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Test Info:
/* Any copyright is dedicated to the Public Domain.
"use strict";
async function runLangTagsTest(
{
systemLocales,
appLocales,
webLanguages,
page,
languagePairs = LANGUAGE_PAIRS,
},
langTags
) {
const cleanupLocales = await mockLocales({
systemLocales,
appLocales,
webLanguages,
});
const { cleanup: cleanupTestPage } = await loadTestPage({
page,
languagePairs,
});
const actor = getTranslationsParent();
await waitForCondition(
async () => actor.languageState.detectedLanguages?.docLangTag,
"Waiting for a document language tag to be found."
);
Assert.deepEqual(actor.languageState.detectedLanguages, langTags);
await cleanupLocales();
await cleanupTestPage();
}
add_task(async function test_lang_tags_direct_translations() {
info(
"Test the detected languages for translations when a translation pair is available"
);
await runLangTagsTest(
{
systemLocales: ["en"],
appLocales: ["en"],
webLanguages: ["en"],
page: SPANISH_PAGE_URL,
},
{
docLangTag: "es",
userLangTag: "en",
isDocLangTagSupported: true,
}
);
});
add_task(async function test_lang_tags_with_pivots() {
info("Test the detected languages for translations when a pivot is needed.");
await runLangTagsTest(
{
systemLocales: ["fr"],
appLocales: ["fr", "en"],
webLanguages: ["fr", "en"],
page: SPANISH_PAGE_URL,
},
{
docLangTag: "es",
userLangTag: "fr",
isDocLangTagSupported: true,
}
);
});
add_task(async function test_lang_tags_with_pivots_second_preferred() {
info(
"Test using a pivot language when the first preferred lang tag doesn't match"
);
await runLangTagsTest(
{
systemLocales: ["it"],
appLocales: ["it", "en"],
webLanguages: ["it", "en"],
page: SPANISH_PAGE_URL,
},
{
docLangTag: "es",
userLangTag: "en",
isDocLangTagSupported: true,
}
);
});
add_task(async function test_lang_tags_with_non_supported_doc_language() {
info("Test using a pivot language when the doc language isn't supported");
await runLangTagsTest(
{
systemLocales: ["fr"],
appLocales: ["fr", "en"],
webLanguages: ["fr", "en"],
page: SPANISH_PAGE_URL,
languagePairs: [
{ fromLang: PIVOT_LANGUAGE, toLang: "fr" },
{ fromLang: "fr", toLang: PIVOT_LANGUAGE },
// No Spanish support.
],
},
{
docLangTag: "es",
userLangTag: "fr",
isDocLangTagSupported: false,
}
);
});