<?php

require_once('tests/lib/simpletest/autorun.php');
require_once('framework/php/cashmusic.php');

class CashDataTests extends UnitTestCase {

    function testCASHSettings(){
        $settings = new CASHSettings();
        $this->assertIsa($settings, 'CASHSettings');
    }

}
?>

<?php

require_once('tests/lib/simpletest/autorun.php');
require_once('framework/php/cashmusic.php');

class CashDataTests extends UnitTestCase {

    function testCASHSettings(){
        $data = new CASHSettings();
    }

}
?>

--- 
+++ 
@@ -6,7 +6,8 @@
 class CashDataTests extends UnitTestCase {
 
     function testCASHSettings(){
-        $data = new CASHSettings();
+        $settings = new CASHSettings();
+        $this->assertIsa($settings, 'CASHSettings');
     }
 
 }
Make the CASHSettings test actually assert that we get the correct object type
