| // Copyright (c) 2013, 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"; |
| import "parser_helper.dart"; |
| |
| import "package:compiler/src/types/types.dart"; |
| import "package:compiler/src/dart_types.dart"; |
| |
| main() { |
| MockCompiler compiler = new MockCompiler.internal(analyzeOnly: true); |
| asyncTest(() => compiler.runCompiler(null, """ |
| main() { |
| print(2); print("Hello"); |
| } |
| """).then((_) { |
| FlatTypeMask mask1 = |
| new FlatTypeMask.exact(compiler.intClass); |
| FlatTypeMask mask2 = |
| new FlatTypeMask.exact(compiler.stringClass); |
| UnionTypeMask union1 = mask1.nonNullable().union(mask2, compiler.world); |
| UnionTypeMask union2 = mask2.nonNullable().union(mask1, compiler.world); |
| Expect.equals(union1, union2); |
| })); |
| } |