1 files changed, 12 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/isNaN/nan.js b/js/src/tests/test262/built-ins/Number/isNaN/nan.js
new file mode 100644
index 0000000000..3dad3549ac
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/isNaN/nan.js
@@ -0,0 +1,12 @@
+// Copyright (c) 2014 Ryan Lewis. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es6id: 20.1.2.4
+author: Ryan Lewis
+description: Number.IsNaN should return true if called with NaN.
+---*/
+
+assert.sameValue(Number.isNaN(NaN), true, 'Number.isNaN(NaN)');
+
+reportCompare(0, 0);