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comparison: js/src/jit-test/tests/collections/Set-iterator-remove-1.js
js/src/jit-test/tests/collections/Set-iterator-remove-1.js
- changeset 0
- 6474c204b198
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| -1:000000000000 | 0:b35963ba6896 |
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| 1 // A set iterator can cope with removing the current entry. | |
| 2 | |
| 3 function test(letters, toRemove) { | |
| 4 var set = Set(letters); | |
| 5 toRemove = Set(toRemove); | |
| 6 | |
| 7 var leftovers = [x for (x of set) if (!toRemove.has(x))].join(""); | |
| 8 | |
| 9 var log = ""; | |
| 10 for (let x of set) { | |
| 11 log += x; | |
| 12 if (toRemove.has(x)) | |
| 13 set.delete(x); | |
| 14 } | |
| 15 assertEq(log, letters); | |
| 16 | |
| 17 var remaining = [x for (x of set)].join(""); | |
| 18 assertEq(remaining, leftovers); | |
| 19 } | |
| 20 | |
| 21 test('a', 'a'); // removing the only entry | |
| 22 test('abc', 'a'); // removing the first entry | |
| 23 test('abc', 'b'); // removing a middle entry | |
| 24 test('abc', 'c'); // removing the last entry | |
| 25 test('abc', 'abc') // removing all entries | |
| 26 |
