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author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
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committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-19 00:47:55 +0000 |
commit | 26a029d407be480d791972afb5975cf62c9360a6 (patch) | |
tree | f435a8308119effd964b339f76abb83a57c29483 /js/src/jit-test/tests/basic/bug920484.js | |
parent | Initial commit. (diff) | |
download | firefox-26a029d407be480d791972afb5975cf62c9360a6.tar.xz firefox-26a029d407be480d791972afb5975cf62c9360a6.zip |
Adding upstream version 124.0.1.upstream/124.0.1
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'js/src/jit-test/tests/basic/bug920484.js')
-rw-r--r-- | js/src/jit-test/tests/basic/bug920484.js | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/js/src/jit-test/tests/basic/bug920484.js b/js/src/jit-test/tests/basic/bug920484.js new file mode 100644 index 0000000000..34c1ff6a76 --- /dev/null +++ b/js/src/jit-test/tests/basic/bug920484.js @@ -0,0 +1,27 @@ +load(libdir + "asserts.js"); + +// Add an invalid "localeMatcher" option to Object.prototype, the exact value does not matter, +// any value except "best fit" or "lookup" is okay. +Object.prototype.localeMatcher = "invalid matcher option"; + +// The Intl API may not be available in the testing environment. +if (this.hasOwnProperty("Intl")) { + // Intl constructors still work perfectly fine. The default options object doesn't inherit + // from Object.prototype and the invalid "localeMatcher" value from Object.prototype isn't + // consulted. + new Intl.Collator().compare("a", "b"); + new Intl.NumberFormat().format(10); + new Intl.DateTimeFormat().format(new Date); + + // If an explicit "localeMatcher" option is given, the default from Object.prototype is ignored. + new Intl.Collator(void 0, {localeMatcher: "lookup"}).compare("a", "b"); + new Intl.NumberFormat(void 0, {localeMatcher: "lookup"}).format(10); + new Intl.DateTimeFormat(void 0, {localeMatcher: "lookup"}).format(new Date); + + delete Object.prototype.localeMatcher; + + // After removing the default option from Object.prototype, everything still works as expected. + new Intl.Collator().compare("a", "b"); + new Intl.NumberFormat().format(10); + new Intl.DateTimeFormat().format(new Date); +} |