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/**
* Bug 1330890 - A test case for verifying Date() object of javascript will use
* UTC timezone after fingerprinting resistance is enabled.
*/
const TEST_DOMAIN = "http://example.net/";
const TEST_PATH =
TEST_DOMAIN + "browser/browser/components/resistfingerprinting/test/browser/";
add_task(async function setup() {
await SpecialPowers.pushPrefEnv({
set: [["privacy.resistFingerprinting", true]],
});
});
add_task(async function test_timezone() {
// Load a page and verify the timezone.
let tab = await BrowserTestUtils.openNewForegroundTab(
gBrowser,
TEST_PATH + "file_dummy.html"
);
await SpecialPowers.spawn(tab.linkedBrowser, [], async function() {
let dateObj = new Date();
let dateString = dateObj.toString();
ok(
dateString.endsWith("(Coordinated Universal Time)"),
"The date string is in UTC timezone."
);
is(
dateObj.getFullYear(),
dateObj.getUTCFullYear(),
"The full year reports in UTC timezone."
);
is(
dateObj.getMonth(),
dateObj.getUTCMonth(),
"The month reports in UTC timezone."
);
is(
dateObj.getDate(),
dateObj.getUTCDate(),
"The month reports in UTC timezone."
);
is(
dateObj.getDay(),
dateObj.getUTCDay(),
"The day reports in UTC timezone."
);
is(
dateObj.getHours(),
dateObj.getUTCHours(),
"The hours reports in UTC timezone."
);
is(
dateObj.getTimezoneOffset(),
0,
"The difference with UTC timezone is 0."
);
});
BrowserTestUtils.removeTab(tab);
});
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