1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Temporal/PlainYearMonth/prototype/toLocaleString/resolved-time-zone.js b/js/src/tests/test262/intl402/Temporal/PlainYearMonth/prototype/toLocaleString/resolved-time-zone.js
new file mode 100644
index 0000000000..1dc10ccf38
--- /dev/null
+++ b/js/src/tests/test262/intl402/Temporal/PlainYearMonth/prototype/toLocaleString/resolved-time-zone.js
@@ -0,0 +1,16 @@
+// |reftest| skip-if(!this.hasOwnProperty('Temporal')) -- Temporal is not enabled unconditionally
+// Copyright (C) 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-temporal.plainyearmonth.prototype.tolocalestring
+description: A time zone in resolvedOptions with a large offset still produces the correct string
+locale: [en]
+features: [Temporal]
+---*/
+
+const month = new Temporal.PlainYearMonth(2021, 8, "gregory");
+const result = month.toLocaleString("en", { timeZone: "Pacific/Apia" });
+assert.sameValue(result, "8/2021");
+
+reportCompare(0, 0);