1 files changed, 25 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/S9.3.1_A20.js b/js/src/tests/test262/built-ins/Number/S9.3.1_A20.js
new file mode 100644
index 0000000000..7ea2cad9c8
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/S9.3.1_A20.js
@@ -0,0 +1,25 @@
+// 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 DecimalDigit ::: 4 or of HexDigit ::: 4 is 4"
+es5id: 9.3.1_A20
+description: Compare Number('0x4') and Number('0X4') with 4
+---*/
+
+// CHECK#1
+if (Number("4") !== 4) {
+  $ERROR('#1: Number("4") === 4. Actual: ' + (Number("4")));
+}
+
+// CHECK#2
+if (Number("0x4") !== 4) {
+  $ERROR('#2: Number("0x4") === 4. Actual: ' + (Number("0x4")));
+}
+
+// CHECK#3
+if (+("0X4") !== 4) {
+  $ERROR('#3: +("0X4") === 4. Actual: ' + (+("0X4")));
+}
+
+reportCompare(0, 0);