diff options
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/toSpliced/immutable.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/toSpliced/immutable.js | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/toSpliced/immutable.js b/js/src/tests/test262/built-ins/Array/prototype/toSpliced/immutable.js new file mode 100644 index 0000000000..710da9916c --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/toSpliced/immutable.js @@ -0,0 +1,19 @@ +// 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 does not mutate its this value +features: [change-array-by-copy] +includes: [compareArray.js] +---*/ + +var arr = [2, 0, 1]; +arr.toSpliced(0, 0, -1); + +assert.compareArray(arr, [2, 0, 1]); +assert.notSameValue(arr.toSpliced(0, 0, -1), arr); +assert.notSameValue(arr.toSpliced(0, 1, -1), arr); + +reportCompare(0, 0); |