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diff --git a/js/src/tests/non262/Intl/DisplayNames/quarter.js b/js/src/tests/non262/Intl/DisplayNames/quarter.js
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+++ b/js/src/tests/non262/Intl/DisplayNames/quarter.js
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+// |reftest| skip-if(!this.hasOwnProperty('Intl')||!this.hasOwnProperty('addIntlExtras'))
+
+addMozIntlDisplayNames(this);
+
+const tests = {
+ "en": {
+ long: ["1st quarter", "2nd quarter", "3rd quarter", "4th quarter"],
+ short: ["Q1", "Q2", "Q3", "Q4"],
+ narrow: ["1", "2", "3", "4"],
+ },
+ "de": {
+ long: ["1. Quartal", "2. Quartal", "3. Quartal", "4. Quartal"],
+ short: ["Q1", "Q2", "Q3", "Q4"],
+ narrow: ["1", "2", "3", "4"],
+ },
+ "fr": {
+ long: ["1er trimestre", "2e trimestre", "3e trimestre", "4e trimestre"],
+ short: ["T1", "T2", "T3", "T4"],
+ narrow: ["1", "2", "3", "4"],
+ },
+ "zh": {
+ long: ["第一季度", "第二季度", "第三季度", "第四季度"],
+ short: ["1季度", "2季度", "3季度", "4季度"],
+ narrow: ["1", "2", "3", "4"],
+ },
+};
+
+for (let [locale, localeTests] of Object.entries(tests)) {
+ let defaultCalendar = new Intl.DateTimeFormat(locale).resolvedOptions().calendar;
+
+ for (let [style, styleTests] of Object.entries(localeTests)) {
+ let dn = new Intl.DisplayNames(locale, {type: "quarter", style});
+
+ let resolved = dn.resolvedOptions();
+ assertEq(resolved.locale, locale);
+ assertEq(resolved.calendar, defaultCalendar);
+ assertEq(resolved.style, style);
+ assertEq(resolved.type, "quarter");
+ assertEq(resolved.fallback, "code");
+
+ for (let i = 0; i < 4; i++) {
+ assertEq(dn.of(i + 1), styleTests[i]);
+
+ // Also works with strings.
+ assertEq(dn.of(String(i + 1)), styleTests[i]);
+
+ // Also works with objects.
+ assertEq(dn.of(Object(i + 1)), styleTests[i]);
+ }
+ }
+}
+
+{
+ let dn = new Intl.DisplayNames("en", {type: "quarter"});
+
+ // Performs ToString on the input and then validates the stringified result.
+ assertThrowsInstanceOf(() => dn.of(), RangeError);
+ assertThrowsInstanceOf(() => dn.of(null), RangeError);
+ assertThrowsInstanceOf(() => dn.of(Symbol()), TypeError);
+
+ // Throws an error if |code| isn't an integer.
+ assertThrowsInstanceOf(() => dn.of(1.5), RangeError);
+ assertThrowsInstanceOf(() => dn.of(-Infinity), RangeError);
+ assertThrowsInstanceOf(() => dn.of(Infinity), RangeError);
+ assertThrowsInstanceOf(() => dn.of(NaN), RangeError);
+
+ // Throws an error if outside of [1, 4].
+ assertThrowsInstanceOf(() => dn.of(-1), RangeError);
+ assertThrowsInstanceOf(() => dn.of(0), RangeError);
+ assertThrowsInstanceOf(() => dn.of(5), RangeError);
+}
+
+if (typeof reportCompare === "function")
+ reportCompare(true, true);