diff --git a/pear/tests/osguess.php b/pear/tests/osguess.php
new file mode 100644
index 00000000000..b8356a53a8f
--- /dev/null
+++ b/pear/tests/osguess.php
@@ -0,0 +1,6 @@
+<?php
+
+include dirname(__FILE__)."/../OS/Guess.php";
+$os =& new OS_Guess;
+print $os->getSignature() . "\n";
+