient = MockSkiaGoldClient(); |
| |
| setUp(() async { |
| final Directory basedir = fs.directory('flutter/test/library/') |
| ..createSync(recursive: true); |
| comparator = FlutterLocalFileComparator( |
| basedir.uri, |
| mockSkiaClient, |
| fs: fs, |
| platform: FakePlatform( |
| environment: <String, String>{'FLUTTER_ROOT': _kFlutterRoot}, |
| operatingSystem: 'macos' |
| ), |
| ); |
| |
| when(mockSkiaClient.getExpectationForTest('flutter.golden_test.1')) |
| .thenAnswer((_) => Future<String>.value('55109a4bed52acc780530f7a9aeff6c0')); |
| when(mockSkiaClient.getExpectationForTest('flutter.new_golden_test.2')) |
| .thenAnswer((_) => Future<String>.value('')); |
| when(mockSkiaClient.getImageBytes('55109a4bed52acc780530f7a9aeff6c0')) |
| .thenAnswer((_) => Future<List<int>>.value(_kTestPngBytes)); |
| when(mockSkiaClient.cleanTestName('library.flutter.golden_test.1.png')) |
| .thenReturn('flutter.golden_test.1'); |
| }); |
| |
| test('passes when bytes match', () async { |
| expect( |
| await comparator.compare( |
| Uint8List.fromList(_kTestPngBytes), |
| Uri.parse('flutter.golden_test.1.png'), |
| ), |
| isTrue, |
| ); |
| }); |
| |
| testWithOutput('passes non-existent baseline for new test, null expectation', () async { |
| expect( |
| await comparator.compare( |
| Uint8List.fromList(_kFailPngBytes), |
| Uri.parse('flutter.new_golden_test.1'), |
| ), |
| isTrue, |
| ); |
| }, 'No expectations provided by Skia Gold for test: library.flutter.new_golden_test.1. ' |
| 'This may be a new test. If this is an unexpected result, check https://flutter-gold.skia.org.\n' |
| 'Validate image output found at flutter/test/library/' |
| ); |
| |
| testWithOutput('passes non-existent baseline for new test, empty expectation', () async { |
| expect( |
| await comparator.compare( |
| Uint8List.fromList(_kFailPngBytes), |
| Uri.parse('flutter.new_golden_test.2'), |
| ), |
| isTrue, |
| ); |
| }, 'No expectations provided by Skia Gold for test: library.flutter.new_golden_test.2. ' |
| 'This may be a new test. If this is an unexpected result, check https://flutter-gold.skia.org.\n' |
| 'Validate image output found at flutter/test/library/' |
| ); |
| |
| test('compare properly awaits validation & output before failing.', () async { |
| final Completer<bool> completer = Completer<bool>(); |
| final Future<bool> result = comparator.compare( |
| Uint8List.fromList(_kFailPngBytes), |
| Uri.parse('flutter.golden_test.1.png'), |
| ); |
| bool shouldThrow = true; |
| result.then((_) { |
| if (shouldThrow) |
| fail('Compare completed before validation completed!'); |
| }); |
| await Future<void>.value(); |
| shouldThrow = false; |
| completer.complete(Future<bool>.value(false)); |
| }); |
| |
| test('returns FlutterSkippingGoldenFileComparator when network connection is unavailable', () async { |
| final MockDirectory mockDirectory = MockDirectory(); |
| when(mockDirectory.existsSync()).thenReturn(true); |
| when(mockDirectory.uri).thenReturn(Uri.parse('/flutter')); |
| |
| when(mockSkiaClient.getExpectationForTest(any)) |
| .thenAnswer((_) => throw const OSError("Can't reach Gold")); |
| FlutterGoldenFileComparator comparator = await FlutterLocalFileComparator.fromDefaultComparator( |
| platform, |
| goldens: mockSkiaClient, |
| baseDirectory: mockDirectory, |
| ); |
| expect(comparator.runtimeType, FlutterSkippingFileComparator); |
| |
| when(mockSkiaClient.getExpectationForTest(any)) |
| .thenAnswer((_) => throw const SocketException("Can't reach Gold")); |
| comparator = await FlutterLocalFileComparator.fromDefaultComparator( |
| platform, |
| goldens: mockSkiaClient, |
| baseDirectory: mockDirectory, |
| ); |
| expect(comparator.runtimeType, FlutterSkippingFileComparator); |
| }); |
| }); |
| }); |
| } |
| |
| class MockProcessManager extends Mock implements ProcessManager {} |
| |
| class MockSkiaGoldClient extends Mock implements SkiaGoldClient {} |
| |
| class MockLocalFileComparator extends Mock implements LocalFileComparator {} |
| |
| class MockDirectory extends Mock implements Directory {} |
| |
| class MockHttpClient extends Mock implements HttpClient {} |
| |
| class MockHttpClientRequest extends Mock implements HttpClientRequest {} |
| |
| class MockHttpClientResponse extends Mock implements HttpClientResponse { |
| MockHttpClientResponse(this.response); |
| |
| final List<int> response; |
| |
| @override |
| StreamSubscription<List<int>> listen( |
| void onData(List<int> event), { |
| Function onError, |
| void onDone(), |
| bool cancelOnError, |
| }) { |
| return Stream<List<int>>.fromFuture(Future<List<int>>.value(response)) |
| .listen(onData, onError: onError, onDone: onDone, cancelOnError: cancelOnError); |
| } |
| } |
| |
| class MockHttpImageResponse extends Mock implements HttpClientResponse { |
| MockHttpImageResponse(this.response); |
| |
| final List<List<int>> response; |
| |
| @override |
| Future<void> forEach(void action(List<int> element)) async { |
| response.forEach(action); |
| } |
| } |