| // 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. |
| |
| // @dart = 2.9 |
| import "package:expect/expect.dart"; |
| |
| class A<T> { |
| A(this.x, T z); |
| A.make(); |
| void f(T x) {} |
| static String g(String x) { |
| return x; |
| } |
| |
| T x; |
| } |
| |
| class B extends A<int> { |
| B(int x, int z) : super(x, z); |
| B.make() : super.make(); |
| void f(int x) {} |
| static int g(int x) { |
| return x; |
| } |
| } |
| |
| class C { |
| C(this.x, int z); |
| void f(int x) {} |
| static int g(int x) { |
| return x; |
| } |
| |
| int x = 0; |
| } |
| |
| typedef void ToVoid<T>(T x); |
| typedef T Id<T>(T x); |
| |
| void main() { |
| { |
| A<String> a = new A<String>("hello", "world"); |
| Expect.isTrue(new A<String>.make() is! A<int>); |
| Expect.isTrue(new A.make() is A); |
| Expect.isTrue(a is! A<int>); |
| Expect.isTrue(a is A<String>); |
| Expect.isTrue(a.f is ToVoid<String>); |
| Expect.isTrue(A.g is Id<String>); |
| } |
| { |
| B b = new B(0, 1); |
| Expect.isTrue(new B.make() is B); |
| Expect.isTrue(new B.make() is A<int>); |
| Expect.isTrue(b is B); |
| Expect.isTrue(b.f is ToVoid<int>); |
| Expect.isTrue(B.g is Id<int>); |
| } |
| { |
| C c = new C(0, 1); |
| Expect.isTrue(c is C); |
| Expect.isTrue(c.f is ToVoid<int>); |
| Expect.isTrue(C.g is Id<int>); |
| } |
| } |