Add fix for Windows OS
diff --git a/tests/codeigniter/helpers/path_helper_test.php b/tests/codeigniter/helpers/path_helper_test.php
index 591214b..2e6cc63 100644
--- a/tests/codeigniter/helpers/path_helper_test.php
+++ b/tests/codeigniter/helpers/path_helper_test.php
@@ -6,7 +6,7 @@
 {
 	public function test_set_realpath()
 	{				
-		$expected = getcwd() . '/';
+		$expected = getcwd() . DIRECTORY_SEPARATOR;
 		$this->assertEquals($expected, set_realpath(getcwd()));		
 	}