Added Unit tests (#224)

* Added first unit test

* Fixed user constraint problem

* Fix tests

* Update CommentMapperTest.php

* Fixed FactoryMuffin + unit tests

* Fixed PHP 5.6 error

* Started adding scrutinizer coverage

* Added UnitTestCase class

* Added badges to README

* Changed app logo name

The icon is showing up in the app list now.

* Added screenshot replacement to Makefile

* Added oC branded screenshots

* Added test skeletons

* Added further factories

* Added all basic crud unit tests

* Fixed @depends in unit tests

* Small doc block update

18 files changed, 977 insertions, 15 deletions

diff --git a/tests/Integration/AppTest.php b/tests/Integration/AppTest.php
index 3e07ab3c..346eace3 100644
--- a/tests/Integration/AppTest.php
+++ b/tests/Integration/AppTest.php
@@ -1,8 +1,8 @@
 <?php
 /**
- * @copyright Copyright (c) 2017 Vinzenz Rosenkranz <vinzenz.rosenkranz@gmail.com>
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
  *
- * @author Kai Schröer <kai@schroeer.co>
+ * @author Kai Schröer <git@schroeer.co>
  *
  * @license GNU AGPL version 3 or any later version
  *
diff --git a/tests/Unit/Controller/PageControllerTest.php b/tests/Unit/Controller/PageControllerTest.php
index 9090d0cf..302d44fe 100644
--- a/tests/Unit/Controller/PageControllerTest.php
+++ b/tests/Unit/Controller/PageControllerTest.php
@@ -1,8 +1,8 @@
 <?php
 /**
- * @copyright Copyright (c) 2017 Vinzenz Rosenkranz <vinzenz.rosenkranz@gmail.com>
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
  *
- * @author Kai Schröer <kai@schroeer.co>
+ * @author Kai Schröer <git@schroeer.co>
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -24,14 +24,19 @@
 namespace OCA\Polls\Tests\Unit\Controller;
 
 use OCA\Polls\Controller\PageController;
+use OCA\Polls\Tests\Unit\UnitTestCase;
 use OCP\AppFramework\Http\TemplateResponse;
-use PHPUnit_Framework_TestCase;
 
-class PageControllerTest extends PHPUnit_Framework_TestCase {
+class PageControllerTest extends UnitTestCase {
 
+	/** @var PageController */
 	private $controller;
+
 	private $userId = 'john';
 
+	/**
+	 * {@inheritDoc}
+	 */
 	public function setUp() {
 		$request = $this->getMockBuilder('OCP\IRequest')
 			->disableOriginalConstructor()
@@ -96,10 +101,13 @@ class PageControllerTest extends PHPUnit_Framework_TestCase {
 		);
 	}
 
+	/**
+	 * Basic controller index route test.
+	 */
 	public function testIndex() {
 		$result = $this->controller->index();
 
