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1 // Copyright 2007-2008 the V8 project authors. All rights reserved. | 1 // Copyright 2007-2008 the V8 project authors. All rights reserved. |
2 // Redistribution and use in source and binary forms, with or without | 2 // Redistribution and use in source and binary forms, with or without |
3 // modification, are permitted provided that the following conditions are | 3 // modification, are permitted provided that the following conditions are |
4 // met: | 4 // met: |
5 // | 5 // |
6 // * Redistributions of source code must retain the above copyright | 6 // * Redistributions of source code must retain the above copyright |
7 // notice, this list of conditions and the following disclaimer. | 7 // notice, this list of conditions and the following disclaimer. |
8 // * Redistributions in binary form must reproduce the above | 8 // * Redistributions in binary form must reproduce the above |
9 // copyright notice, this list of conditions and the following | 9 // copyright notice, this list of conditions and the following |
10 // disclaimer in the documentation and/or other materials provided | 10 // disclaimer in the documentation and/or other materials provided |
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7017 calling_context2->Exit(); | 7017 calling_context2->Exit(); |
7018 | 7018 |
7019 // Dispose the contexts to allow them to be garbage collected. | 7019 // Dispose the contexts to allow them to be garbage collected. |
7020 calling_context0.Dispose(); | 7020 calling_context0.Dispose(); |
7021 calling_context1.Dispose(); | 7021 calling_context1.Dispose(); |
7022 calling_context2.Dispose(); | 7022 calling_context2.Dispose(); |
7023 calling_context0.Clear(); | 7023 calling_context0.Clear(); |
7024 calling_context1.Clear(); | 7024 calling_context1.Clear(); |
7025 calling_context2.Clear(); | 7025 calling_context2.Clear(); |
7026 } | 7026 } |
| 7027 |
| 7028 |
| 7029 // Check that a variable declaration with no explicit initialization |
| 7030 // value does not shadow an existing property in the prototype chain. |
| 7031 // |
| 7032 // This is consistent with Firefox and Safari. |
| 7033 // |
| 7034 // See http://crbug.com/12548. |
| 7035 THREADED_TEST(InitGlobalVarInProtoChain) { |
| 7036 v8::HandleScope scope; |
| 7037 LocalContext context; |
| 7038 // Introduce a variable in the prototype chain. |
| 7039 CompileRun("__proto__.x = 42"); |
| 7040 v8::Handle<v8::Value> result = CompileRun("var x; x"); |
| 7041 CHECK(!result->IsUndefined()); |
| 7042 CHECK_EQ(42, result->Int32Value()); |
| 7043 } |
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