diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/toSorted/length-decreased-while-iterating.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/toSorted/length-decreased-while-iterating.js | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/toSorted/length-decreased-while-iterating.js b/js/src/tests/test262/built-ins/Array/prototype/toSorted/length-decreased-while-iterating.js new file mode 100644 index 0000000000..ce48724aa9 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/toSorted/length-decreased-while-iterating.js @@ -0,0 +1,33 @@ +// Copyright (C) 2021 Igalia, S.L. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. + +/*--- +esid: sec-array.prototype.toSorted +description: > + Array.prototype.toSorted caches the length getting the array elements. +info: | + Array.prototype.toSorted ( compareFn ) + + ... + 3. Let len be ? LengthOfArrayLike(O). + ... + 6. Let sortedList be ? SortIndexedProperties(obj, len, SortCompare, false). + ... + +features: [change-array-by-copy] +includes: [compareArray.js] +---*/ + +var arr = [5, 1, 4, 6, 3]; +Array.prototype[3] = 2; + +Object.defineProperty(arr, "2", { + get() { + arr.length = 1; + return 4; + } +}); + +assert.compareArray(arr.toSorted(), [1, 2, 4, 5, undefined]); + +reportCompare(0, 0); |