diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch10/10.2/10.2.1/S10.2.1_A4_T1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch10/10.2/10.2.1/S10.2.1_A4_T1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,49 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Function declaration in function code - If the variable object
+ * already has a property with the name of Function Identifier, replace its
+ * value and attributes. Semantically, this step must follow the creation of
+ * FormalParameterList properties
+ *
+ * @path ch10/10.2/10.2.1/S10.2.1_A4_T1.js
+ * @description Checking existence of a function with passed parameter
+ * @noStrict
+ */
+
+//CHECK#1
+function f1(x){
+  return x;
+
+  function x(){
+    return 7;
+  }
+}
+if(!(f1().constructor.prototype === Function.prototype)){
+  $ERROR('#1: f1() returns function');
+}
+
+//CHECK#2
+function f2(x){
+  return typeof x;
+
+  function x(){
+    return 7;
+  }
+}
+if(!(f2() === "function")){
+  $ERROR('#2: f2() === "function"');
+}
+
+//CHECK#3
+function f3() {
+  return typeof arguments;
+  function arguments() {
+    return 7;
+  }
+}
+if (!(f3() === "function")){
+  $ERROR('#3: f3() === "function"');
+}
+