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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/extensions/clone-sab-failure.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/extensions/clone-sab-failure.js | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/js/src/tests/non262/extensions/clone-sab-failure.js b/js/src/tests/non262/extensions/clone-sab-failure.js new file mode 100644 index 0000000000..ff24dcb9e5 --- /dev/null +++ b/js/src/tests/non262/extensions/clone-sab-failure.js @@ -0,0 +1,39 @@ +// |reftest| skip-if(!xulRuntime.shell) +/* -*- Mode: js2; tab-width: 40; indent-tabs-mode: nil; c-basic-offset: 2 -*- */ +/* + * Any copyright is dedicated to the Public Domain. + * https://creativecommons.org/publicdomain/zero/1.0/ + */ + +// Failure to serialize an object containing a SAB should not leave the SAB's +// rawbuffer's reference count incremented. + +if (!this.SharedArrayBuffer || !this.sharedArrayRawBufferRefcount) { + reportCompare(true,true); + quit(0); +} + +let x = new SharedArrayBuffer(1); + +// Initially the reference count is 1. +assertEq(sharedArrayRawBufferRefcount(x), 1); + +let y = serialize(x, [], {SharedArrayBuffer: 'allow'}); + +// Serializing it successfully increments the reference count. +assertEq(sharedArrayRawBufferRefcount(x), 2); + +// Serializing something containing a function should throw. +var failed = false; +try { + serialize([x, function () {}]); +} +catch (e) { + failed = true; +} +assertEq(failed, true); + +// Serializing the SAB unsuccessfully does not increment the reference count. +assertEq(sharedArrayRawBufferRefcount(x), 2); + +reportCompare(true, true); |