| // Copyright (c) 2015, 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. |
| |
| library analyzer_cli.test.super_mixin; |
| |
| import 'dart:io'; |
| |
| import 'package:analyzer_cli/src/ansi.dart' as ansi; |
| import 'package:analyzer_cli/src/driver.dart' show Driver, errorSink, outSink; |
| import 'package:path/path.dart' as path; |
| import 'package:test/test.dart'; |
| |
| import 'utils.dart'; |
| |
| /// End-to-end test for --supermixins. |
| /// |
| /// Most super mixin tests are in Analyzer, but this verifies the option is |
| /// working and producing extra errors as expected. |
| /// |
| /// Generally we don't want a lot of cases here as it requires spinning up a |
| /// full analysis context. |
| void main() { |
| group('--supermixins', () { |
| StringSink savedOutSink, savedErrorSink; |
| int savedExitCode; |
| |
| setUp(() { |
| ansi.runningTests = true; |
| savedOutSink = outSink; |
| savedErrorSink = errorSink; |
| savedExitCode = exitCode; |
| outSink = new StringBuffer(); |
| errorSink = new StringBuffer(); |
| }); |
| |
| tearDown(() { |
| outSink = savedOutSink; |
| errorSink = savedErrorSink; |
| exitCode = savedExitCode; |
| ansi.runningTests = false; |
| }); |
| |
| test('produces errors when option absent', () async { |
| var testPath = path.join(testDirectory, 'data/super_mixin_example.dart'); |
| await new Driver(isTesting: true).start([testPath]); |
| |
| expect(exitCode, 3); |
| var stdout = outSink.toString(); |
| expect( |
| stdout, |
| contains( |
| "error • The class 'C' can't be used as a mixin because it extends a class other than Object")); |
| expect( |
| stdout, |
| contains( |
| "error • The class 'C' can't be used as a mixin because it references 'super'")); |
| expect(stdout, contains('2 errors found.')); |
| expect(errorSink.toString(), ''); |
| }); |
| |
| test('produces no errors when option present', () async { |
| var testPath = path.join(testDirectory, 'data/super_mixin_example.dart'); |
| await new Driver(isTesting: true).start(['--supermixin', testPath]); |
| |
| expect(exitCode, 0); |
| var stdout = outSink.toString(); |
| expect(stdout, contains('No issues found')); |
| }); |
| }); |
| } |