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-rw-r--r--toolkit/components/mozintl/test/test_mozintl_getLocaleDisplayNames.js132
1 files changed, 132 insertions, 0 deletions
diff --git a/toolkit/components/mozintl/test/test_mozintl_getLocaleDisplayNames.js b/toolkit/components/mozintl/test/test_mozintl_getLocaleDisplayNames.js
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index 0000000000..4b6e4e76e0
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+++ b/toolkit/components/mozintl/test/test_mozintl_getLocaleDisplayNames.js
@@ -0,0 +1,132 @@
+/* Any copyright is dedicated to the Public Domain.
+ http://creativecommons.org/publicdomain/zero/1.0/ */
+
+const { Services } = ChromeUtils.import("resource://gre/modules/Services.jsm");
+const { L10nRegistry, FileSource } = ChromeUtils.import(
+ "resource://gre/modules/L10nRegistry.jsm"
+);
+
+const fs = {
+ "toolkit/intl/languageNames.ftl": `
+language-name-en = English
+ `,
+ "toolkit/intl/regionNames.ftl": `
+region-name-us = United States
+region-name-ru = Russia
+ `,
+};
+
+L10nRegistry.loadSync = function(url) {
+ if (!fs.hasOwnProperty(url)) {
+ return false;
+ }
+ return fs[url];
+};
+
+let locales = Services.locale.packagedLocales;
+const mockSource = new FileSource("mock", locales, "");
+L10nRegistry.registerSources([mockSource]);
+
+const gLangDN = Services.intl.getLanguageDisplayNames.bind(
+ Services.intl,
+ undefined
+);
+const gAvLocDN = Services.intl.getAvailableLocaleDisplayNames.bind(
+ Services.intl
+);
+const gRegDN = Services.intl.getRegionDisplayNames.bind(
+ Services.intl,
+ undefined
+);
+const gLocDN = Services.intl.getLocaleDisplayNames.bind(
+ Services.intl,
+ undefined
+);
+
+add_test(function test_valid_language_tag() {
+ deepEqual(gLocDN([]), []);
+ deepEqual(gLocDN(["en"]), ["English"]);
+ deepEqual(gLocDN(["und"]), ["und"]);
+ run_next_test();
+});
+
+add_test(function test_valid_region_tag() {
+ deepEqual(gLocDN(["en-US"]), ["English (United States)"]);
+ deepEqual(gLocDN(["en-XY"]), ["English (XY)"]);
+ run_next_test();
+});
+
+add_test(function test_valid_script_tag() {
+ deepEqual(gLocDN(["en-Cyrl"]), ["English (Cyrl)"]);
+ deepEqual(gLocDN(["en-Cyrl-RU"]), ["English (Cyrl, Russia)"]);
+ run_next_test();
+});
+
+add_test(function test_valid_variants_tag() {
+ deepEqual(gLocDN(["en-Cyrl-macos"]), ["English (Cyrl, macos)"]);
+ deepEqual(gLocDN(["en-Cyrl-RU-macos"]), ["English (Cyrl, Russia, macos)"]);
+ deepEqual(gLocDN(["en-Cyrl-RU-macos-modern"]), [
+ "English (Cyrl, Russia, macos, modern)",
+ ]);
+ run_next_test();
+});
+
+add_test(function test_other_subtags_ignored() {
+ deepEqual(gLocDN(["en-x-ignore"]), ["English"]);
+ deepEqual(gLocDN(["en-t-en-latn"]), ["English"]);
+ deepEqual(gLocDN(["en-u-hc-h24"]), ["English"]);
+ run_next_test();
+});
+
+add_test(function test_invalid_locales() {
+ deepEqual(gLocDN(["2"]), ["2"]);
+ deepEqual(gLocDN([""]), [""]);
+ Assert.throws(() => gLocDN([2]), /All locale codes must be strings/);
+ Assert.throws(() => gLocDN([{}]), /All locale codes must be strings/);
+ Assert.throws(() => gLocDN([true]), /All locale codes must be strings/);
+ run_next_test();
+});
+
+add_test(function test_language_only() {
+ deepEqual(gLangDN([]), []);
+ deepEqual(gLangDN(["en"]), ["English"]);
+ deepEqual(gLangDN(["und"]), ["und"]);
+ run_next_test();
+});
+
+add_test(function test_invalid_languages() {
+ deepEqual(gLangDN(["2"]), ["2"]);
+ deepEqual(gLangDN([""]), [""]);
+ Assert.throws(() => gLangDN([2]), /All language codes must be strings/);
+ Assert.throws(() => gLangDN([{}]), /All language codes must be strings/);
+ Assert.throws(() => gLangDN([true]), /All language codes must be strings/);
+ run_next_test();
+});
+
+add_test(function test_region_only() {
+ deepEqual(gRegDN([]), []);
+ deepEqual(gRegDN(["US"]), ["United States"]);
+ deepEqual(gRegDN(["und"]), ["UND"]);
+ run_next_test();
+});
+
+add_test(function test_invalid_regions() {
+ deepEqual(gRegDN(["2"]), ["2"]);
+ deepEqual(gRegDN([""]), [""]);
+ Assert.throws(() => gRegDN([2]), /All region codes must be strings/);
+ Assert.throws(() => gRegDN([{}]), /All region codes must be strings/);
+ Assert.throws(() => gRegDN([true]), /All region codes must be strings/);
+ run_next_test();
+});
+
+add_test(function test_availableLocaleDisplayNames() {
+ let langCodes = gAvLocDN("language");
+ equal(
+ !!langCodes.length,
+ true,
+ "There should be some language codes available"
+ );
+ let regCodes = gAvLocDN("region");
+ equal(!!regCodes.length, true, "There should be some region codes available");
+ run_next_test();
+});