1 files changed, 123 insertions, 0 deletions
diff --git a/js/src/tests/non262/Intl/DisplayNames/calendar.js b/js/src/tests/non262/Intl/DisplayNames/calendar.js
new file mode 100644
index 0000000000..0700ee2888
--- /dev/null
+++ b/js/src/tests/non262/Intl/DisplayNames/calendar.js
@@ -0,0 +1,123 @@
+// |reftest| skip-if(!this.hasOwnProperty('Intl'))
+
+const tests = {
+  "en": {
+    long: {
+      "gregory": "Gregorian Calendar",
+      "iso8601": "ISO-8601 Calendar",
+      "japanese": "Japanese Calendar",
+      "islamic-civil": "Islamic Calendar (tabular, civil epoch)",
+      "islamicc": "Islamic Calendar (tabular, civil epoch)",
+      "ethioaa": "Ethiopic Amete Alem Calendar",
+      "ethiopic-amete-alem": "Ethiopic Amete Alem Calendar",
+    },
+    short: {},
+    narrow: {},
+  },
+  "de": {
+    long: {
+      "gregory": "Gregorianischer Kalender",
+      "iso8601": "ISO-8601-Kalender",
+      "japanese": "Japanischer Kalender",
+      "islamic-civil": "Bürgerlicher islamischer Kalender (tabellarisch)",
+      "islamicc": "Bürgerlicher islamischer Kalender (tabellarisch)",
+      "ethioaa": "Äthiopischer Amätä-Aläm-Kalender",
+      "ethiopic-amete-alem": "Äthiopischer Amätä-Aläm-Kalender",
+    },
+    short: {},
+    narrow: {},
+  },
+  "fr": {
+    long: {
+      "gregory": "calendrier grégorien",
+      "iso8601": "calendrier ISO 8601",
+      "japanese": "calendrier japonais",
+      "islamic-civil": "calendrier musulman (tabulaire, époque civile)",
+      "islamicc": "calendrier musulman (tabulaire, époque civile)",
+      "ethioaa": "calendrier éthiopien Amete Alem",
+      "ethiopic-amete-alem": "calendrier éthiopien Amete Alem",
+    },
+    short: {},
+    narrow: {},
+  },
+  "zh": {
+    long: {
+      "gregory": "公历",
+      "iso8601": "国际标准历法",
+      "japanese": "和历",
+      "islamic-civil": "伊斯兰希吉来日历",
+      "islamicc": "伊斯兰希吉来日历",
+      "ethioaa": "埃塞俄比亚阿米特阿莱姆日历",
+      "ethiopic-amete-alem": "埃塞俄比亚阿米特阿莱姆日历",
+    },
+    short: {},
+    narrow: {},
+  },
+};
+
+for (let [locale, localeTests] of Object.entries(tests)) {
+  for (let [style, styleTests] of Object.entries(localeTests)) {
+    let dn = new Intl.DisplayNames(locale, {type: "calendar", style});
+
+    let resolved = dn.resolvedOptions();
+    assertEq(resolved.locale, locale);
+    assertEq(resolved.style, style);
+    assertEq(resolved.type, "calendar");
+    assertEq(resolved.fallback, "code");
+
+    let inheritedTests = {...localeTests.long, ...localeTests.short, ...localeTests.narrow};
+    for (let [calendar, expected] of Object.entries({...inheritedTests, ...styleTests})) {
+      assertEq(dn.of(calendar), expected);
+
+      // Also works with objects.
+      assertEq(dn.of(Object(calendar)), expected);
+    }
+  }
+}
+
+{
+  let dn = new Intl.DisplayNames("en", {type: "calendar"});
+
+  // Performs ToString on the input and then validates the stringified result.
+  assertThrowsInstanceOf(() => dn.of(), RangeError);
+  assertThrowsInstanceOf(() => dn.of(undefined), RangeError);
+  assertThrowsInstanceOf(() => dn.of(Symbol()), TypeError);
+  assertThrowsInstanceOf(() => dn.of(0), RangeError);
+
+  // Throws an error if |code| isn't a well-formed calendar type.
+  assertThrowsInstanceOf(() => dn.of("gregorian"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("grëgory"), RangeError);
+  assertThrowsInstanceOf(() => dn.of("grēgory"), RangeError);
+}
+
+// Test fallback behaviour.
+{
+  let dn1 = new Intl.DisplayNames("en", {type: "calendar"});
+  let dn2 = new Intl.DisplayNames("en", {type: "calendar", fallback: "code"});
+  let dn3 = new Intl.DisplayNames("en", {type: "calendar", fallback: "none"});
+
+  assertEq(dn1.resolvedOptions().fallback, "code");
+  assertEq(dn2.resolvedOptions().fallback, "code");
+  assertEq(dn3.resolvedOptions().fallback, "none");
+
+  // "invalid" isn't a known calendar type.
+  assertEq(dn1.of("invalid"), "invalid");
+  assertEq(dn2.of("invalid"), "invalid");
+  assertEq(dn3.of("invalid"), undefined);
+
+  // The returned fallback is in canonical case.
+  assertEq(dn1.of("INVALID"), "invalid");
+  assertEq(dn2.of("INVALID"), "invalid");
+  assertEq(dn3.of("INVALID"), undefined);
+}
+
+// Test when case isn't canonical.
+{
+  let dn = new Intl.DisplayNames("en", {type: "calendar", fallback: "none"});
+
+  assertEq(dn.of("gregory"), "Gregorian Calendar");
+  assertEq(dn.of("GREGORY"), "Gregorian Calendar");
+}
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);