| // 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 test program for constructors and initializers. |
| |
| // Check function subtyping for classes with call functions. |
| |
| import 'package:expect/expect.dart'; |
| |
| typedef void Foo(bool a, [String b]); |
| typedef void Bar(bool a, [String b]); |
| typedef void Baz(bool a, {String b}); |
| typedef void Boz(bool a); |
| |
| class C1 { |
| void call(bool a, [String b = '']) {} |
| } |
| |
| class C2 { |
| void call(bool a, {String b = ''}) {} |
| } |
| |
| class C3 { |
| void call(bool a, {int b = -1}) {} |
| } |
| |
| main() { |
| Function c1 = new C1(); // implicit tearoff of `call` |
| Expect.isTrue(c1 is Foo, 'c1 is Foo'); |
| Expect.isTrue(c1 is Bar, 'c1 is Bar'); |
| Expect.isFalse(c1 is Baz, 'c1 is Baz'); |
| Expect.isTrue(c1 is Boz, 'c1 is Boz'); |
| Expect.isFalse(c1 is C1, 'c1 is C1'); |
| |
| Function c2 = new C2(); // implicit tearoff of `call` |
| Expect.isFalse(c2 is Foo, 'c2 is Foo'); |
| Expect.isFalse(c2 is Bar, 'c2 is Bar'); |
| Expect.isTrue(c2 is Baz, 'c2 is Baz'); |
| Expect.isTrue(c2 is Boz, 'c2 is Boz'); |
| Expect.isFalse(c2 is C2, 'c2 is C2'); |
| |
| Function c3 = new C3(); // implicit tearoff of `call` |
| Expect.isFalse(c3 is Foo, 'c3 is Foo'); |
| Expect.isFalse(c3 is Bar, 'c3 is Bar'); |
| Expect.isFalse(c3 is Baz, 'c3 is Baz'); |
| Expect.isTrue(c3 is Boz, 'c3 is Boz'); |
| Expect.isFalse(c3 is C3, 'c3 is C3'); |
| |
| expectIsNotFunction(new C1()); |
| expectIsNotFunction(new C2()); |
| expectIsNotFunction(new C3()); |
| } |
| |
| expectIsNotFunction(Object obj) { |
| Expect.isFalse(obj is Function, '$obj should not be a Function'); |
| Expect.isFalse(obj is Foo, '$obj should not be a Foo'); |
| Expect.isFalse(obj is Bar, '$obj should not be a Bar'); |
| Expect.isFalse(obj is Baz, '$obj should not be a Baz'); |
| Expect.isFalse(obj is Boz, '$obj should not be a Boz'); |
| } |