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diff --git a/js/src/tests/test262/built-ins/Proxy/get-fn-realm.js b/js/src/tests/test262/built-ins/Proxy/get-fn-realm.js
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+++ b/js/src/tests/test262/built-ins/Proxy/get-fn-realm.js
@@ -0,0 +1,55 @@
+// 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-getfunctionrealm
+description: >
+  The realm of a Proxy exotic object is the realm of its target function.
+info: |
+  Array ( )
+
+  [...]
+  4. Let proto be ? GetPrototypeFromConstructor(newTarget, "%Array.prototype%").
+  5. Return ! ArrayCreate(0, proto).
+
+  OrdinaryCreateFromConstructor ( constructor, intrinsicDefaultProto [ , internalSlotsList ] )
+
+  [...]
+  2. Let proto be ? GetPrototypeFromConstructor(constructor, intrinsicDefaultProto).
+  3. Return OrdinaryObjectCreate(proto, internalSlotsList).
+
+  GetPrototypeFromConstructor ( constructor, intrinsicDefaultProto )
+
+  [...]
+  3. Let proto be ? Get(constructor, "prototype").
+  4. If Type(proto) is not Object, then
+    a. Let realm be ? GetFunctionRealm(constructor).
+    b. Set proto to realm's intrinsic object named intrinsicDefaultProto.
+  5. Return proto.
+
+  GetFunctionRealm ( obj )
+
+  [...]
+  2. If obj has a [[Realm]] internal slot, then
+    a. Return obj.[[Realm]].
+  [...]
+  4. If obj is a Proxy exotic object, then
+    [...]
+    b. Let proxyTarget be obj.[[ProxyTarget]].
+    c. Return ? GetFunctionRealm(proxyTarget).
+features: [cross-realm, Reflect, Proxy]
+---*/
+
+var realm1 = $262.createRealm().global;
+var realm2 = $262.createRealm().global;
+var realm3 = $262.createRealm().global;
+
+var newTarget = new realm1.Function();
+newTarget.prototype = false;
+
+var newTargetProxy = new realm2.Proxy(newTarget, {});
+var array = Reflect.construct(realm3.Array, [], newTargetProxy);
+
+assert(array instanceof realm1.Array);
+assert.sameValue(Object.getPrototypeOf(array), realm1.Array.prototype);
+
+reportCompare(0, 0);