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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/ReadableStream/constructor-default.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/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); |