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// |reftest| skip-if(!this.hasOwnProperty("Intl"))
const collations = Intl.supportedValuesOf("collation");
assertEq(new Set(collations).size, collations.length, "No duplicates are present");
assertEqArray(collations, [...collations].sort(), "The list is sorted");
const typeRE = /^[a-z0-9]{3,8}(-[a-z0-9]{3,8})*$/;
for (let collation of collations) {
assertEq(typeRE.test(collation), true, `${collation} matches the 'type' production`);
}
for (let collation of collations) {
assertEq(new Intl.Locale("und", {collation}).collation, collation, `${collation} is canonicalised`);
}
// Not all locales support all possible collations, so test the minimal set to
// cover all supported collations.
const locales = [
"en", // "emoji", "eor"
"ar", // compat
"de", // phonebk
"es", // trad
"ko", // searchjl
"ln", // phonetic
"si", // dict
"sv", // reformed
"zh", // big5han, gb2312, pinyin, stroke, unihan, zhuyin
];
for (let collation of collations) {
let supported = false;
for (let locale of locales) {
let obj = new Intl.Collator(locale, {collation});
if (obj.resolvedOptions().collation === collation) {
supported = true;
}
}
assertEq(supported, true, `${collation} is supported by Collator`);
}
if (typeof reportCompare === "function")
reportCompare(true, true);
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