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1 // Copyright (c) 2011, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2011, 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 // Test to see if resolving a hidden native class's method interferes with | 7 // Test to see if resolving a hidden native class's method interferes with |
8 // subsequent resolving the subclass's method. This might happen if the | 8 // subsequent resolving the subclass's method. This might happen if the |
9 // superclass caches the method in the prototype, so shadowing the dispatcher | 9 // superclass caches the method in the prototype, so shadowing the dispatcher |
10 // stored on Object.prototype. | 10 // stored on Object.prototype. |
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30 class D extends C { | 30 class D extends C { |
31 bar() => 'D.bar'; | 31 bar() => 'D.bar'; |
32 } | 32 } |
33 | 33 |
34 makeA() native; | 34 makeA() native; |
35 makeB() native; | 35 makeB() native; |
36 makeC() native; | 36 makeC() native; |
37 makeD() native; | 37 makeD() native; |
38 | 38 |
39 void setup() native """ | 39 void setup() native """ |
40 // This code is all inside 'setup' and so not accesible from the global scope. | 40 // This code is all inside 'setup' and so not accessible from the global scope. |
41 function inherits(child, parent) { | 41 function inherits(child, parent) { |
42 if (child.prototype.__proto__) { | 42 if (child.prototype.__proto__) { |
43 child.prototype.__proto__ = parent.prototype; | 43 child.prototype.__proto__ = parent.prototype; |
44 } else { | 44 } else { |
45 function tmp() {}; | 45 function tmp() {}; |
46 tmp.prototype = parent.prototype; | 46 tmp.prototype = parent.prototype; |
47 child.prototype = new tmp(); | 47 child.prototype = new tmp(); |
48 child.prototype.constructor = child; | 48 child.prototype.constructor = child; |
49 } | 49 } |
50 } | 50 } |
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75 var a = makeA(); | 75 var a = makeA(); |
76 var b = makeB(); | 76 var b = makeB(); |
77 var c = makeC(); | 77 var c = makeC(); |
78 var d = makeD(); | 78 var d = makeD(); |
79 | 79 |
80 Expect.equals('A.foo A.bar', a.foo()); | 80 Expect.equals('A.foo A.bar', a.foo()); |
81 Expect.equals('A.foo B.bar', b.foo()); | 81 Expect.equals('A.foo B.bar', b.foo()); |
82 Expect.equals('C.foo; super.foo = A.foo C.bar', c.foo()); | 82 Expect.equals('C.foo; super.foo = A.foo C.bar', c.foo()); |
83 Expect.equals('C.foo; super.foo = A.foo D.bar', d.foo()); | 83 Expect.equals('C.foo; super.foo = A.foo D.bar', d.foo()); |
84 } | 84 } |
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