diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/with/no-get-replaced-index.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/with/no-get-replaced-index.js | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/with/no-get-replaced-index.js b/js/src/tests/test262/built-ins/Array/prototype/with/no-get-replaced-index.js new file mode 100644 index 0000000000..91c77a539e --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/with/no-get-replaced-index.js @@ -0,0 +1,32 @@ +// 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.with +description: > + Array.prototype.with does not [[Get]] the value in the replaced position +info: | + Array.prototype.with ( ) + + ... + 5. Repeat, while k < len + a. Let Pk be ! ToString(𝔽(k)). + b. If k is actualIndex, let fromValue be value. + c. Else, let fromValue be ? Get(O, Pk). + d. Perform ? CreateDataPropertyOrThrow(A, Pk, fromValue). + e. Set k to k + 1. +features: [change-array-by-copy] +includes: [compareArray.js] +---*/ + +var arr = [0, 1, 2, 3]; +Object.defineProperty(arr, "2", { + get() { + throw new Test262Error("Should not get '2'"); + } +}); + +var result = arr.with(2, 6); +assert.compareArray(result, [0, 1, 6, 3]); + +reportCompare(0, 0); |