diff --git tests/phpunit/includes/testcase.php tests/phpunit/includes/testcase.php
index 7325603..4b46b8d 100644
--- tests/phpunit/includes/testcase.php
+++ tests/phpunit/includes/testcase.php
@@ -134,7 +134,7 @@ class WP_UnitTestCase extends PHPUnit_Framework_TestCase {
 			}
 		}
 	}
-	
+
 	function flush_cache() {
 		global $wp_object_cache;
 		$wp_object_cache->group_ops = array();
@@ -456,4 +456,4 @@ class WP_UnitTestCase extends PHPUnit_Framework_TestCase {
 		$files = $this->files_in_dir( $uploads['basedir'] );
 		return $files;
 	}
-}
\ No newline at end of file
+}