1 files changed, 21 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/daysInWeek/date-time.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/daysInWeek/date-time.js
new file mode 100644
index 0000000000..7ab14c3ca8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/daysInWeek/date-time.js
@@ -0,0 +1,21 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2021 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-temporal.calendar.prototype.daysinweeks
+description: Temporal.Calendar.prototype.daysInWeek will take PlainDateTime and return 7.
+info: |
+  4. Perform ? ToTemporalDate(temporalDateLike).
+  5. Return 7𝔽.
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601");
+
+let dt = new Temporal.PlainDateTime(1997, 8, 23, 5, 30, 13);
+assert.sameValue(
+  cal.daysInWeek(dt),
+  7,
+  'cal.daysInWeek(new Temporal.PlainDateTime(1997, 8, 23, 5, 30, 13)) must return 7'
+);
+
+reportCompare(0, 0);