| // Copyright (c) 2018, 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. |
| |
| /// Unit tests for lib/src/experiment_options.dart. |
| library dartdoc.experiment_options_test; |
| |
| import 'dart:io'; |
| |
| import 'package:analyzer/src/dart/analysis/experiments.dart'; |
| import 'package:dartdoc/src/dartdoc_options.dart'; |
| import 'package:dartdoc/src/experiment_options.dart'; |
| import 'package:test/test.dart'; |
| |
| void main() { |
| DartdocOptionSet experimentOptions; |
| Directory emptyTempDir; |
| ExperimentalFeature defaultOnNotExpired, defaultOffNotExpired; |
| ExperimentalFeature defaultOnExpired, defaultOffExpired; |
| |
| setUp(() async { |
| experimentOptions = await DartdocOptionSet.fromOptionGenerators( |
| 'dartdoc', [createExperimentOptions]); |
| }); |
| |
| setUpAll(() { |
| emptyTempDir = |
| Directory.systemTemp.createTempSync('experiment_options_test_empty'); |
| // We don't test our functionality at all unless ExperimentStatus has at least |
| // one of these. TODO(jcollins-g): make analyzer+dartdoc connection |
| // more amenable to testing. |
| defaultOnNotExpired = ExperimentStatus.knownFeatures.values.firstWhere( |
| (f) => f.isEnabledByDefault && !f.isExpired, |
| orElse: () => null); |
| defaultOffNotExpired = ExperimentStatus.knownFeatures.values.firstWhere( |
| (f) => !f.isEnabledByDefault && !f.isExpired, |
| orElse: () => null); |
| assert(defaultOnNotExpired != null || defaultOffNotExpired != null, |
| 'No experimental options that are not expired found'); |
| |
| // The "bogus" entries should always exist. |
| defaultOnExpired = ExperimentStatus.knownFeatures.values |
| .firstWhere((f) => f.isEnabledByDefault && f.isExpired); |
| defaultOffExpired = ExperimentStatus.knownFeatures.values |
| .firstWhere((f) => !f.isEnabledByDefault && f.isExpired); |
| }); |
| |
| tearDownAll(() { |
| emptyTempDir.deleteSync(recursive: true); |
| }); |
| |
| group('Experimental options test', () { |
| test('Defaults work for all options', () { |
| experimentOptions.parseArguments([]); |
| DartdocOptionContext tester = |
| DartdocOptionContext(experimentOptions, emptyTempDir); |
| if (defaultOnNotExpired != null) { |
| expect(tester.experimentStatus.isEnabled(defaultOnNotExpired), isTrue); |
| } |
| if (defaultOffNotExpired != null) { |
| expect( |
| tester.experimentStatus.isEnabled(defaultOffNotExpired), isFalse); |
| } |
| expect(tester.experimentStatus.isEnabled(defaultOnExpired), isTrue); |
| expect(tester.experimentStatus.isEnabled(defaultOffExpired), isFalse); |
| }); |
| |
| test('Overriding defaults works via args', () { |
| // Set all arguments to non-default values. |
| experimentOptions.parseArguments([ |
| '--enable-experiment', |
| '${defaultOffNotExpired?.disableString},${defaultOnNotExpired?.disableString},${defaultOnExpired.disableString},${defaultOffExpired.enableString}' |
| ]); |
| DartdocOptionContext tester = |
| DartdocOptionContext(experimentOptions, emptyTempDir); |
| if (defaultOnNotExpired != null) { |
| expect(tester.experimentStatus.isEnabled(defaultOnNotExpired), isFalse); |
| } |
| if (defaultOffNotExpired != null) { |
| expect( |
| tester.experimentStatus.isEnabled(defaultOffNotExpired), isFalse); |
| } |
| expect(tester.experimentStatus.isEnabled(defaultOnExpired), isTrue); |
| expect(tester.experimentStatus.isEnabled(defaultOffExpired), isFalse); |
| }); |
| }); |
| } |