diff --git a/Tests/Integration/Controller/AbstractControllerTest.php b/Tests/Integration/Controller/AbstractControllerTest.php
index 180d760..3c5c307 100644
--- a/Tests/Integration/Controller/AbstractControllerTest.php
+++ b/Tests/Integration/Controller/AbstractControllerTest.php
@@ -3,16 +3,8 @@
 
 namespace PhpList\RestBundle\Tests\Integration\Controller;
 
-use Doctrine\ORM\EntityManagerInterface;
-use PhpList\PhpList4\Core\Bootstrap;
-use PhpList\PhpList4\Core\Environment;
-use PHPUnit\DbUnit\Database\Connection;
-use PHPUnit\DbUnit\DataSet\CsvDataSet;
-use PHPUnit\DbUnit\Operation\Factory;
-use PHPUnit\DbUnit\Operation\Operation;
-use PHPUnit\DbUnit\TestCaseTrait;
-use Symfony\Bundle\FrameworkBundle\Client;
-use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+use PhpList\PhpList4\TestingSupport\AbstractWebTest;
+use PhpList\PhpList4\TestingSupport\Traits\DatabaseTestTrait;
 use Symfony\Component\DomCrawler\Crawler;
 use Symfony\Component\HttpFoundation\Response;
 
@@ -23,9 +15,9 @@
  *
  * @author Oliver Klee <oliver@phplist.com>
  */
-abstract class AbstractControllerTest extends WebTestCase
+abstract class AbstractControllerTest extends AbstractWebTest
 {
-    use TestCaseTrait;
+    use DatabaseTestTrait;
 
     /**
      * @var string
@@ -37,147 +29,10 @@ abstract class AbstractControllerTest extends WebTestCase
      */
     const TOKEN_TABLE_NAME = 'phplist_admintoken';
 
-    /**
-     * @var Connection
-     */
-    private $databaseConnection = null;
-
-    /**
-     * @var \PDO
-     */
-    private static $pdo = null;
-
-    /**
-     * @var CsvDataSet
-     */
-    private $dataSet = null;
-
-    /**
-     * @var Bootstrap
-     */
-    protected $bootstrap = null;
-
-    /**
-     * @var EntityManagerInterface
-     */
-    protected $entityManager = null;
-
-    /**
-     * @var Client
-     */
-    protected $client = null;
-
     protected function setUp()
     {
-        // This makes sure that all DateTime instances use the same time zone, thus making the dates in the
-        // JSON provided by the REST API easier to test.
-        date_default_timezone_set('UTC');
-
-        $this->initializeDatabaseTester();
-        $this->bootstrap = Bootstrap::getInstance()->setEnvironment(Environment::TESTING)->configure();
-        $this->entityManager = $this->bootstrap->getEntityManager();
-        static::assertTrue($this->entityManager->isOpen());
-
-        $this->client = static::createClient(['environment' => Environment::TESTING]);
-    }
-
-    /**
-     * Initializes the CSV data set and the database tester.
-     *
-     * @return void
-     */
-    protected function initializeDatabaseTester()
-    {
-        $this->dataSet = new CsvDataSet();
-
-        $this->databaseTester = null;
-        $this->getDatabaseTester()->setSetUpOperation($this->getSetUpOperation());
-    }
-
-    protected function tearDown()
-    {
-        $this->entityManager->close();
-
-        $this->getDatabaseTester()->setTearDownOperation($this->getTearDownOperation());
-        $this->getDatabaseTester()->setDataSet($this->getDataSet());
-        $this->getDatabaseTester()->onTearDown();
-
-        // Destroy the tester after the test is run to keep DB connections
-        // from piling up.
-        $this->databaseTester = null;
-
-        Bootstrap::purgeInstance();
-    }
-
-    /**
-     * Returns the database operation executed in test cleanup.
-     *
-     * @return Operation
-     */
-    protected function getTearDownOperation(): Operation
-    {
-        return Factory::TRUNCATE();
-    }
-
-    /**
-     * Returns the test database connection.
-     *
-     * @return Connection
-     */
-    protected function getConnection(): Connection
-    {
-        if ($this->databaseConnection === null) {
-            if (self::$pdo === null) {
-                self::$pdo = new \PDO(
-                    'mysql:dbname=' . getenv('PHPLIST_DATABASE_NAME'),
-                    getenv('PHPLIST_DATABASE_USER'),
-                    getenv('PHPLIST_DATABASE_PASSWORD')
-                );
-            }
-            $this->databaseConnection = $this->createDefaultDBConnection(self::$pdo);
-        }
-
-        return $this->databaseConnection;
-    }
-
-    /**
-     * Returns the test data set.
-     *
-     * Add data to in the individual test by calling $this->getDataSet()->addTable.
-     *
-     * @return CsvDataSet
-     */
-    protected function getDataSet(): CsvDataSet
-    {
-        return $this->dataSet;
-    }
-
-    /**
-     * Applies all database changes on $this->dataSet.
-     *
-     * This methods needs to be called after the last addTable call in each test.
-     *
-     * @return void
-     */
-    protected function applyDatabaseChanges()
-    {
-        $this->getDatabaseTester()->setDataSet($this->getDataSet());
-        $this->getDatabaseTester()->onSetUp();
-    }
-
-    /**
-     * Marks the table with the given name as "touched", i.e., it will be truncated in the tearDown method.
-     *
-     * This is useful if the table gets populated only by the tested code instead of by using the addTable
-     * and applyDatabaseChanges method.
-     *
-     * @param string $tableName
-     *
-     * @return void
-     */
-    protected function touchDatabaseTable(string $tableName)
-    {
-        $this->getDataSet()->addTable($tableName, __DIR__ . '/Fixtures/TouchTable.csv');
+        $this->setUpDatabaseTest();
+        $this->setUpWebTest();
     }
 
