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Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/Iterator/prototype/map/mutate-iterator.js | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/prototype/map/mutate-iterator.js b/js/src/tests/non262/Iterator/prototype/map/mutate-iterator.js new file mode 100644 index 0000000000..b1cc52fae5 --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/map/mutate-iterator.js @@ -0,0 +1,22 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) +// + +/*--- +esid: pending +description: Mutate an iterator after it has been mapped. +info: +features: [iterator-helpers] +---*/ + +const array = [1, 2, 3]; +const iterator = array.values().map(x => x * 2); +array.push(4); + +assertEq(iterator.next().value, 2); +assertEq(iterator.next().value, 4); +assertEq(iterator.next().value, 6); +assertEq(iterator.next().value, 8); +assertEq(iterator.next().done, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); |