1 files changed, 24 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/weekOfYear/argument-builtin-calendar-no-array-iteration.js b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/weekOfYear/argument-builtin-calendar-no-array-iteration.js
new file mode 100644
index 0000000000..fd0e559c7d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Temporal/Calendar/prototype/weekOfYear/argument-builtin-calendar-no-array-iteration.js
@@ -0,0 +1,24 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2023 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.calendar.prototype.weekofyear
+description: >
+  Calling the method with a property bag argument with a builtin calendar causes
+  no observable array iteration when getting the calendar fields.
+features: [Temporal]
+---*/
+
+const arrayPrototypeSymbolIteratorOriginal = Array.prototype[Symbol.iterator];
+Array.prototype[Symbol.iterator] = function arrayIterator() {
+  throw new Test262Error("Array should not be iterated");
+}
+
+const instance = new Temporal.Calendar("iso8601");
+const arg = { year: 2000, month: 5, day: 2, calendar: "iso8601" };
+instance.weekOfYear(arg);
+
+Array.prototype[Symbol.iterator] = arrayPrototypeSymbolIteratorOriginal;
+
+reportCompare(0, 0);