     /**
diff --git a/Tests/Integration/Controller/Fixtures/TouchTable.csv b/Tests/Integration/Controller/Fixtures/TouchTable.csv
deleted file mode 100644
index 8b13789..0000000
--- a/Tests/Integration/Controller/Fixtures/TouchTable.csv
+++ /dev/null
@@ -1 +0,0 @@
-
diff --git a/Tests/Integration/Controller/SessionControllerTest.php b/Tests/Integration/Controller/SessionControllerTest.php
index 3227146..e06fc31 100644
--- a/Tests/Integration/Controller/SessionControllerTest.php
+++ b/Tests/Integration/Controller/SessionControllerTest.php
@@ -23,7 +23,8 @@ class SessionControllerTest extends AbstractControllerTest
 
     protected function setUp()
     {
-        parent::setUp();
+        $this->setUpDatabaseTest();
+        $this->setUpWebTest();
 
         $this->administratorTokenRepository = $this->bootstrap->getContainer()
             ->get(AdministratorTokenRepository::class);
diff --git a/Tests/Integration/Controller/SubscriberControllerTest.php b/Tests/Integration/Controller/SubscriberControllerTest.php
index 3a1b8d7..b809f3b 100644
--- a/Tests/Integration/Controller/SubscriberControllerTest.php
+++ b/Tests/Integration/Controller/SubscriberControllerTest.php
@@ -26,7 +26,8 @@ class SubscriberControllerTest extends AbstractControllerTest
 
     protected function setUp()
     {
-        parent::setUp();
+        $this->setUpDatabaseTest();
+        $this->setUpWebTest();
 
         $this->subscriberRepository = $this->bootstrap->getContainer()
             ->get(SubscriberRepository::class);
diff --git a/Tests/Integration/Routing/RoutingTest.php b/Tests/Integration/Routing/RoutingTest.php
index 60b221a..ce197cd 100644
--- a/Tests/Integration/Routing/RoutingTest.php
+++ b/Tests/Integration/Routing/RoutingTest.php
@@ -3,35 +3,15 @@
 
 namespace PhpList\RestBundle\Tests\Integration\Routing;
 
-use PhpList\PhpList4\Core\Bootstrap;
-use PhpList\PhpList4\Core\Environment;
-use Symfony\Bundle\FrameworkBundle\Client;
-use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+use PhpList\PhpList4\TestingSupport\AbstractWebTest;
 
 /**
  * Testcase.
  *
  * @author Oliver Klee <oliver@phplist.com>
  */
-class RoutingTest extends WebTestCase
+class RoutingTest extends AbstractWebTest
 {
-    /**
-     * @var Client
-     */
-    private $client = null;
-
-    protected function setUp()
-    {
-        Bootstrap::getInstance()->setEnvironment(Environment::TESTING)->configure();
-
-        $this->client = static::createClient(['environment' => Environment::TESTING]);
-    }
-
-    protected function tearDown()
-    {
-        Bootstrap::purgeInstance();
-    }
-
     /**
      * @test
      */