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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-07 17:32:43 +0000 |
commit | 6bf0a5cb5034a7e684dcc3500e841785237ce2dd (patch) | |
tree | a68f146d7fa01f0134297619fbe7e33db084e0aa /js/src/tests/non262/ReadableStream/constructor-default.js | |
parent | Initial commit. (diff) | |
download | thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.tar.xz thunderbird-6bf0a5cb5034a7e684dcc3500e841785237ce2dd.zip |
Adding upstream version 1:115.7.0.upstream/1%115.7.0upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/tests/non262/ReadableStream/constructor-default.js')
-rw-r--r-- | js/src/tests/non262/ReadableStream/constructor-default.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/tests/non262/ReadableStream/constructor-default.js b/js/src/tests/non262/ReadableStream/constructor-default.js new file mode 100644 index 0000000000..9f60204c72 --- /dev/null +++ b/js/src/tests/non262/ReadableStream/constructor-default.js @@ -0,0 +1,27 @@ +// |reftest| skip-if(!this.hasOwnProperty('ReadableStream')) + +// The second argument to `new ReadableStream` defaults to `{}`, so it observes +// properties hacked onto Object.prototype. + +let log = []; + +Object.defineProperty(Object.prototype, "size", { + configurable: true, + get() { + log.push("size"); + log.push(this); + return undefined; + } +}); +Object.prototype.highWaterMark = 1337; + +let s = new ReadableStream({ + start(controller) { + log.push("start"); + log.push(controller.desiredSize); + } +}); +assertDeepEq(log, ["size", {}, "start", 1337]); + +if (typeof reportCompare == "function") + reportCompare(0, 0); |