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diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearOfWeek/argument-string.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearOfWeek/argument-string.js
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+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/yearOfWeek/argument-string.js
@@ -0,0 +1,39 @@
+// |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.calendar.prototype.yearofweek
+description: >
+  Temporal.Calendar.prototype.yearOfWeek will take an ISO 8601 date string and
+  return the ISO week calendar year of that date.
+features: [Temporal]
+---*/
+
+const cal = new Temporal.Calendar("iso8601");
+
+// The following week calendar years are taken from the table "Examples of
+// contemporary dates around New Year's Day" from
+// https://en.wikipedia.org/wiki/ISO_week_date#Relation_with_the_Gregorian_calendar
+
+assert.sameValue(cal.yearOfWeek("1977-01-01"), 1976, "1977-01-01 is in yearOfWeek 1976");
+assert.sameValue(cal.yearOfWeek("1977-01-02"), 1976, "1977-01-02 is in yearOfWeek 1976");
+assert.sameValue(cal.yearOfWeek("1977-12-31"), 1977, "1977-12-31 is in yearOfWeek 1977");
+assert.sameValue(cal.yearOfWeek("1978-01-01"), 1977, "1978-01-01 is in yearOfWeek 1977");
+assert.sameValue(cal.yearOfWeek("1978-01-02"), 1978, "1978-01-02 is in yearOfWeek 1978");
+assert.sameValue(cal.yearOfWeek("1978-12-31"), 1978, "1978-12-31 is in yearOfWeek 1978");
+assert.sameValue(cal.yearOfWeek("1979-01-01"), 1979, "1979-01-01 is in yearOfWeek 1979");
+assert.sameValue(cal.yearOfWeek("1979-12-30"), 1979, "1979-12-30 is in yearOfWeek 1979");
+assert.sameValue(cal.yearOfWeek("1979-12-31"), 1980, "1979-12-31 is in yearOfWeek 1980");
+assert.sameValue(cal.yearOfWeek("1980-01-01"), 1980, "1980-01-01 is in yearOfWeek 1980");
+assert.sameValue(cal.yearOfWeek("1980-12-28"), 1980, "1980-12-28 is in yearOfWeek 1980");
+assert.sameValue(cal.yearOfWeek("1980-12-29"), 1981, "1980-12-29 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1980-12-30"), 1981, "1980-12-30 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1980-12-31"), 1981, "1980-12-31 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1981-01-01"), 1981, "1981-01-01 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1981-12-31"), 1981, "1981-12-31 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1982-01-01"), 1981, "1982-01-01 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1982-01-02"), 1981, "1982-01-02 is in yearOfWeek 1981");
+assert.sameValue(cal.yearOfWeek("1982-01-03"), 1981, "1982-01-03 is in yearOfWeek 1981");
+
+reportCompare(0, 0);