1 files changed, 20 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/Locale/prototype/getTimeZones/output-array-undefined.js b/js/src/tests/test262/intl402/Locale/prototype/getTimeZones/output-array-undefined.js
new file mode 100644
index 0000000000..3de4ce7cd9
--- /dev/null
+++ b/js/src/tests/test262/intl402/Locale/prototype/getTimeZones/output-array-undefined.js
@@ -0,0 +1,20 @@
+// |reftest| skip -- Intl.Locale-info is not supported
+// Copyright 2021 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-intl.locale.prototype.getTimeZones
+description: >
+    Checks that the return value of Intl.Locale.prototype.timeZones is undefined
+    when no region subtag is used.
+info: |
+  get Intl.Locale.prototype.timeZones
+  ...
+  4. If the unicode_language_id production of locale does not contain the
+  ["-" unicode_region_subtag] sequence, return undefined.
+features: [Intl.Locale,Intl.Locale-info]
+---*/
+
+assert.sameValue(new Intl.Locale('en').getTimeZones(), undefined);
+
+reportCompare(0, 0);