1 files changed, 37 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfYear/string.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfYear/string.js
new file mode 100644
index 0000000000..1faed72a64
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/dayOfYear/string.js
@@ -0,0 +1,37 @@
+// |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.dayofyear
+description: >
+  Temporal.Calendar.prototype.dayOfYear will take ISO8601 string and
+  return the day of year.
+info: |
+  4. Let temporalDate be ? ToTemporalDate(temporalDateLike).
+  5. Return 𝔽(! ToISODayOfYear(temporalDate.[[ISOYear]], temporalDate.[[ISOMonth]], temporalDate.[[ISODay]])).
+features: [Temporal]
+---*/
+let cal = new Temporal.Calendar("iso8601");
+
+assert.sameValue(
+  cal.dayOfYear("2019-01-18"),
+  18,
+  'cal.dayOfYear("2019-01-18") must return 18'
+);
+assert.sameValue(
+  cal.dayOfYear("2020-02-18"),
+  49,
+  'cal.dayOfYear("2020-02-18") must return 49'
+);
+assert.sameValue(
+  cal.dayOfYear("2019-12-31"),
+  365,
+  'cal.dayOfYear("2019-12-31") must return 365'
+);
+assert.sameValue(
+  cal.dayOfYear("2000-12-31"),
+  366,
+  'cal.dayOfYear("2000-12-31") must return 366'
+);
+
+reportCompare(0, 0);