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comparison: js/src/jit-test/tests/collections/Map-delete.js
js/src/jit-test/tests/collections/Map-delete.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:3de20d15abce |
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| 1 // Map.prototype.delete works whether the key is present or not. | |
| 2 | |
| 3 var m = new Map; | |
| 4 var key = {}; | |
| 5 | |
| 6 // when the map is new | |
| 7 assertEq(m.delete(key), false); | |
| 8 assertEq(m.has(key), false); | |
| 9 | |
| 10 // when the key is present | |
| 11 assertEq(m.set(key, 'x'), undefined); | |
| 12 assertEq(m.delete(key), true); | |
| 13 assertEq(m.has(key), false); | |
| 14 assertEq(m.get(key), undefined); | |
| 15 | |
| 16 // when the key has already been deleted | |
| 17 assertEq(m.delete(key), false); | |
| 18 assertEq(m.has(key), false); |
