From 36d22d82aa202bb199967e9512281e9a53db42c9 Mon Sep 17 00:00:00 2001
From: Daniel Baumann <daniel.baumann@progress-linux.org>
Date: Sun, 7 Apr 2024 21:33:14 +0200
Subject: Adding upstream version 115.7.0esr.

Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
---
 .../non262/Intl/DateTimeFormat/calendar-option.js  | 67 ++++++++++++++++++++++
 1 file changed, 67 insertions(+)
 create mode 100644 js/src/tests/non262/Intl/DateTimeFormat/calendar-option.js

(limited to 'js/src/tests/non262/Intl/DateTimeFormat/calendar-option.js')

diff --git a/js/src/tests/non262/Intl/DateTimeFormat/calendar-option.js b/js/src/tests/non262/Intl/DateTimeFormat/calendar-option.js
new file mode 100644
index 0000000000..cbf73df5c9
--- /dev/null
+++ b/js/src/tests/non262/Intl/DateTimeFormat/calendar-option.js
@@ -0,0 +1,67 @@
+const defaultLocale = "en";
+const defaultCalendar = new Intl.DateTimeFormat(defaultLocale).resolvedOptions().calendar;
+
+function createWithLocale(locale, calendar) {
+  return new Intl.DateTimeFormat(locale, {calendar});
+}
+
+function create(calendar) {
+  return createWithLocale(defaultLocale, calendar);
+}
+
+// Empty string should throw.
+assertThrowsInstanceOf(() => create(""), RangeError);
+
+// Trailing \0 should throw.
+assertThrowsInstanceOf(() => create("gregory\0"), RangeError);
+
+// Too short or too long strings should throw.
+assertThrowsInstanceOf(() => create("a"), RangeError);
+assertThrowsInstanceOf(() => create("toolongstring"), RangeError);
+
+// Throw even when prefix is valid.
+assertThrowsInstanceOf(() => create("gregory-toolongstring"), RangeError);
+
+// |calendar| can be set to |undefined|.
+let dtf = create(undefined);
+assertEq(dtf.resolvedOptions().calendar, defaultCalendar);
+
+// Unsupported calendars are ignored.
+dtf = create("xxxxxxxx");
+assertEq(dtf.resolvedOptions().calendar, defaultCalendar);
+
+// Calendars in options overwrite Unicode extension keyword.
+dtf = createWithLocale(`${defaultLocale}-u-ca-iso8601`, "japanese");
+assertEq(dtf.resolvedOptions().locale, defaultLocale);
+assertEq(dtf.resolvedOptions().calendar, "japanese");
+
+// |calendar| option ignores case.
+dtf = create("CHINESE");
+assertEq(dtf.resolvedOptions().locale, defaultLocale);
+assertEq(dtf.resolvedOptions().calendar, "chinese");
+
+const calendars = [
+  "buddhist", "chinese", "coptic", "dangi", "ethioaa", "ethiopic-amete-alem",
+  "ethiopic", "gregory", "hebrew", "indian", "islamic", "islamic-umalqura",
+  "islamic-tbla", "islamic-civil", "islamic-rgsa", "iso8601", "japanese",
+  "persian", "roc", "islamicc",
+];
+
+// https://github.com/tc39/proposal-intl-locale/issues/96
+const canonical = {
+  "islamicc": "islamic-civil",
+  "ethiopic-amete-alem": "ethioaa",
+};
+
+for (let calendar of calendars) {
+  let dtf1 = new Intl.DateTimeFormat(`${defaultLocale}-u-ca-${calendar}`);
+  let dtf2 = new Intl.DateTimeFormat(defaultLocale, {calendar});
+
+  assertEq(dtf1.resolvedOptions().calendar, canonical[calendar] ?? calendar);
+  assertEq(dtf2.resolvedOptions().calendar, canonical[calendar] ?? calendar);
+
+  assertEq(dtf2.format(0), dtf1.format(0));
+}
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
-- 
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