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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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| 24 | 24 |
| 25 @Native("D") | 25 @Native("D") |
| 26 class D extends C {} | 26 class D extends C {} |
| 27 | 27 |
| 28 makeA() native; | 28 makeA() native; |
| 29 makeB() native; | 29 makeB() native; |
| 30 makeC() native; | 30 makeC() native; |
| 31 makeD() native; | 31 makeD() native; |
| 32 | 32 |
| 33 void setup() native """ | 33 void setup() native """ |
| 34 // This code is all inside 'setup' and so not accesible from the global scope. | 34 // This code is all inside 'setup' and so not accessible from the global scope. |
| 35 function inherits(child, parent) { | 35 function inherits(child, parent) { |
| 36 if (child.prototype.__proto__) { | 36 if (child.prototype.__proto__) { |
| 37 child.prototype.__proto__ = parent.prototype; | 37 child.prototype.__proto__ = parent.prototype; |
| 38 } else { | 38 } else { |
| 39 function tmp() {}; | 39 function tmp() {}; |
| 40 tmp.prototype = parent.prototype; | 40 tmp.prototype = parent.prototype; |
| 41 child.prototype = new tmp(); | 41 child.prototype = new tmp(); |
| 42 child.prototype.constructor = child; | 42 child.prototype.constructor = child; |
| 43 } | 43 } |
| 44 } | 44 } |
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| 78 Expect.equals('C.foo(300)', d.foo()); | 78 Expect.equals('C.foo(300)', d.foo()); |
| 79 // If the above line fails with C.foo(100) then the dispatch to fill in the | 79 // If the above line fails with C.foo(100) then the dispatch to fill in the |
| 80 // default got the wrong one, followed by a second dispatch that resolved to | 80 // default got the wrong one, followed by a second dispatch that resolved to |
| 81 // the correct native method. | 81 // the correct native method. |
| 82 | 82 |
| 83 Expect.equals('A.foo(1)', a.foo(1)); | 83 Expect.equals('A.foo(1)', a.foo(1)); |
| 84 Expect.equals('A.foo(2)', b.foo(2)); | 84 Expect.equals('A.foo(2)', b.foo(2)); |
| 85 Expect.equals('C.foo(3)', c.foo(3)); | 85 Expect.equals('C.foo(3)', c.foo(3)); |
| 86 Expect.equals('C.foo(4)', d.foo(4)); | 86 Expect.equals('C.foo(4)', d.foo(4)); |
| 87 } | 87 } |
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