| // 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. |
| |
| // @dart = 2.7 |
| |
| import 'package:compiler/src/util/testing.dart'; |
| |
| // Dart test program for constructors and initializers. |
| |
| // Check function subtyping for local functions on generic type against generic |
| // typedefs. |
| |
| typedef int Foo<T>(T a, [String b]); |
| typedef int Bar<T>(T a, [String b]); |
| typedef int Baz<T>(T a, {String b}); |
| typedef int Boz<T>(T a); |
| typedef int Biz<T>(T a, int b); |
| |
| /*class: C:direct,explicit=[int* Function(C.T*)*,int* Function(C.T*,[String*])*,int* Function(C.T*,int*)*,int* Function(C.T*,{,b:String*})*],needsArgs*/ |
| class C<T> { |
| void test(String nameOfT, bool expectedResult) { |
| // TODO(johnniwinther): Optimize local function type signature need. |
| |
| /*needsSignature*/ |
| int foo(bool a, [String b]) => null; |
| |
| /*needsSignature*/ |
| int baz(bool a, {String b}) => null; |
| |
| makeLive(expectedResult == foo is Foo<T>); |
| makeLive(expectedResult == foo is Bar<T>); |
| makeLive(foo is Baz<T>); |
| makeLive(expectedResult == foo is Boz<T>); |
| makeLive(foo is Biz<T>); |
| |
| makeLive(baz is Foo<T>); |
| makeLive(baz is Bar<T>); |
| makeLive(expectedResult == baz is Baz<T>); |
| makeLive(expectedResult == baz is Boz<T>); |
| makeLive(baz is Biz<T>); |
| } |
| } |
| |
| /*class: D:needsArgs*/ |
| class D<S, T> extends C<T> {} |
| |
| main() { |
| new D<String, bool>().test('bool', true); |
| new D<bool, int>().test('int', false); |
| new D().test('dynamic', true); |
| } |