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diff --git a/js/src/tests/test262/intl402/DisplayNames/options-random-properties-unchecked.js b/js/src/tests/test262/intl402/DisplayNames/options-random-properties-unchecked.js
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+++ b/js/src/tests/test262/intl402/DisplayNames/options-random-properties-unchecked.js
@@ -0,0 +1,54 @@
+// Copyright (C) 2019 Leo Balter. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-Intl.DisplayNames
+description: >
+  Random options are not checked or used, including case sensitive
+info: |
+  Intl.DisplayNames ( locales , options )
+
+  1. If NewTarget is undefined, throw a TypeError exception.
+  2. Let displayNames be ? OrdinaryCreateFromConstructor(NewTarget, "%DisplayNamesPrototype%",
+    « [[InitializedDisplayNames]], [[Locale]], [[Style]], [[Type]], [[Fallback]], [[Fields]] »).
+  ...
+  4. Let options be ? ToObject(options).
+  ...
+  7. Let matcher be ? GetOption(options, "localeMatcher", "string", « "lookup", "best fit" », "best fit").
+  ...
+  10. Let style be ? GetOption(options, "style", "string", « "narrow", "short", "long" », "long").
+  ...
+  12. Let type be ? GetOption(options, "type", "string", « "language", "region", "script", "currency" », undefined).
+  13. If type is undefined, throw a TypeError exception.
+  ...
+  15. Let fallback be ? GetOption(options, "fallback", "string", « "code", "none" », "code").
+  ...
+
+  GetOption ( options, property, type, values, fallback )
+
+  1. Let value be ? Get(options, property).
+  ...
+features: [Intl.DisplayNames]
+locale: [en]
+---*/
+
+var options = { type: 'language' };
+Object.defineProperty(options, 'fallBack', {
+  get() { throw new Test262Error(); }
+});
+Object.defineProperty(options, 'localematcher', {
+  get() { throw new Test262Error(); }
+});
+Object.defineProperty(options, 'locale-matcher', {
+  get() { throw new Test262Error(); }
+});
+Object.defineProperty(options, 'Type', {
+  get() { throw new Test262Error(); }
+});
+
+var obj = new Intl.DisplayNames('en', options);
+
+assert(obj instanceof Intl.DisplayNames);
+assert.sameValue(Object.getPrototypeOf(obj), Intl.DisplayNames.prototype);
+
+reportCompare(0, 0);