1 files changed, 49 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/PlainDate/prototype/withCalendar/calendar-iso-string.js b/js/src/tests/test262/built-ins/Temporal/PlainDate/prototype/withCalendar/calendar-iso-string.js
new file mode 100644
index 0000000000..e17e975f46
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/PlainDate/prototype/withCalendar/calendar-iso-string.js
@@ -0,0 +1,49 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2024 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.plaindate.prototype.withcalendar
+description: An ISO 8601 string can be converted to a calendar ID in Calendar
+features: [Temporal]
+---*/
+
+const instance = new Temporal.PlainDate(1976, 11, 18, {
+  dateAdd() {},
+  dateFromFields() {},
+  dateUntil() {},
+  day() {},
+  dayOfWeek() {},
+  dayOfYear() {},
+  daysInMonth() {},
+  daysInWeek() {},
+  daysInYear() {},
+  fields() {},
+  id: "replace-me",
+  inLeapYear() {},
+  mergeFields() {},
+  month() {},
+  monthCode() {},
+  monthDayFromFields() {},
+  monthsInYear() {},
+  weekOfYear() {},
+  year() {},
+  yearMonthFromFields() {},
+  yearOfWeek() {},
+});
+
+for (const arg of [
+  "2020-01-01",
+  "2020-01-01[u-ca=iso8601]",
+  "2020-01-01T00:00:00.000000000",
+  "2020-01-01T00:00:00.000000000[u-ca=iso8601]",
+  "01-01",
+  "01-01[u-ca=iso8601]",
+  "2020-01",
+  "2020-01[u-ca=iso8601]",
+]) {
+  const result = instance.withCalendar(arg);
+  assert.sameValue(result.getISOFields().calendar, "iso8601", `Calendar created from string "${arg}"`);
+}
+
+reportCompare(0, 0);