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78 lines
2.6 KiB
Dart
78 lines
2.6 KiB
Dart
// Copyright 2014 The Flutter Authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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// See also packages/flutter_goldens/test/flutter_goldens_test.dart
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import 'dart:typed_data';
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import 'package:file/file.dart';
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import 'package:file/memory.dart';
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import 'package:flutter_goldens/flutter_goldens.dart';
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import 'package:flutter_test/flutter_test.dart';
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import 'package:platform/platform.dart';
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// 1x1 colored pixel
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const List<int> _kFailPngBytes = <int>[137, 80, 78, 71, 13, 10, 26, 10, 0, 0, 0,
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13, 73, 72, 68, 82, 0, 0, 0, 1, 0, 0, 0, 1, 8, 6, 0, 0, 0, 31, 21, 196, 137,
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0, 0, 0, 13, 73, 68, 65, 84, 120, 1, 99, 249, 207, 240, 255, 63, 0, 7, 18, 3,
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2, 164, 147, 160, 197, 0, 0, 0, 0, 73, 69, 78, 68, 174, 66, 96, 130];
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void main() {
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final MemoryFileSystem fs = MemoryFileSystem();
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final Directory basedir = fs.directory('flutter/test/library/')
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..createSync(recursive: true);
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final FakeSkiaGoldClient fakeSkiaClient = FakeSkiaGoldClient()
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..expectationForTestValues['flutter.new_golden_test.1'] = '';
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final FlutterLocalFileComparator comparator = FlutterLocalFileComparator(
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basedir.uri,
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fakeSkiaClient,
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fs: fs,
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platform: FakePlatform(
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environment: <String, String>{'FLUTTER_ROOT': '/flutter'},
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operatingSystem: 'macos'
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),
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);
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test('Local passes non-existent baseline for new test, null expectation', () async {
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expect(
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await comparator.compare(
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Uint8List.fromList(_kFailPngBytes),
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Uri.parse('flutter.new_golden_test.1'),
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),
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isTrue,
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);
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});
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test('Local passes non-existent baseline for new test, empty expectation', () async {
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expect(
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await comparator.compare(
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Uint8List.fromList(_kFailPngBytes),
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Uri.parse('flutter.new_golden_test.2'),
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),
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isTrue,
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);
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});
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}
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// See also packages/flutter_goldens/test/flutter_goldens_test.dart
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class FakeSkiaGoldClient extends Fake implements SkiaGoldClient {
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Map<String, String> expectationForTestValues = <String, String>{};
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Object? getExpectationForTestThrowable;
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@override
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Future<String> getExpectationForTest(String testName) async {
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if (getExpectationForTestThrowable != null) {
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throw getExpectationForTestThrowable!;
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}
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return expectationForTestValues[testName] ?? '';
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}
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Map<String, List<int>> imageBytesValues = <String, List<int>>{};
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@override
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Future<List<int>> getImageBytes(String imageHash) async => imageBytesValues[imageHash]!;
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Map<String, String> cleanTestNameValues = <String, String>{};
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@override
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String cleanTestName(String fileName) => cleanTestNameValues[fileName] ?? '';
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}
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