1 files changed, 28 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Temporal/PlainDateTime/prototype/withPlainDate/argument-string-calendar.js b/js/src/tests/test262/intl402/Temporal/PlainDateTime/prototype/withPlainDate/argument-string-calendar.js
new file mode 100644
index 0000000000..b81895586a
--- /dev/null
+++ b/js/src/tests/test262/intl402/Temporal/PlainDateTime/prototype/withPlainDate/argument-string-calendar.js
@@ -0,0 +1,28 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2022 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.plaindatetime.withplaindate
+description: non-ISO calendars are handled correctly
+includes: [temporalHelpers.js]
+features: [Temporal]
+---*/
+
+const isopdt = new Temporal.PlainDateTime(1995, 12, 7, 3, 24, 30, 123, 456, 789);
+const gregorypdt = new Temporal.PlainDateTime(1995, 12, 7, 3, 24, 30, 123, 456, 789, "gregory");
+
+const result1 = isopdt.withPlainDate("2020-11-13[u-ca=gregory]");
+TemporalHelpers.assertPlainDateTime(result1, 2020, 11, "M11", 13, 3, 24, 30, 123, 456, 789,
+  "result1", "ce", 2020);
+assert.sameValue(result1.calendarId, "gregory", "non-ISO calendar in argument overrides ISO calendar in receiver");
+
+const result2 = gregorypdt.withPlainDate("2020-11-13[u-ca=iso8601]");
+TemporalHelpers.assertPlainDateTime(result2, 2020, 11, "M11", 13, 3, 24, 30, 123, 456, 789,
+  "result2", "ce", 2020);
+assert.sameValue(result2.calendarId, "gregory", "non-ISO calendar in receiver overrides ISO calendar in argument");
+
+assert.throws(RangeError, () => gregorypdt.withPlainDate("2020-11-13[u-ca=japanese]"),
+  "throws if both `this` and `other` have a non-ISO calendar");
+
+reportCompare(0, 0);