1 files changed, 65 insertions, 0 deletions
diff --git a/js/src/tests/non262/Function/redefine-arguments-length.js b/js/src/tests/non262/Function/redefine-arguments-length.js
new file mode 100644
index 0000000000..ad9ae742ff
--- /dev/null
+++ b/js/src/tests/non262/Function/redefine-arguments-length.js
@@ -0,0 +1,65 @@
+/*
+ * Any copyright is dedicated to the Public Domain.
+ * http://creativecommons.org/licenses/publicdomain/
+ */
+
+var gTestfile = 'redefine-arguments-length.js';
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 539766;
+var summary =
+  "Object.defineProperty sets arguments.length without setting the " +
+  "length-overridden bit";
+
+print(BUGNUMBER + ": " + summary);
+
+/**************
+ * BEGIN TEST *
+ **************/
+
+function test_JSOP_ARGCNT()
+{
+  var length = "length";
+  Object.defineProperty(arguments, length, { value: 17 });
+  assertEq(arguments.length, 17);
+  assertEq(arguments[length], 17);
+}
+test_JSOP_ARGCNT();
+
+function test_js_fun_apply()
+{
+  var length = "length";
+  Object.defineProperty(arguments, length, { value: 17 });
+
+  function fun()
+  {
+    assertEq(arguments.length, 17);
+    assertEq(arguments[length], 17);
+    assertEq(arguments[0], "foo");
+    for (var i = 1; i < 17; i++)
+      assertEq(arguments[i], undefined);
+  }
+  fun.apply(null, arguments);
+}
+test_js_fun_apply("foo");
+
+function test_array_toString_sub_1()
+{
+  Object.defineProperty(arguments, "length", { value: 1 });
+  arguments.join = [].join;
+  assertEq([].toString.call(arguments), "1");
+}
+test_array_toString_sub_1(1, 2);
+
+function test_array_toString_sub_2()
+{
+  Object.defineProperty(arguments, "length", { value: 1 });
+  assertEq([].toLocaleString.call(arguments), "1");
+}
+test_array_toString_sub_2(1, 2);
+
+
+/******************************************************************************/
+
+reportCompare(true, true);
+
+print("All tests passed!");