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/* Any copyright is dedicated to the Public Domain.
"use strict";
const REQ_LOC_CHANGE_EVENT = "intl:requested-locales-changed";
function promiseLocaleChanged(requestedLocale) {
return new Promise(resolve => {
const localeObserver = {
observe(aSubject, aTopic) {
switch (aTopic) {
case REQ_LOC_CHANGE_EVENT: {
const reqLocs = Services.locale.requestedLocales;
equal(reqLocs[0], requestedLocale);
Services.obs.removeObserver(localeObserver, REQ_LOC_CHANGE_EVENT);
resolve();
}
}
},
};
Services.obs.addObserver(localeObserver, REQ_LOC_CHANGE_EVENT);
});
}
add_task(async function test_requested_locale_array() {
const originalLocales = Services.locale.requestedLocales;
const localePromise = promiseLocaleChanged("de");
await setupPolicyEngineWithJson({
policies: {
RequestedLocales: ["de"],
},
});
await localePromise;
Services.locale.requestedLocales = originalLocales;
});
add_task(async function test_requested_locale_string() {
const originalLocales = Services.locale.requestedLocales;
const localePromise = promiseLocaleChanged("fr");
await setupPolicyEngineWithJson({
policies: {
RequestedLocales: "fr",
},
});
await localePromise;
Services.locale.requestedLocales = originalLocales;
});