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1 // Copyright 2012 the V8 project authors. All rights reserved. | 1 // Copyright 2012 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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1050 // Regression test: Ensure that growing dictionaries are not ignored. | 1050 // Regression test: Ensure that growing dictionaries are not ignored. |
1051 o = {}; | 1051 o = {}; |
1052 for (var i = 0; i < 1000; i++) { | 1052 for (var i = 0; i < 1000; i++) { |
1053 // Non-enumerable property forces dictionary mode. | 1053 // Non-enumerable property forces dictionary mode. |
1054 Object.defineProperty(o, i, {value: i, enumerable: false}); | 1054 Object.defineProperty(o, i, {value: i, enumerable: false}); |
1055 } | 1055 } |
1056 assertEquals(999, o[999]); | 1056 assertEquals(999, o[999]); |
1057 | 1057 |
1058 | 1058 |
1059 // Regression test: Bizzare behavior on non-strict arguments object. | 1059 // Regression test: Bizzare behavior on non-strict arguments object. |
1060 // TODO(mstarzinger): Tests disabled, see bug 2261 | 1060 // TODO(yangguo): Tests disabled, needs investigation! |
1061 /* | 1061 /* |
1062 (function test(arg0) { | 1062 (function test(arg0) { |
1063 // Here arguments[0] is a fast alias on arg0. | 1063 // Here arguments[0] is a fast alias on arg0. |
1064 Object.defineProperty(arguments, "0", { | 1064 Object.defineProperty(arguments, "0", { |
1065 value:1, | 1065 value:1, |
1066 enumerable:false | 1066 enumerable:false |
1067 }); | 1067 }); |
1068 // Here arguments[0] is a slow alias on arg0. | 1068 // Here arguments[0] is a slow alias on arg0. |
1069 Object.defineProperty(arguments, "0", { | 1069 Object.defineProperty(arguments, "0", { |
1070 value:2, | 1070 value:2, |
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1183 o.blubb = 123; | 1183 o.blubb = 123; |
1184 } | 1184 } |
1185 | 1185 |
1186 function C() {} | 1186 function C() {} |
1187 | 1187 |
1188 Assign(new C); | 1188 Assign(new C); |
1189 Assign(new C); | 1189 Assign(new C); |
1190 %OptimizeFunctionOnNextCall(Assign); | 1190 %OptimizeFunctionOnNextCall(Assign); |
1191 Object.defineProperty(C.prototype, "blubb", {get: function() { return -42; }}); | 1191 Object.defineProperty(C.prototype, "blubb", {get: function() { return -42; }}); |
1192 Assign(new C); | 1192 Assign(new C); |
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