diff -r 000000000000 -r 6474c204b198 js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor10.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/jit-test/tests/proxy/testDirectProxyGetOwnPropertyDescriptor10.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,36 @@
+// Return the descriptor returned by the trap
+var target = {};
+Object.defineProperty(target, 'foo', {
+    value: 'bar',
+    writable: true,
+    enumerable: false,
+    configurable: true
+});
+var desc = {
+    value: 'baz',
+    writable: false,
+    enumerable: true,
+    configurable: true
+};
+var desc1 = Object.getOwnPropertyDescriptor(new Proxy(target, {
+    getOwnPropertyDescriptor: function (target, name) {
+        return desc;
+    }
+}), 'foo');
+assertEq(desc1 == desc, false);
+assertEq(desc1.value, 'baz');
+assertEq(desc1.writable, false);
+assertEq(desc1.enumerable, true);
+assertEq(desc1.configurable, true);
+
+var desc = {};
+var desc1 = Object.getOwnPropertyDescriptor(new Proxy(target, {
+    getOwnPropertyDescriptor: function (target, name) {
+        return desc;
+    }
+}), 'foo');
+assertEq(desc1 == desc, false);
+assertEq(desc1.value, undefined);
+assertEq(desc1.writable, false);
+assertEq(desc1.enumerable, false);
+assertEq(desc1.configurable, false);