1 files changed, 16 insertions, 0 deletions
diff --git a/js/src/tests/test262/built-ins/Number/S9.3.1_A27.js b/js/src/tests/test262/built-ins/Number/S9.3.1_A27.js
new file mode 100644
index 0000000000..4734892980
--- /dev/null
+++ b/js/src/tests/test262/built-ins/Number/S9.3.1_A27.js
@@ -0,0 +1,16 @@
+// 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 ::: b or of HexDigit ::: B is 11"
+es5id: 9.3.1_A27
+description: >
+    Compare Number('0xB'), Number('0XB'), Number('0xb') and
+    Number('0Xb') with 11
+---*/
+assert.sameValue(Number("0xb"), 11, 'Number("0xb") must return 11');
+assert.sameValue(Number("0xB"), 11, 'Number("0xB") must return 11');
+assert.sameValue(+("0Xb"), 11, 'The value of `+("0Xb")` is expected to be 11');
+assert.sameValue(Number("0XB"), 11, 'Number("0XB") must return 11');
+
+reportCompare(0, 0);