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comparison: js/src/jit-test/tests/collections/Map-iterator-remove-1.js
js/src/jit-test/tests/collections/Map-iterator-remove-1.js
- branch
- TOR_BUG_9701
- changeset 15
- b8a032363ba2
equal
deleted
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| -1:000000000000 | 0:e285d46a575a |
|---|---|
| 1 // A map iterator can cope with removing the current entry. | |
| 2 | |
| 3 function test(pairs) { | |
| 4 print(uneval(pairs)); | |
| 5 var map = Map(pairs); | |
| 6 | |
| 7 var all_keys = ''; | |
| 8 var false_keys = ''; | |
| 9 for (let [k, v] of map) { | |
| 10 all_keys += k; | |
| 11 if (!v) | |
| 12 false_keys += k; | |
| 13 } | |
| 14 | |
| 15 var log = ''; | |
| 16 for (let [k, remove] of map) { | |
| 17 log += k; | |
| 18 if (remove) | |
| 19 map.delete(k); | |
| 20 } | |
| 21 assertEq(log, all_keys); | |
| 22 | |
| 23 var remaining_keys = [k for ([k] of map)].join(''); | |
| 24 assertEq(remaining_keys, false_keys); | |
| 25 } | |
| 26 | |
| 27 // removing the only entry | |
| 28 test([['a', true]]); | |
| 29 | |
| 30 // removing the first entry | |
| 31 test([['a', true], ['b', false], ['c', false]]); | |
| 32 | |
| 33 // removing a middle entry | |
| 34 test([['a', false], ['b', true], ['c', false]]); | |
| 35 | |
| 36 // removing the last entry | |
| 37 test([['a', false], ['b', false], ['c', true]]); | |
| 38 | |
| 39 // removing all entries | |
| 40 test([['a', true], ['b', true], ['c', true]]); |
