Updating helper test classes to extend CI_TestCase
diff --git a/tests/codeigniter/helpers/text_helper_test.php b/tests/codeigniter/helpers/text_helper_test.php
index aa6660e..22c834b 100644
--- a/tests/codeigniter/helpers/text_helper_test.php
+++ b/tests/codeigniter/helpers/text_helper_test.php
@@ -2,7 +2,7 @@
 
 require_once(BASEPATH.'helpers/text_helper.php');
 
-class Text_helper_test extends PHPUnit_Framework_TestCase
+class Text_helper_test extends CI_TestCase
 {
 	private $_long_string;