diff -r 000000000000 -r 6474c204b198 js/src/tests/ecma_5/Array/toString-01.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/ecma_5/Array/toString-01.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,52 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ * Contributor:
+ *   Jeff Walden <jwalden+code@mit.edu>
+ */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 562446;
+var summary = 'ES5: Array.prototype.toString';
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+var o;
+
+o = { join: function() { assertEq(arguments.length, 0); return "ohai"; } };
+assertEq(Array.prototype.toString.call(o), "ohai");
+
+o = {};
+assertEq(Array.prototype.toString.call(o), "[object Object]");
+
+Array.prototype.join = function() { return "kthxbai"; };
+assertEq(Array.prototype.toString.call([]), "kthxbai");
+
+o = { join: 17 };
+assertEq(Array.prototype.toString.call(o), "[object Object]");
+
+o = { get join() { throw 42; } };
+try
+{
+  var str = Array.prototype.toString.call(o);
+  assertEq(true, false,
+           "expected an exception calling [].toString on an object with a " +
+           "join getter that throws, got " + str + " instead");
+}
+catch (e)
+{
+  assertEq(e, 42,
+           "expected thrown e === 42 when calling [].toString on an object " +
+           "with a join getter that throws, got " + e);
+}
+
+/******************************************************************************/
+
+if (typeof reportCompare === "function")
+  reportCompare(true, true);
+
+print("All tests passed!");