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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 19:33:14 +0000 |
commit | 36d22d82aa202bb199967e9512281e9a53db42c9 (patch) | |
tree | 105e8c98ddea1c1e4784a60a5a6410fa416be2de /js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-upstream.tar.xz firefox-esr-upstream.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js')
-rw-r--r-- | js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js new file mode 100644 index 0000000000..d5cc8f993d --- /dev/null +++ b/js/src/tests/test262/built-ins/TypedArray/prototype/copyWithin/get-length-ignores-length-prop.js @@ -0,0 +1,51 @@ +// Copyright (C) 2016 the V8 project authors. All rights reserved. +// This code is governed by the BSD license found in the LICENSE file. +/*--- +esid: sec-%typedarray%.prototype.copywithin +description: > + Unreachable abrupt from Get(O, "length") as [[ArrayLength]] is returned. +info: | + 22.2.3.5 %TypedArray%.prototype.copyWithin (target, start [ , end ] ) + + %TypedArray%.prototype.copyWithin is a distinct function that implements the + same algorithm as Array.prototype.copyWithin as defined in 22.1.3.3 except + that the this object's [[ArrayLength]] internal slot is accessed in place of + performing a [[Get]] of "length" and the actual copying of values in step 12 + must be performed in a manner that preserves the bit-level encoding of the + source data. + + ... + + 22.1.3.3 Array.prototype.copyWithin (target, start [ , end ] ) + + 1. Let O be ? ToObject(this value). + 2. Let len be ? ToLength(? Get(O, "length")). + ... +includes: [testTypedArray.js] +features: [TypedArray] +---*/ + +Object.defineProperty(TypedArray.prototype, "length", { + get: function() { + throw new Test262Error(); + } +}); + +testWithTypedArrayConstructors(function(TA) { + Object.defineProperty(TA.prototype, "length", { + get: function() { + throw new Test262Error(); + } + }); + + var sample = new TA(); + Object.defineProperty(sample, "length", { + get: function() { + throw new Test262Error(); + } + }); + + assert.sameValue(sample.copyWithin(0, 0), sample); +}); + +reportCompare(0, 0); |