1 files changed, 18 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Array/prototype/indexOf/15.4.4.14-3-10.js b/js/src/tests/test262/built-ins/Array/prototype/indexOf/15.4.4.14-3-10.js
new file mode 100644
index 0000000000..6f8df06b3e
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Array/prototype/indexOf/15.4.4.14-3-10.js
@@ -0,0 +1,18 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+esid: sec-array.prototype.indexof
+description: >
+    Array.prototype.indexOf - value of 'length' is number primitive
+    (value is NaN)
+---*/
+
+var obj = {
+  0: 0,
+  length: NaN
+};
+
+assert.sameValue(Array.prototype.indexOf.call(obj, 0), -1, 'Array.prototype.indexOf.call(obj, 0)');
+
+reportCompare(0, 0);