| Index: pkg/analyzer_cli/test/strong_mode_test.dart | 
| diff --git a/pkg/analyzer_cli/test/strong_mode_test.dart b/pkg/analyzer_cli/test/strong_mode_test.dart | 
| index 29644f992b20dfc822a5e7a5f73e6c0ecc795553..41928da22a93a6efa7c5ccfc957e32e4ac349e6d 100644 | 
| --- a/pkg/analyzer_cli/test/strong_mode_test.dart | 
| +++ b/pkg/analyzer_cli/test/strong_mode_test.dart | 
| @@ -43,7 +43,8 @@ not_main() { | 
|  | 
| test('produces stricter errors', () async { | 
| var testPath = path.join(testDirectory, 'data/strong_example.dart'); | 
| -      new Driver().start(['--options', emptyOptionsFile, '--strong', testPath]); | 
| +      new Driver(isTesting: true) | 
| +          .start(['--options', emptyOptionsFile, '--strong', testPath]); | 
|  | 
| expect(exitCode, 3); | 
| var stdout = outSink.toString(); | 
|  |