From 94b1e80ab3440413df916cd56d29c5a2fa2ac451 Mon Sep 17 00:00:00 2001
From: Ms2ger <Ms2ger@igalia.com>
Date: Wed, 20 Jun 2018 16:09:55 +0200
Subject: [PATCH] Intl.RelativeTimeFormat: Add a test for the return value of
 supportedLocalesOf()

---
 .../supportedLocalesOf/result-type.js         | 34 +++++++++++++++++++
 1 file changed, 34 insertions(+)
 create mode 100644 test/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/result-type.js

diff --git a/test/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/result-type.js b/test/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/result-type.js
new file mode 100644
index 0000000000..809a4a694a
--- /dev/null
+++ b/test/intl402/RelativeTimeFormat/constructor/supportedLocalesOf/result-type.js
@@ -0,0 +1,34 @@
+// 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: Verifies the type of the return value of Intl.RelativeTimeFormat.supportedLocalesOf().
+info: |
+    Intl.RelativeTimeFormat.supportedLocalesOf ( locales [, options ])
+includes: [propertyHelper.js]
+features: [Intl.RelativeTimeFormat]
+---*/
+
+const result = Intl.RelativeTimeFormat.supportedLocalesOf("en");
+assert.sameValue(Array.isArray(result), true,
+  "Array.isArray() should return true");
+assert.sameValue(Object.getPrototypeOf(result), Array.prototype,
+  "The prototype should be Array.prototype");
+assert.sameValue(Object.isExtensible(result), true,
+  "Object.isExtensible() should return true");
+
+assert.notSameValue(result.length, 0);
+for (let i = 0; i < result.length; ++i) {
+  verifyProperty(result, String(i), {
+    "writable": false,
+    "enumerable": true,
+    "configurable": false,
+  });
+}
+
+verifyProperty(result, "length", {
+  "writable": false,
+  "enumerable": false,
+  "configurable": false,
+});