Remove include or require declaration from all helpers test
diff --git a/tests/codeigniter/helpers/file_helper_test.php b/tests/codeigniter/helpers/file_helper_test.php
index a596a03..4b9c294 100644
--- a/tests/codeigniter/helpers/file_helper_test.php
+++ b/tests/codeigniter/helpers/file_helper_test.php
@@ -1,12 +1,11 @@
<?php
-require_once 'vfsStream/vfsStream.php';
-require BASEPATH.'helpers/file_helper.php';
+class File_helper_Test extends CI_TestCase {
-class File_helper_Test extends CI_TestCase
-{
public function set_up()
{
+ $this->helper('file');
+
vfsStreamWrapper::register();
vfsStreamWrapper::setRoot(new vfsStreamDirectory('testDir'));