diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/Object/object-toString-01.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/Object/object-toString-01.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,46 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor:
+ *   Jeff Walden <jwalden+code@mit.edu>
+ */
+
+var gTestfile = 'object-toString-01.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 575522;
+var summary = '({}).toString.call(null) == "[object Null]", ' +
+              '({}).toString.call(undefined) == "[object Undefined]", ';
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var toString = Object.prototype.toString;
+
+assertEq(toString.call(null), "[object Null]");
+assertEq(toString.call(undefined), "[object Undefined]");
+
+assertEq(toString.call(true), "[object Boolean]");
+assertEq(toString.call(false), "[object Boolean]");
+
+assertEq(toString.call(0), "[object Number]");
+assertEq(toString.call(-0), "[object Number]");
+assertEq(toString.call(1), "[object Number]");
+assertEq(toString.call(-1), "[object Number]");
+assertEq(toString.call(NaN), "[object Number]");
+assertEq(toString.call(Infinity), "[object Number]");
+assertEq(toString.call(-Infinity), "[object Number]");
+
+assertEq(toString.call("foopy"), "[object String]");
+
+assertEq(toString.call({}), "[object Object]");
+
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("All tests passed!");