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1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 import "native_testing.dart"; | 5 import "native_testing.dart"; |
6 | 6 |
7 // Native classes can have subclasses that are not declared to the program. The | 7 // Native classes can have subclasses that are not declared to the program. The |
8 // subclasses are indistinguishable from the base class. This means that | 8 // subclasses are indistinguishable from the base class. This means that |
9 // abstract native classes can appear to have instances. | 9 // abstract native classes can appear to have instances. |
10 | 10 |
11 @Native("A") | 11 @Native("A") |
12 abstract class A {} | 12 abstract class A {} |
13 | 13 |
14 @Native("B") | 14 @Native("B") |
15 abstract class B { | 15 abstract class B { |
16 foo() native; | 16 foo() native; |
17 } | 17 } |
18 | 18 |
19 class C {} | 19 class C {} |
20 | 20 |
21 makeA() native; | 21 makeA() native; |
22 makeB() native; | 22 makeB() native; |
23 | 23 |
24 void setup() native """ | 24 void setup() native """ |
25 // This code is all inside 'setup' and so not accesible from the global scope. | 25 // This code is all inside 'setup' and so not accessible from the global scope. |
26 function A(){} | 26 function A(){} |
27 function B(){} | 27 function B(){} |
28 B.prototype.foo = function() { return 'B.foo'; }; | 28 B.prototype.foo = function() { return 'B.foo'; }; |
29 makeA = function(){return new A}; | 29 makeA = function(){return new A}; |
30 makeB = function(){return new B}; | 30 makeB = function(){return new B}; |
31 self.nativeConstructor(A); | 31 self.nativeConstructor(A); |
32 self.nativeConstructor(B); | 32 self.nativeConstructor(B); |
33 """; | 33 """; |
34 | 34 |
35 main() { | 35 main() { |
(...skipping 11 matching lines...) Expand all Loading... |
47 Expect.isFalse(a is B); | 47 Expect.isFalse(a is B); |
48 Expect.isTrue(b is B); | 48 Expect.isTrue(b is B); |
49 Expect.isFalse(c is B); | 49 Expect.isFalse(c is B); |
50 | 50 |
51 Expect.isFalse(a is C); | 51 Expect.isFalse(a is C); |
52 Expect.isFalse(b is C); | 52 Expect.isFalse(b is C); |
53 Expect.isTrue(c is C); | 53 Expect.isTrue(c is C); |
54 | 54 |
55 Expect.equals('B.foo', b.foo()); | 55 Expect.equals('B.foo', b.foo()); |
56 } | 56 } |
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