diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch11/11.4/11.4.3/S11.4.3_A3.4.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch11/11.4/11.4.3/S11.4.3_A3.4.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,35 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * Result of appying "typeof" operator to number is "number"
+ *
+ * @path ch11/11.4/11.4.3/S11.4.3_A3.4.js
+ * @description typeof (number value) === "number"
+ */
+
+//CHECK#1
+if (typeof 1 !== "number") {
+  $ERROR('#1: typeof 1 === "number". Actual: ' + (typeof 1));
+}
+
+//CHECK#2
+if (typeof Number.NaN !== "number") {
+  $ERROR('#2: typeof NaN === "number". Actual: ' + (typeof NaN));
+}
+
+//CHECK#3
+if (typeof Number.POSITIVE_INFINITY !== "number") {
+  $ERROR('#3: typeof Infinity === "number". Actual: ' + (typeof Infinity));
+}
+
+//CHECK#4
+if (typeof Number.NEGATIVE_INFINITY !== "number") {
+  $ERROR('#4: typeof -Infinity === "number". Actual: ' + (typeof -Infinity));
+}
+
+//CHECK#5
+if (typeof Math.PI !== "number") {
+  $ERROR('#5: typeof Math.PI === "number". Actual: ' + (typeof Math.PI));
+}
+