diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js b/js/src/tests/test262/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js new file mode 100644 index 0000000000..f125316834 --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/toSpliced/length-increased-while-iterating.js @@ -0,0 +1,39 @@ +// 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.toSpliced +description: > + Array.prototype.toSpliced caches the length getting the array elements. +info: | + Array.prototype.toSpliced ( start, deleteCount, ...items ) + + ... + 3. Let len be ? LengthOfArrayLike(O). + ... + 5. Let k be 0. + 6. Repeat, while k < len, + a. Let Pk be ! ToString(𝔽(k)). + b. Let kValue be ? Get(O, Pk). + ... +features: [change-array-by-copy] +includes: [compareArray.js] +---*/ + +var arr = [0, 1, 2]; +Object.defineProperty(arr, "0", { + get() { + arr.push(10); + return 0; + } +}); +Object.defineProperty(arr, "2", { + get() { + arr.push(11); + return 2; + } +}); + +assert.compareArray(arr.toSpliced(1, 0, 0.5), [0, 0.5, 1, 2]); + +reportCompare(0, 0); |