1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/options-null.js b/js/src/tests/test262/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/options-null.js
new file mode 100644
index 0000000000..be15359c46
--- /dev/null
+++ b/js/src/tests/test262/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/options-null.js
@@ -0,0 +1,22 @@
+// Copyright 2018 Igalia, S.L. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.RelativeTimeFormat.supportedLocalesOf
+description: Checks handling of a null options argument to the supportedLocalesOf function.
+info: |
+    SupportedLocales ( availableLocales, requestedLocales, options )
+
+    1. If options is not undefined, then
+        a. Let options be ? ToObject(options).
+features: [Intl.RelativeTimeFormat]
+---*/
+
+assert.sameValue(typeof Intl.RelativeTimeFormat.supportedLocalesOf, "function",
+                 "Should support Intl.RelativeTimeFormat.supportedLocalesOf.");
+
+assert.throws(TypeError, function() {
+  Intl.RelativeTimeFormat.supportedLocalesOf([], null);
+}, "Should throw when passing null as the options argument");
+
+reportCompare(0, 0);