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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/non262/TypedArray/sort_byteoffset.js | |
parent | Initial commit. (diff) | |
download | firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.tar.xz firefox-esr-36d22d82aa202bb199967e9512281e9a53db42c9.zip |
Adding upstream version 115.7.0esr.upstream/115.7.0esrupstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to '')
-rw-r--r-- | js/src/tests/non262/TypedArray/sort_byteoffset.js | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/js/src/tests/non262/TypedArray/sort_byteoffset.js b/js/src/tests/non262/TypedArray/sort_byteoffset.js new file mode 100644 index 0000000000..b4e262c450 --- /dev/null +++ b/js/src/tests/non262/TypedArray/sort_byteoffset.js @@ -0,0 +1,30 @@ +// Ensure that when sorting TypedArrays we don't +// ignore byte offsets (bug 1290579). + +var sortFunctions = [Int32Array.prototype.sort]; + +// Also test with cross-compartment wrapped typed arrays. +if (typeof newGlobal === "function") { + var otherGlobal = newGlobal(); + sortFunctions.push(newGlobal().Int32Array.prototype.sort); +} + +// The bug manifests itself only with Float arrays, +// but checking everything here just for sanity. + +for (var ctor of anyTypedArrayConstructors) { + var ab = new ArrayBuffer(1025 * ctor.BYTES_PER_ELEMENT); + var ta = new ctor(ab, ctor.BYTES_PER_ELEMENT, 1024); + + // |testArray[0]| shouldn't be modified when sort() is called below. + var testArray = new ctor(ab, 0, 1); + testArray[0] = 1; + + for (var sortFn of sortFunctions) { + sortFn.call(ta); + assertEq(testArray[0], 1); + } +} + +if (typeof reportCompare === "function") + reportCompare(true, true); |