1 files changed, 22 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/preventExtensions/15.2.3.10-3-22.js b/js/src/tests/test262/built-ins/Object/preventExtensions/15.2.3.10-3-22.js
new file mode 100644
index 0000000000..58d9a2ab18
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/preventExtensions/15.2.3.10-3-22.js
@@ -0,0 +1,22 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.10-3-22
+description: >
+    Object.preventExtensions - properties can still be deleted after
+    extensions have been prevented
+---*/
+
+var obj = {
+  prop: 12
+};
+var preCheck = Object.isExtensible(obj);
+Object.preventExtensions(obj);
+
+delete obj.prop;
+
+assert(preCheck, 'preCheck !== true');
+assert.sameValue(obj.hasOwnProperty("prop"), false, 'obj.hasOwnProperty("prop")');
+
+reportCompare(0, 0);