| // 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. |
| |
| // Regression test for dart2js that used to have a bogus |
| // implementation of var.== and |
| // var.hashCode. |
| |
| import 'package:expect/expect.dart'; |
| import "package:async_helper/async_helper.dart"; |
| import 'memory_compiler.dart'; |
| |
| const MEMORY_SOURCE_FILES = const { |
| 'main.dart': ''' |
| |
| import 'dart:typed_data'; |
| |
| a() => [0]; |
| b() => [1, 2]; |
| c() => new Uint8List(1); |
| d() => new Uint8List(2); |
| |
| main() { |
| print(a); print(b); print(c); print(d); |
| } |
| ''', |
| }; |
| |
| main() { |
| asyncTest(() async { |
| var result = await runCompiler(memorySourceFiles: MEMORY_SOURCE_FILES); |
| var compiler = result.compiler; |
| var typesInferrer = compiler.globalInference.typesInferrerInternal; |
| var closedWorld = typesInferrer.closedWorld; |
| |
| var element = |
| compiler.frontendStrategy.elementEnvironment.mainLibrary.find('a'); |
| var mask1 = typesInferrer.getReturnTypeOfMember(element); |
| |
| element = |
| compiler.frontendStrategy.elementEnvironment.mainLibrary.find('b'); |
| var mask2 = typesInferrer.getReturnTypeOfMember(element); |
| |
| element = |
| compiler.frontendStrategy.elementEnvironment.mainLibrary.find('c'); |
| var mask3 = typesInferrer.getReturnTypeOfMember(element); |
| |
| element = |
| compiler.frontendStrategy.elementEnvironment.mainLibrary.find('d'); |
| var mask4 = typesInferrer.getReturnTypeOfMember(element); |
| |
| Expect.notEquals( |
| mask1.union(mask2, closedWorld), mask3.union(mask4, closedWorld)); |
| }); |
| } |