1 files changed, 42 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-526.js b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-526.js
new file mode 100644
index 0000000000..0ae0120d5f
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Object/defineProperty/15.2.3.6-4-526.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: 15.2.3.6-4-526
+description: >
+    ES5 Attributes - fail to update [[Set]] attribute of accessor
+    property ([[Get]] is a Function, [[Set]] is undefined,
+    [[Enumerable]] is false, [[Configurable]] is false) to different
+    value
+---*/
+
+var obj = {};
+
+var getFunc = function() {
+  return 1001;
+};
+
+var verifySetFunc = "data";
+var setFunc = function(value) {
+  verifySetFunc = value;
+};
+
+Object.defineProperty(obj, "prop", {
+  get: getFunc,
+  set: undefined,
+  enumerable: false,
+  configurable: false
+});
+
+var desc1 = Object.getOwnPropertyDescriptor(obj, "prop");
+assert.throws(TypeError, function() {
+  Object.defineProperty(obj, "prop", {
+    set: setFunc
+  });
+});
+var desc2 = Object.getOwnPropertyDescriptor(obj, "prop");
+
+assert.sameValue(typeof desc1.set, "undefined", 'typeof desc1.set');
+assert.sameValue(typeof desc2.set, "undefined", 'typeof desc2.set');
+
+reportCompare(0, 0);