1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/non262/regress/regress-259935.js b/js/src/tests/non262/regress/regress-259935.js
new file mode 100644
index 0000000000..174ba37f44
--- /dev/null
+++ b/js/src/tests/non262/regress/regress-259935.js
@@ -0,0 +1,42 @@
+/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
+/* This Source Code Form is subject to the terms of the Mozilla Public
+ * License, v. 2.0. If a copy of the MPL was not distributed with this
+ * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
+
+//-----------------------------------------------------------------------------
+var BUGNUMBER = 259935;
+var summary = 'document.all can be easily detected';
+var actual = '';
+var expect = 'not detected';
+
+printBugNumber(BUGNUMBER);
+printStatus (summary);
+
+if (typeof document == 'undefined')
+{
+  document = {};
+}
+
+function foo() {
+  this.ie = document.all;
+}
+
+var f = new foo();
+
+if (f.ie) {
+  actual = 'detected';
+} else {
+  actual = 'not detected';
+}
+ 
+reportCompare(expect, actual, summary);
+
+f = {ie: document.all};
+
+if (f.ie) {
+  actual = 'detected';
+} else {
+  actual = 'not detected';
+}
+ 
+reportCompare(expect, actual, summary);