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comparison: js/src/jit-test/tests/arrays/pop-nonarray-nonwritable-length.js
js/src/jit-test/tests/arrays/pop-nonarray-nonwritable-length.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:0eb7b635b3dd |
|---|---|
| 1 // Array.prototype.pop does a strict assignment to this.length even if the | |
| 2 // caller is nonstrict. Bug 886087. | |
| 3 | |
| 4 load(libdir + "asserts.js"); | |
| 5 | |
| 6 // obj.length is read-only | |
| 7 var obj = {pop: [].pop, 0: "zero"}; | |
| 8 Object.defineProperty(obj, "length", {configurable: true, value: 1, writable: false}); | |
| 9 assertThrowsInstanceOf(() => obj.pop(), TypeError); | |
| 10 | |
| 11 // obj.length has only a getter | |
| 12 obj = {pop: [].pop, 0: "zero", get length() { return 1; }}; | |
| 13 assertThrowsInstanceOf(() => obj.pop(), TypeError); |
