refactored to have multiple independent test formats

Author: DavertMik

src/Codeception/Module/Redis.php

@@ -3,7 +3,7 @@
 namespace Codeception\Module;
 
 use Codeception\Module as CodeceptionModule;
-use Codeception\TestCase;
+use Codeception\TestInterface;
 use Codeception\Exception\ModuleException as ModuleException;
 use Codeception\Lib\Driver\Redis as RedisDriver;
 
@@ -57,15 +57,15 @@ public function _initialize()
         }
     }
 
-    public function _before(TestCase $test)
+    public function _before(TestInterface $test)
     {
         if ($this->config['cleanup']) {
             $this->cleanup();
         }
         parent::_before($test);
     }
 
-    public function _after(TestCase $test)
+    public function _after(TestInterface $test)
     {
         parent::_after($test);
     }