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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js b/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js new file mode 100644 index 0000000000..24fcc85c2c --- /dev/null +++ b/js/src/tests/non262/Iterator/prototype/flatMap/inner-empty-iterable.js @@ -0,0 +1,38 @@ +// |reftest| skip-if(!this.hasOwnProperty('Iterator')) + +// +// +/*--- +esid: pending +description: %Iterator.prototype%.flatMap skips empty inner iterables. +info: > + Iterator Helpers proposal 2.1.5.7 + 1. Repeat, + ... + i. Repeat, while innerAlive is true, + ... + iii. Let innerComplete be IteratorComplete(innerNext). + ... + v. If innerComplete is true, set innerAlive to false. +features: [iterator-helpers] +---*/ + +let iter = [0, 1, 2, 3].values().flatMap(x => x % 2 ? [] : [x]); + +for (const expected of [0, 2]) { + const result = iter.next(); + assertEq(result.value, expected); + assertEq(result.done, false); +} + +let result = iter.next(); +assertEq(result.value, undefined); +assertEq(result.done, true); + +iter = [0, 1, 2, 3].values().flatMap(x => []); +result = iter.next(); +assertEq(result.value, undefined); +assertEq(result.done, true); + +if (typeof reportCompare == 'function') + reportCompare(0, 0); |