| // Copyright (c) 2012, 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. |
| |
| import 'package:expect/expect.dart'; |
| import 'package:async_helper/async_helper.dart'; |
| import 'compiler_helper.dart'; |
| |
| const String TEST = r""" |
| foo() { |
| String s = new Object().toString(); |
| Object o = new Object().toString(); |
| return s == 'foo' |
| && s == null |
| && null == s |
| && null == o; |
| } |
| """; |
| |
| main() { |
| asyncTest(() => compile(TEST, entry: 'foo', enableTypeAssertions: true, |
| check: (String generated) { |
| Expect.isTrue(!generated.contains('eqB')); |
| |
| RegExp regexp = new RegExp('=='); |
| Iterator<Match> matches = regexp.allMatches(generated).iterator; |
| checkNumberOfMatches(matches, 4); |
| })); |
| } |