1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-91.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-91.js
new file mode 100644
index 0000000000..36c0936850
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-91.js
@@ -0,0 +1,42 @@
+// Copyright (c) 2012 Ecma International.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+es5id: 15.2.3.6-4-91
+description: >
+    Object.defineProperty will throw TypeError when name.configurable
+    = false, name.writable = false, desc.value and name.value are two
+    strings with different values (8.12.9 step 10.a.ii.1)
+includes: [propertyHelper.js]
+---*/
+
+
+var obj = {};
+
+Object.defineProperty(obj, "foo", {
+  value: "abcd",
+  writable: false,
+  configurable: false
+});
+
+try {
+  Object.defineProperty(obj, "foo", {
+    value: "fghj"
+  });
+  $ERROR("Expected an exception.");
+} catch (e) {
+  verifyEqualTo(obj, "foo", "abcd");
+
+  verifyNotWritable(obj, "foo");
+
+  verifyNotEnumerable(obj, "foo");
+
+  verifyNotConfigurable(obj, "foo");
+
+  if (!(e instanceof TypeError)) {
+    $ERROR("Expected TypeError, got " + e);
+  }
+
+}
+
+reportCompare(0, 0);