Refactor authentication system (#2602)

Make auth configuration available via UI, remove FOSUserBundle and SAML-Bundle dependency

tests/Event/UserCreateEventTest.php

@@ -0,0 +1,31 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Event;
+
+use App\Entity\User;
+use App\Event\UserCreateEvent;
+use PHPUnit\Framework\TestCase;
+
+/**
+ * @covers \App\Event\AbstractUserEvent
+ * @covers \App\Event\UserCreateEvent
+ */
+class UserCreateEventTest extends TestCase
+{
+    public function testGetter()
+    {
+        $user = new User();
+        $user->setAlias('foo');
+
+        $sut = new UserCreateEvent($user);
+
+        $this->assertEquals($user, $sut->getUser());
+    }
+}