1 files changed, 40 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfWeek/plain-date-time.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfWeek/plain-date-time.js
new file mode 100644
index 0000000000..9d039cbe62
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfWeek/plain-date-time.js
@@ -0,0 +1,40 @@
+// |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.dayofweek
+description: >
+  Temporal.Calendar.prototype.dayOfWeek will take Temporal.PlainDateTime objects
+  and return the day of week.
+info: |
+  5. Return 𝔽(! ToISODayOfWeek(temporalDate.[[ISOYear]], temporalDate.[[ISOMonth]], temporalDate.[[ISODay]])).
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601");
+
+let dt = new Temporal.PlainDateTime(1997, 1, 23, 5, 30, 13);
+assert.sameValue(
+  cal.dayOfWeek(dt),
+  4,
+  'cal.dayOfWeek(new Temporal.PlainDateTime(1997, 1, 23, 5, 30, 13)) must return 4'
+);
+dt = new Temporal.PlainDateTime(1996, 2, 23, 5, 30, 13);
+assert.sameValue(
+  cal.dayOfWeek(dt),
+  5,
+  'cal.dayOfWeek(new Temporal.PlainDateTime(1996, 2, 23, 5, 30, 13)) must return 5'
+);
+dt = new Temporal.PlainDateTime(1997, 2, 23, 5, 30, 13);
+assert.sameValue(
+  cal.dayOfWeek(dt),
+  7,
+  'cal.dayOfWeek(new Temporal.PlainDateTime(1997, 2, 23, 5, 30, 13)) must return 7'
+);
+dt = new Temporal.PlainDateTime(1997, 6, 23, 5, 30, 13);
+assert.sameValue(
+  cal.dayOfWeek(dt),
+  1,
+  'cal.dayOfWeek(new Temporal.PlainDateTime(1997, 6, 23, 5, 30, 13)) must return 1'
+);
+
+reportCompare(0, 0);