1 files changed, 33 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Proxy/preventExtensions/trap-is-not-callable-realm.js b/js/src/tests/test262/built-ins/Proxy/preventExtensions/trap-is-not-callable-realm.js
new file mode 100644
index 0000000000..f08292862d
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Proxy/preventExtensions/trap-is-not-callable-realm.js
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 the V8 project authors. All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+/*---
+esid: sec-proxy-object-internal-methods-and-internal-slots-preventextensions
+description: >
+  Throws if trap is not callable (honoring the Realm of the current execution
+  context)
+info: |
+    [[PreventExtensions]] ( )
+
+    ...
+    1. Let handler be the value of the [[ProxyHandler]] internal slot of O.
+    ...
+    5. Let trap be GetMethod(handler, "preventExtensions").
+    ...
+        7.3.9 GetMethod (O, P)
+        ...
+        2. Let func be GetV(O, P).
+        5. If IsCallable(func) is false, throw a TypeError exception.
+        ...
+features: [cross-realm, Proxy]
+---*/
+
+var OProxy = $262.createRealm().global.Proxy;
+var p = new OProxy({}, {
+  preventExtensions: {}
+});
+
+assert.throws(TypeError, function() {
+  Object.preventExtensions(p);
+});
+
+reportCompare(0, 0);