do not allow to stop already stopped timesheets (#289)

tests/KernelTestTrait.php

@@ -0,0 +1,69 @@
+<?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;
+
+use App\DataFixtures\UserFixtures;
+use App\Entity\User;
+use Doctrine\Bundle\FixturesBundle\Fixture;
+use Doctrine\Common\DataFixtures\Executor\ORMExecutor;
+use Doctrine\Common\DataFixtures\Loader;
+use Doctrine\ORM\EntityManager;
+
+/**
+ * A trait to be used in all tests that extend the KernelTestCase.
+ */
+trait KernelTestTrait
+{
+    /**
+     * @param EntityManager $em
+     * @param Fixture $fixture
+     */
+    protected function importFixture(EntityManager $em, Fixture $fixture)
+    {
+        $loader = new Loader();
+        $loader->addFixture($fixture);
+
+        $executor = new ORMExecutor($em, null);
+        $executor->execute($loader->getFixtures(), true);
+    }
+
+    /**
+     * @param EntityManager $em
+     * @param string $role
+     * @return User|null
+     */
+    protected function getUserByRole(EntityManager $em, string $role = User::ROLE_USER)
+    {
+        $name = null;
+
+        switch ($role) {
+            case User::ROLE_SUPER_ADMIN:
+                $name = UserFixtures::USERNAME_SUPER_ADMIN;
+                break;
+
+            case User::ROLE_ADMIN:
+                $name = UserFixtures::USERNAME_ADMIN;
+                break;
+
+            case User::ROLE_TEAMLEAD:
+                $name = UserFixtures::USERNAME_TEAMLEAD;
+                break;
+
+            case User::ROLE_USER:
+                $name = UserFixtures::USERNAME_USER;
+                break;
+
+            default:
+                return null;
+        }
+
+        return $em->getRepository(User::class)->findOneBy(['username' => $name]);
+    }
+}