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// |reftest| skip-if(winWidget||!xulRuntime.shell||!this.hasOwnProperty("Intl"))
assertEq(/^(PST|PDT)$/.test(getTimeZone()), true,
"The default time zone is set to PST8PDT for all jstests (when run in the shell)");
function timeZoneName() {
var dtf = new Intl.DateTimeFormat("en-US", {timeZoneName: "long"});
return dtf.formatToParts(Date.UTC(2017, 2, 31, 12, 0, 0)).filter(x => x.type === "timeZoneName")[0].value;
}
setTimeZone("Europe/Paris");
assertEq(timeZoneName(), "Central European Summer Time");
setTimeZone(":Europe/Helsinki");
assertEq(timeZoneName(), "Eastern European Summer Time");
setTimeZone("/zoneinfo/America/Chicago");
assertEq(timeZoneName(), "Central Daylight Time");
setTimeZone("/this-part-is-ignored/zoneinfo/America/Chicago");
assertEq(timeZoneName(), "Central Daylight Time");
setTimeZone(":/this-part-is-ignored/zoneinfo/America/Phoenix");
assertEq(timeZoneName(), "Mountain Standard Time");
const invalidTimeZones = [
// Non-existent timezone
"foo",
"/zoneinfo/foo",
"/zoneinfo/",
// Not capitalized
"america/chicago",
// No leading /
"zoneinfo/America/Chicago",
"foo/zoneinfo/America/Chicago",
":zoneinfo/America/Chicago",
":foo/zoneinfo/America/Chicago",
// Path without "/zoneinfo/"
"/foo/America/Chicago",
":/foo/America/Chicago",
// Two colons
"::Europe/London",
"::/zoneinfo/America/Los_Angeles",
"::/this-part-is-ignored/zoneinfo/America/Los_Angeles",
];
for (const invalid of invalidTimeZones) {
assertThrowsInstanceOf(() => setTimeZone(invalid), Error);
}
if (typeof reportCompare === "function")
reportCompare(true, true);