| // 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 'type_mask_test_helper.dart'; |
| |
| const String TEST = """ |
| bar() => 42; |
| baz() => bar; |
| |
| class A { |
| foo() => 42; |
| } |
| |
| class B extends A { |
| foo() => super.foo; |
| } |
| |
| main() { |
| baz(); |
| new B().foo(); |
| } |
| """; |
| |
| void main() { |
| Uri uri = new Uri(scheme: 'source'); |
| var compiler = compilerFor(TEST, uri); |
| asyncTest(() => compiler.run(uri).then((_) { |
| var commonMasks = compiler.commonMasks; |
| var typesInferrer = compiler.globalInference.typesInferrer; |
| |
| checkReturn(String name, type) { |
| var element = findElement(compiler, name); |
| Expect.equals( |
| type, |
| simplify(typesInferrer.getReturnTypeOfElement(element), compiler), |
| name); |
| } |
| |
| checkReturnInClass(String className, String methodName, type) { |
| var cls = findElement(compiler, className); |
| var element = cls.lookupLocalMember(methodName); |
| Expect.equals( |
| type, |
| simplify( |
| typesInferrer.getReturnTypeOfElement(element), compiler)); |
| } |
| |
| checkReturn('bar', commonMasks.uint31Type); |
| checkReturn('baz', commonMasks.functionType); |
| |
| checkReturnInClass('A', 'foo', commonMasks.uint31Type); |
| checkReturnInClass('B', 'foo', commonMasks.functionType); |
| })); |
| } |