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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js')
-rw-r--r-- | js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js b/js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js new file mode 100644 index 0000000000..1a1c8cbdcf --- /dev/null +++ b/js/src/tests/test262/built-ins/Array/prototype/concat/Array.prototype.concat_spreadable-boolean-wrapper.js @@ -0,0 +1,45 @@ +// Copyright (c) 2014 the V8 project authors. All rights reserved. +// Use of this source code is governed by a BSD-style license that can be +// found in the LICENSE file. + + +/*--- +esid: sec-array.prototype.concat +description: Array.prototype.concat Symbol.isConcatSpreadable boolean wrapper +includes: [compareArray.js] +features: [Symbol.isConcatSpreadable] +---*/ +var bool = new Boolean(true) +// Boolean wrapper objects are not concat-spreadable by default +assert.compareArray([bool], [].concat(bool), '[bool] must return the same value returned by [].concat(bool)'); + +// Boolean wrapper objects may be individually concat-spreadable +bool[Symbol.isConcatSpreadable] = true; +bool.length = 3; +bool[0] = 1, bool[1] = 2, bool[2] = 3; +assert.compareArray([1, 2, 3], [].concat(bool), + '[1, 2, 3] must return the same value returned by [].concat(bool)' +); + +Boolean.prototype[Symbol.isConcatSpreadable] = true; +// Boolean wrapper objects may be concat-spreadable +assert.compareArray([], [].concat(new Boolean(true)), + '[] must return the same value returned by [].concat(new Boolean(true))' +); +Boolean.prototype[0] = 1; +Boolean.prototype[1] = 2; +Boolean.prototype[2] = 3; +Boolean.prototype.length = 3; +assert.compareArray([1, 2, 3], [].concat(new Boolean(true)), + '[1, 2, 3] must return the same value returned by [].concat(new Boolean(true))' +); + +// Boolean values are never concat-spreadable +assert.compareArray([true], [].concat(true), '[true] must return the same value returned by [].concat(true)'); +delete Boolean.prototype[Symbol.isConcatSpreadable]; +delete Boolean.prototype[0]; +delete Boolean.prototype[1]; +delete Boolean.prototype[2]; +delete Boolean.prototype.length; + +reportCompare(0, 0); |