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comparison: js/src/jit-test/tests/collections/Map-clear-2.js
js/src/jit-test/tests/collections/Map-clear-2.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:ae97fbf390dd |
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| 1 // Clearing a Map removes its entries; the Map remains usable afterwards. | |
| 2 | |
| 3 var m = Map([["a", "b"], ["b", "c"]]); | |
| 4 assertEq(m.size, 2); | |
| 5 m.clear(); | |
| 6 assertEq(m.size, 0); | |
| 7 assertEq(m.has("a"), false); | |
| 8 assertEq(m.get("a"), undefined); | |
| 9 assertEq(m.delete("a"), false); | |
| 10 assertEq(m.has("b"), false); | |
| 11 for (var pair of m) | |
| 12 throw "FAIL"; // shouldn't be any pairs | |
| 13 | |
| 14 m.set("c", "d"); | |
| 15 assertEq(m.size, 1); | |
| 16 assertEq(m.has("a"), false); | |
| 17 assertEq(m.has("b"), false); |
