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comparison: js/src/jit-test/tests/debug/Object-preventExtensions-01.js
js/src/jit-test/tests/debug/Object-preventExtensions-01.js
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- 6474c204b198
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| -1:000000000000 | 0:80401cb248cd |
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| 1 // Basic preventExtensions test. | |
| 2 | |
| 3 var g = newGlobal(); | |
| 4 var obj = g.eval("({x: 1})"); | |
| 5 assertEq(g.Object.isExtensible(obj), true); | |
| 6 | |
| 7 var dbg = new Debugger; | |
| 8 var gw = dbg.addDebuggee(g); | |
| 9 var objw = gw.makeDebuggeeValue(obj); | |
| 10 assertEq(objw.isExtensible(), true); | |
| 11 | |
| 12 assertEq(objw.preventExtensions(), undefined); | |
| 13 assertEq(g.Object.isExtensible(obj), false); | |
| 14 assertEq(objw.isExtensible(), false); | |
| 15 | |
| 16 // Calling preventExtensions again has no effect. | |
| 17 assertEq(objw.preventExtensions(), undefined); |
