1 files changed, 176 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/DisplayNames/dateTimeField.js b/js/src/tests/non262/Intl/DisplayNames/dateTimeField.js
new file mode 100644
index 0000000000..94bdf53899
--- /dev/null
+++ b/js/src/tests/non262/Intl/DisplayNames/dateTimeField.js
@@ -0,0 +1,176 @@
+// |reftest| skip-if(!this.hasOwnProperty('Intl'))
+
+const tests = {
+  "en": {
+    long: {
+      "era": "era",
+      "year": "year",
+      "quarter": "quarter",
+      "month": "month",
+      "weekOfYear": "week",
+      "weekday": "day of the week",
+      "day": "day",
+      "dayPeriod": "AM/PM",
+      "hour": "hour",
+      "minute": "minute",
+      "second": "second",
+      "timeZoneName": "time zone",
+    },
+    short: {
+      "year": "yr.",
+      "quarter": "qtr.",
+      "month": "mo.",
+      "weekOfYear": "wk.",
+      "weekday": "day of wk.",
+      "dayPeriod": "AM/PM",
+      "hour": "hr.",
+      "minute": "min.",
+      "second": "sec.",
+      "timeZoneName": "zone",
+    },
+    narrow: {
+      "year": "yr",
+      "quarter": "qtr",
+      "month": "mo",
+      "weekOfYear": "wk",
+      "hour": "hr",
+      "minute": "min",
+      "second": "sec",
+    },
+  },
+  "de": {
+    long: {
+      "era": "Epoche",
+      "year": "Jahr",
+      "quarter": "Quartal",
+      "month": "Monat",
+      "weekOfYear": "Woche",
+      "weekday": "Wochentag",
+      "day": "Tag",
+      "dayPeriod": "Tageshälfte",
+      "hour": "Stunde",
+      "minute": "Minute",
+      "second": "Sekunde",
+      "timeZoneName": "Zeitzone",
+    },
+    short: {
+      "era": "Epoche",
+      "year": "Jahr",
+      "quarter": "Quart.",
+      "month": "Monat",
+      "weekOfYear": "Woche",
+      "weekday": "Wochentag",
+      "day": "Tag",
+      "dayPeriod": "Tageshälfte",
+      "hour": "Std.",
+      "minute": "Min.",
+      "second": "Sek.",
+      "timeZoneName": "Zeitzone",
+    },
+    narrow: {
+      "era": "E",
+      "year": "J",
+      "quarter": "Q",
+      "month": "M",
+      "weekOfYear": "W",
+      "weekday": "Wochent.",
+      "dayPeriod": "Tagesh.",
+      "timeZoneName": "Zeitz.",
+    },
+  },
+  "fr": {
+    long: {
+      "era": "ère",
+      "year": "année",
+      "quarter": "trimestre",
+      "month": "mois",
+      "weekOfYear": "semaine",
+      "weekday": "jour de la semaine",
+      "day": "jour",
+      "dayPeriod": "cadran",
+      "hour": "heure",
+      "minute": "minute",
+      "second": "seconde",
+      "timeZoneName": "fuseau horaire",
+    },
+    short: {
+      "year": "an",
+      "quarter": "trim.",
+      "month": "m.",
+      "weekOfYear": "sem.",
+      "weekday": "j (sem.)",
+      "day": "j",
+      "hour": "h",
+      "minute": "min",
+      "second": "s",
+    },
+    narrow: {
+      "year": "a",
+    },
+  },
+  "zh": {
+    long: {
+      "era": "纪元",
+      "year": "年",
+      "quarter": "季度",
+      "month": "月",
+      "weekOfYear": "周",
+      "weekday": "工作日",
+      "day": "日",
+      "dayPeriod": "上午/下午",
+      "hour": "小时",
+      "minute": "分钟",
+      "second": "秒",
+      "timeZoneName": "时区",
+    },
+    short: {
+      "quarter": "季",
+      "minute": "分",
+    },
+    narrow: {},
+  },
+};
+
+for (let [locale, localeTests] of Object.entries(tests)) {
+  for (let [style, styleTests] of Object.entries(localeTests)) {
+    let dn = new Intl.DisplayNames(locale, {type: "dateTimeField", style});
+
+    let resolved = dn.resolvedOptions();
+    assertEq(resolved.locale, locale);
+    assertEq(resolved.style, style);
+    assertEq(resolved.type, "dateTimeField");
+    assertEq(resolved.fallback, "code");
+
+    let inheritedTests = {...localeTests.long, ...localeTests.short, ...localeTests.narrow};
+    for (let [field, expected] of Object.entries({...inheritedTests, ...styleTests})) {
+      assertEq(dn.of(field), expected);
+
+      // Also works with objects.
+      assertEq(dn.of(Object(field)), expected);
+    }
+  }
+}
+
+{
+  let dn = new Intl.DisplayNames("en", {type: "dateTimeField"});
+
+  // 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);
+  assertThrowsInstanceOf(() => dn.of(0), RangeError);
+  assertThrowsInstanceOf(() => dn.of(1), RangeError);
+
+  // Throws an error if not one of ["era", "year", "quarter", "month", "weekOfYear", "weekday",
+  // "day", "dayPeriod", "hour", "minute", "second", "timeZoneName"].
+  assertThrowsInstanceOf(() => dn.of(""), RangeError);
+  assertThrowsInstanceOf(() => dn.of("ERA"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("Era"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("era\0"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("dayperiod"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("day-period"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("timezoneName"), RangeError);
+}
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);