| // Copyright (c) 2016, 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. |
| // |
| // DartOptions=--generic-method-syntax |
| |
| /// Dart test on the usage of method type arguments in object creation. With |
| /// '--generic-method-syntax', the type argument is available at runtime, |
| /// but erased to `dynamic`. |
| |
| library generic_methods_new_test; |
| |
| import "package:expect/expect.dart"; |
| |
| class C<E> { |
| E e; |
| C(this.e); |
| } |
| |
| C<T> f1<T>(T t) => new C<T>(t); |
| |
| List<T> f2<T>(T t) => <T>[t]; |
| |
| main() { |
| C c = f1<int>(42); |
| List i = f2<String>("Hello!"); |
| Expect.isTrue(c is C<int> && c is C<String>); // C<dynamic>. |
| Expect.isTrue(i is List<String> && i is List<int>); // List<dynamic>. |
| Expect.equals(c.e, 42); |
| Expect.equals(i[0], "Hello!"); |
| } |