Replaced `==` with `===` and `!=` with `!==` in /tests
diff --git a/tests/mocks/core/common.php b/tests/mocks/core/common.php
index e745766..e1c493a 100644
--- a/tests/mocks/core/common.php
+++ b/tests/mocks/core/common.php
@@ -45,7 +45,7 @@
 {
 	function load_class($class, $directory = 'libraries', $prefix = 'CI_')
 	{
-		if ($directory != 'core' OR $prefix != 'CI_')
+		if ($directory !== 'core' OR $prefix !== 'CI_')
 		{
 			throw new Exception('Not Implemented: Non-core load_class()');
 		}