diff --git a/tests/integration/Core/BaseTestCase.php b/tests/integration/Core/BaseTestCase.php
index b08737481c..7c40aa5d61 100644
--- a/tests/integration/Core/BaseTestCase.php
+++ b/tests/integration/Core/BaseTestCase.php
@@ -63,13 +63,9 @@ abstract class BaseTestCase extends \PHPUnit_Framework_TestCase
      */
     protected $password = null;
 
-    protected function createApplication($userName = null, $password = null)
+    protected function createApplication($userName = null, $password = null, $clearCache = true)
     {
-        if (isset($userName) && isset($password)) {
-            return $this->espoTester->getApplication(true, $userName, $password);
-        }
-
-        return $this->espoTester->getApplication(true);
+        return $this->espoTester->getApplication(true, $userName, $password, $clearCache);
     }
 
     /**
@@ -102,7 +98,10 @@ abstract class BaseTestCase extends \PHPUnit_Framework_TestCase
 
         $this->espoTester = new Tester($params);
         $this->espoTester->initialize();
+
+        $this->beforeStartApplication();
         $this->espoApplication = $this->createApplication($this->userName, $this->password);
+        $this->afterStartApplication();
     }
 
     protected function tearDown()
@@ -111,4 +110,14 @@ abstract class BaseTestCase extends \PHPUnit_Framework_TestCase
         $this->espoTester = NULL;
         $this->espoApplication = NULL;
     }
+
+    protected function beforeStartApplication()
+    {
+
+    }
+
+    protected function afterStartApplication()
+    {
+
+    }
 }
diff --git a/tests/integration/Core/Tester.php b/tests/integration/Core/Tester.php
index 8bdcfdd72d..5b880ade30 100644
--- a/tests/integration/Core/Tester.php
+++ b/tests/integration/Core/Tester.php
@@ -39,6 +39,8 @@ class Tester
 
     protected $testDataPath = 'tests/integration/testData';
 
+    protected $defaultUserPassword = '1';
+
     private $application;
 
     private $dataLoader;
@@ -75,13 +77,19 @@ class Tester
         return $returns;
     }
 
-    public function getApplication($reload = false, $userName = null, $password = null)
+    public function getApplication($reload = false, $userName = null, $password = null, $clearCache = true)
     {
         if (!isset($this->application) || $reload)  {
+
+            if ($clearCache) {
+                $this->clearCache();
+            }
+
             $this->application = new \Espo\Core\Application();
             $auth = new \Espo\Core\Utils\Auth($this->application->getContainer());
 
-            if (isset($userName) && isset($password)) {
+            if (isset($userName)) {
+                $password = isset($password) ? $password : $this->defaultUserPassword;
                 $auth->login($userName, $password);
             } else {
                 $auth->useNoAuth();
@@ -155,4 +163,11 @@ class Tester
             $this->getDataLoader()->loadFiles($this->params['pathToFiles']);
         }
     }
+
+    public function clearCache()
+    {
+        $fileManager = new \Espo\Core\Utils\File\Manager();
+
+        return $fileManager->removeInDir('data/cache');
+    }
 }
\ No newline at end of file