1 files changed, 32 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/S9.3.1_A28.js b/js/src/tests/test262/built-ins/Number/S9.3.1_A28.js
new file mode 100644
index 0000000000..43845d0748
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/S9.3.1_A28.js
@@ -0,0 +1,32 @@
+// Copyright 2009 the Sputnik authors.  All rights reserved.
+// This code is governed by the BSD license found in the LICENSE file.
+
+/*---
+info: "The MV of HexDigit ::: c or of HexDigit ::: C is 12"
+es5id: 9.3.1_A28
+description: >
+    Compare Number('0xC'), Number('0XC'), Number('0xc') and
+    Number('0Xc') with 12
+---*/
+
+// CHECK#1
+if (Number("0xc") !== 12) {
+  $ERROR('#1: Number("0xc") === 12. Actual: ' + (Number("0xc")));
+}
+
+// CHECK#2
+if (+("0xC") !== 12) {
+  $ERROR('#2: +("0xC") === 12. Actual: ' + (+("0xC")));
+}
+
+// CHECK#3
+if (Number("0Xc") !== 12) {
+  $ERROR('#3: Number("0Xc") === 12. Actual: ' + (Number("0Xc")));
+}
+
+// CHECK#4
+if (Number("0XC") !== 12) {
+  $ERROR('#4: Number("0XC") === 12. Actual: ' + (Number("0XC")));
+}
+
+reportCompare(0, 0);