diff --git a/application/symfony/src/DataFixtures/DummyFixtures.php b/application/symfony/src/DataFixtures/DummyFixtures.php
index 7526c17..1b4b38a 100644
--- a/application/symfony/src/DataFixtures/DummyFixtures.php
+++ b/application/symfony/src/DataFixtures/DummyFixtures.php
@@ -17,8 +17,17 @@ use Symfony\Component\DependencyInjection\ContainerInterface;
  */
 class DummyFixtures extends Fixture implements ContainerAwareInterface
 {
+    /**
+     * @var ContainerInterface
+     */
     private $container;
 
+    public const USER_NAME = 'test';
+
+    public const USER_EMAIL = 'test@test.de';
+
+    public const USER_PASSWORD = 'test';
+
     public function setContainer(ContainerInterface $container = null)
     {
         $this->container = $container;
@@ -40,9 +49,9 @@ class DummyFixtures extends Fixture implements ContainerAwareInterface
          * @var User
          */
         $testUser = $userManager->createUser();
-        $testUser->setEmail('test@test.de');
-        $testUser->setUsername('test');
-        $testUser->setPlainPassword('test');
+        $testUser->setEmail(self::USER_EMAIL);
+        $testUser->setUsername(self::USER_NAME);
+        $testUser->setPlainPassword(self::USER_PASSWORD);
         $testUser->setEnabled(true);
         $userManager->updateUser($testUser);
 
diff --git a/application/symfony/tests/Functional/UserLoginTest.php b/application/symfony/tests/Functional/UserLoginTest.php
new file mode 100644
index 0000000..02610d1
--- /dev/null
+++ b/application/symfony/tests/Functional/UserLoginTest.php
@@ -0,0 +1,95 @@
+<?php
+
+namespace Tests\Functional;
+
+use Infinito\DataFixtures\DummyFixtures;
+use Symfony\Bundle\FrameworkBundle\Test\WebTestCase;
+use Symfony\Component\DomCrawler\Crawler;
+
+/**
+ * Tests if test user can login.
+ *
+ * @author Kevin Veen-Birkenbach [aka. Frantz]
+ */
+class UserLoginTest extends WebTestCase
+{
+    /**
+     * @var Crawler
+     */
+    private $crawler;
+
+    private $client;
+
+    /**
+     * Prepares the environment before running a test.
+     */
+    protected function setUp()
+    {
+        parent::setUp();
+        $this->client = $this->createClient();
+        $this->crawler = $this->client->request('GET', '/login');
+    }
+
+    public function testIfLoginFormPageIsReachable(): void
+    {
+        $this->assertEquals(200, $this->client->getResponse()
+            ->getStatusCode());
+    }
+
+    /**
+     * @todo Implemnt test for success message
+     */
+    public function testSuccessfullLogin(): void
+    {
+        $this->client->followRedirects();
+        $form = $this->crawler->selectButton('Log in')->form();
+        $form['_username']->setValue(DummyFixtures::USER_NAME);
+        $form['_password']->setValue(DummyFixtures::USER_PASSWORD);
+        $form['_remember_me']->setValue('on');
+        $this->client->submit($form);
+        $this->assertContains(
+            'edit profile',
+            $this->client->getResponse()->getContent()
+            );
+        $this->assertContains(
+            'logout',
+            $this->client->getResponse()->getContent()
+            );
+        $this->assertContains(
+            'user source',
+            $this->client->getResponse()->getContent()
+            );
+        $this->assertContains(
+            DummyFixtures::USER_NAME,
+            $this->client->getResponse()->getContent()
+            );
+    }
+
+    public function testWrongPassword(): void
+    {
+        $this->client->followRedirects();
+        $form = $this->crawler->selectButton('Log in')->form();
+        $form['_username']->setValue(DummyFixtures::USER_NAME);
+        $form['_password']->setValue('wrong password');
+        $form['_remember_me']->setValue('on');
+        $this->client->submit($form);
+        $this->assertContains(
+        'Invalid credentials.',
+        $this->client->getResponse()->getContent()
+        );
+    }
+
+    public function testWrongUsername(): void
+    {
+        $this->client->followRedirects();
+        $form = $this->crawler->selectButton('Log in')->form();
+        $form['_username']->setValue('unknown_username');
+        $form['_password']->setValue(DummyFixtures::USER_PASSWORD);
+        $form['_remember_me']->setValue('on');
+        $this->client->submit($form);
+        $this->assertContains(
+        'Username could not be found.',
+        $this->client->getResponse()->getContent()
+        );
+    }
+}