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comparison: js/src/jit-test/tests/collections/key-equality-NaN.js
js/src/jit-test/tests/collections/key-equality-NaN.js
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- 6474c204b198
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| -1:000000000000 | 0:69d2bf49b14d |
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| 1 // NaN is equal to itself for the purpose of key lookups. | |
| 2 | |
| 3 var m = new Map; | |
| 4 m.set(NaN, "ok"); | |
| 5 assertEq(m.has(NaN), true); | |
| 6 assertEq(m.get(NaN), "ok"); | |
| 7 assertEq(m.delete(NaN), true); | |
| 8 assertEq(m.has(NaN), false); | |
| 9 assertEq(m.get(NaN), undefined); | |
| 10 | |
| 11 var s = new Set; | |
| 12 s.add(NaN); | |
| 13 assertEq(s.has(NaN), true); | |
| 14 assertEq(s.delete(NaN), true); | |
| 15 assertEq(s.has(NaN), false); |
