diff -r 000000000000 -r 6474c204b198 js/src/tests/test262/ch09/9.7/S9.7_A1.js
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/js/src/tests/test262/ch09/9.7/S9.7_A1.js	Wed Dec 31 06:09:35 2014 +0100
@@ -0,0 +1,54 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/**
+ * If value is NaN, +0, -0, +Infinity, or -Infinity, return +0
+ *
+ * @path ch09/9.7/S9.7_A1.js
+ * @description For testing use String.fromCharCode(Number).charCodeAt(0) construction
+ */
+
+// CHECK#1
+if (String.fromCharCode(Number.NaN).charCodeAt(0) !== +0) {
+  $ERROR('#1.1: String.fromCharCode(Number.NaN).charCodeAt(0) === 0. Actual: ' + (String.fromCharCode(Number.NaN).charCodeAt(0)));
+} else if (1/String.fromCharCode(Number.NaN).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR('#1.2: String.fromCharCode(Number.NaN).charCodeAt(0) === +0. Actual: -0');
+}
+
+// CHECK#2
+if (String.fromCharCode(Number("abc")).charCodeAt(0) !== +0) {
+  $ERROR('#2.1: String.fromCharCode(Number("abc")).charCodeAt(0) === 0. Actual: ' + (String.fromCharCode(Number("abc")).charCodeAt(0)));
+} else if (1/String.fromCharCode(0).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR('#2.2: String.fromCharCode(0).charCodeAt(0) === +0. Actual: -0');
+}
+
+// CHECK#3
+if (String.fromCharCode(0).charCodeAt(0) !== +0) {
+  $ERROR('#3.1: String.fromCharCode(0).charCodeAt(0) === 0. Actual: ' + (String.fromCharCode(0).charCodeAt(0)));
+} else if (1/String.fromCharCode(0).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR('#3.2: String.fromCharCode(0).charCodeAt(0) === +0. Actual: -0');
+}
+
+// CHECK#4
+if (String.fromCharCode(-0).charCodeAt(0) !== +0) {
+  $ERROR("#4.1: String.fromCharCode(-0).charCodeAt(0) === +0");
+} else if (1/String.fromCharCode(-0).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR("#4.2: String.fromCharCode(-0).charCodeAt(0) === +0. Actual: -0");
+}
+
+// CHECK#5
+if (String.fromCharCode(Number.POSITIVE_INFINITY).charCodeAt(0) !== +0) {
+  $ERROR('#5.1: String.fromCharCode(Number.POSITIVE_INFINITY).charCodeAt(0) === 0. Actual: ' + (String.fromCharCode(Number.POSITIVE_INFINITY).charCodeAt(0)));
+} else if (1/String.fromCharCode(Number.POSITIVE_INFINITY).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR('#5.2: String.fromCharCode(Number.POSITIVE_INFINITY).charCodeAt(0) === +0. Actual: -0');
+}
+
+// CHECK#6
+if (String.fromCharCode(Number.NEGATIVE_INFINITY).charCodeAt(0) !== +0) {
+  $ERROR("#6.1: String.fromCharCode(Number.NEGATIVE_INFINITY).charCodeAt(0) === +0");
+} else if (1/String.fromCharCode(Number.NEGATIVE_INFINITY).charCodeAt(0) !== Number.POSITIVE_INFINITY) {
+  $ERROR("#6.2: String.fromCharCode(Number.NEGATIVE_INFINITY).charCodeAt(0) === +0. Actual: -0");
+}
+
+
+