| // Copyright (c) 2016, the Dart project authors. Please see the AUTHORS file |
| // for details. All rights reserved. Use of this source code is governed by a |
| // BSD-style license that can be found in the LICENSE file. |
| |
| @TestOn('vm') |
| |
| import 'dart:convert'; |
| import 'dart:io'; |
| |
| import 'package:path/path.dart' as p; |
| import 'package:test/test.dart'; |
| import 'package:test_descriptor/test_descriptor.dart' as d; |
| import 'package:test_process/test_process.dart'; |
| |
| import '../io.dart'; |
| |
| void main() { |
| setUpAll(precompileTestExecutable); |
| |
| group('with the --coverage flag,', () { |
| late Directory coverageDirectory; |
| |
| Future<void> validateCoverage(TestProcess test, String coveragePath) async { |
| expect(test.stdout, emitsThrough(contains('+1: All tests passed!'))); |
| await test.shouldExit(0); |
| |
| final coverageFile = File(p.join(coverageDirectory.path, coveragePath)); |
| final coverage = await coverageFile.readAsString(); |
| final jsonCoverage = json.decode(coverage); |
| expect(jsonCoverage['coverage'], isNotEmpty); |
| } |
| |
| setUp(() async { |
| await d.file('test.dart', ''' |
| import 'package:test/test.dart'; |
| |
| void main() { |
| test("test 1", () { |
| expect(true, isTrue); |
| }); |
| } |
| ''').create(); |
| |
| coverageDirectory = |
| await Directory.systemTemp.createTemp('test_coverage'); |
| }); |
| |
| tearDown(() async { |
| await coverageDirectory.delete(recursive: true); |
| }); |
| |
| test('gathers coverage for VM tests', () async { |
| var test = |
| await runTest(['--coverage', coverageDirectory.path, 'test.dart']); |
| await validateCoverage(test, 'test.dart.vm.json'); |
| }); |
| |
| test('gathers coverage for Chrome tests', () async { |
| var test = await runTest( |
| ['--coverage', coverageDirectory.path, 'test.dart', '-p', 'chrome']); |
| await validateCoverage(test, 'test.dart.chrome.json'); |
| }); |
| |
| test( |
| 'gathers coverage for Chrome tests when JS files contain unicode characters', |
| () async { |
| final sourceMapFileContent = |
| '{"version":3,"file":"","sources":[],"names":[],"mappings":""}'; |
| final jsContent = ''' |
| (function() { |
| '© ' |
| window.foo = function foo() { |
| return 'foo'; |
| }; |
| })({ |
| |
| '© ': '' |
| }); |
| '''; |
| await d.file('file_with_unicode.js', jsContent).create(); |
| await d.file('file_with_unicode.js.map', sourceMapFileContent).create(); |
| |
| await d.file('js_with_unicode_test.dart', ''' |
| import 'dart:async'; |
| |
| import 'package:js/js.dart'; |
| import 'package:js/js_util.dart'; |
| |
| import 'package:test/src/runner/browser/dom.dart' as dom; |
| import 'package:test/test.dart'; |
| |
| Future<void> loadScript(String src) async { |
| final controller = StreamController(); |
| final scriptLoaded = controller.stream.first; |
| final script = dom.createHTMLScriptElement()..src = src; |
| script.addEventListener('load', |
| allowInterop((_) { |
| controller.add('loaded'); |
| })); |
| dom.document.body!.appendChild(script); |
| await scriptLoaded.timeout(Duration(seconds: 1)); |
| } |
| |
| void main() { |
| test("test 1", () async { |
| await loadScript('file_with_unicode.js'); |
| expect(getProperty(dom.window, 'foo'), isNotNull); |
| callMethod(dom.window, 'foo', []); |
| expect(true, isTrue); |
| }); |
| } |
| ''').create(); |
| |
| final jsBytes = utf8.encode(jsContent); |
| final jsLatin1 = latin1.decode(jsBytes); |
| final jsUtf8 = utf8.decode(jsBytes); |
| expect(jsLatin1, isNot(jsUtf8), |
| reason: 'test setup: should have decoded differently'); |
| |
| const functionPattern = 'function foo'; |
| expect([jsLatin1, jsUtf8], everyElement(contains(functionPattern))); |
| expect(jsLatin1.indexOf(functionPattern), |
| isNot(jsUtf8.indexOf(functionPattern)), |
| reason: |
| 'test setup: decoding should have shifted the position of the function'); |
| |
| var test = await runTest([ |
| '--coverage', |
| coverageDirectory.path, |
| 'js_with_unicode_test.dart', |
| '-p', |
| 'chrome' |
| ]); |
| await validateCoverage(test, 'js_with_unicode_test.dart.chrome.json'); |
| }); |
| }); |
| } |