 		$this->assertEquals('main.tmpl', $result->getTemplateName());
-		$this->assertTrue($result instanceof TemplateResponse);
+		$this->assertInstanceOf(TemplateResponse::class, $result);
 	}
 }
diff --git a/tests/Unit/Db/CommentMapperTest.php b/tests/Unit/Db/CommentMapperTest.php
new file mode 100644
index 00000000..7cd845dd
--- /dev/null
+++ b/tests/Unit/Db/CommentMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Comment;
+use OCA\Polls\Db\CommentMapper;
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class CommentMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var CommentMapper */
+	private $commentMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->commentMapper = new CommentMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Comment
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var Comment $comment */
+		$comment = $this->fm->instance('OCA\Polls\Db\Comment');
+		$comment->setPollId($event->getId());
+		$this->assertInstanceOf(Comment::class, $this->commentMapper->insert($comment));
+
+		return $comment;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Comment $comment
+	 * @return Comment
+	 */
+	public function testUpdate(Comment $comment) {
+		$newComment = Faker::paragraph();
+		$comment->setComment($newComment());
+		$this->commentMapper->update($comment);
+
+		return $comment;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Comment $comment
+	 */
+	public function testDelete(Comment $comment) {
+		$event = $this->eventMapper->find($comment->getPollId());
+		$this->commentMapper->delete($comment);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/DateMapperTest.php b/tests/Unit/Db/DateMapperTest.php
new file mode 100644
index 00000000..7b02b68e
--- /dev/null
+++ b/tests/Unit/Db/DateMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Date;
+use OCA\Polls\Db\DateMapper;
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class DateMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var DateMapper */
+	private $dateMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->dateMapper = new DateMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Date
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var Date $date */
+		$date = $this->fm->instance('OCA\Polls\Db\Date');
+		$date->setPollId($event->getId());
+		$this->assertInstanceOf(Date::class, $this->dateMapper->insert($date));
+
+		return $date;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Date $date
+	 * @return Date
+	 */
+	public function testUpdate(Date $date) {
+		$newDt = Faker::date('Y-m-d H:i:s');
+		$date->setDt($newDt());
+		$this->dateMapper->update($date);
+
+		return $date;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Date $date
+	 */
+	public function testDelete(Date $date) {
+		$event = $this->eventMapper->find($date->getPollId());
+		$this->dateMapper->delete($date);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/EventMapperTest.php b/tests/Unit/Db/EventMapperTest.php
new file mode 100644
index 00000000..3c7b1a8f
--- /dev/null
+++ b/tests/Unit/Db/EventMapperTest.php
@@ -0,0 +1,87 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class EventMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Event
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		return $event;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Event $event
+	 * @return Event
+	 */
+	public function testUpdate(Event $event) {
+		$newTitle = Faker::sentence(10);
+		$newDescription = Faker::paragraph();
+		$event->setTitle($newTitle());
+		$event->setDescription($newDescription());
+		$this->eventMapper->update($event);
+
+		return $event;
+	}
+
+	/**
+	 * Delete the previously created entry from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Event $event
+	 */
+	public function testDelete(Event $event) {
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/NotificationMapperTest.php b/tests/Unit/Db/NotificationMapperTest.php
new file mode 100644
index 00000000..96d67226
--- /dev/null
+++ b/tests/Unit/Db/NotificationMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Db\Notification;
+use OCA\Polls\Db\NotificationMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class NotificationMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var NotificationMapper */
+	private $notificationMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->notificationMapper = new NotificationMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Notification
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var Notification $notification */
+		$notification = $this->fm->instance('OCA\Polls\Db\Notification');
+		$notification->setPollId($event->getId());
+		$this->assertInstanceOf(Notification::class, $this->notificationMapper->insert($notification));
+
+		return $notification;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Notification $notification
+	 * @return Notification
+	 */
+	public function testUpdate(Notification $notification) {
+		$newUserId = Faker::firstNameMale();
+		$notification->setUserId($newUserId());
+		$this->notificationMapper->update($notification);
+
+		return $notification;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Notification $notification
+	 */
+	public function testDelete(Notification $notification) {
+		$event = $this->eventMapper->find($notification->getPollId());
+		$this->notificationMapper->delete($notification);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/ParticipationMapperTest.php b/tests/Unit/Db/ParticipationMapperTest.php
new file mode 100644
index 00000000..365ce205
--- /dev/null
+++ b/tests/Unit/Db/ParticipationMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Db\Participation;
+use OCA\Polls\Db\ParticipationMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class ParticipationMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var ParticipationMapper */
+	private $participationMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->participationMapper = new ParticipationMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Participation
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var Participation $participation */
+		$participation = $this->fm->instance('OCA\Polls\Db\Participation');
+		$participation->setPollId($event->getId());
+		$this->assertInstanceOf(Participation::class, $this->participationMapper->insert($participation));
+
+		return $participation;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Participation $participation
+	 * @return Participation
+	 */
+	public function testUpdate(Participation $participation) {
+		$newDt = Faker::date('Y-m-d H:i:s');
+		$participation->setDt($newDt());
+		$this->participationMapper->update($participation);
+
+		return $participation;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Participation $participation
+	 */
+	public function testDelete(Participation $participation) {
+		$event = $this->eventMapper->find($participation->getPollId());
+		$this->participationMapper->delete($participation);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/ParticipationTextMapperTest.php b/tests/Unit/Db/ParticipationTextMapperTest.php
new file mode 100644
index 00000000..4d2f46a0
--- /dev/null
+++ b/tests/Unit/Db/ParticipationTextMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Db\ParticipationText;
+use OCA\Polls\Db\ParticipationTextMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class ParticipationTextMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var ParticipationTextMapper */
+	private $participationTextMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->participationTextMapper = new ParticipationTextMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return ParticipationText
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var ParticipationText $participationText */
+		$participationText = $this->fm->instance('OCA\Polls\Db\ParticipationText');
+		$participationText->setPollId($event->getId());
+		$this->assertInstanceOf(ParticipationText::class, $this->participationTextMapper->insert($participationText));
+
+		return $participationText;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param ParticipationText $participationText
+	 * @return ParticipationText
+	 */
+	public function testUpdate(ParticipationText $participationText) {
+		$newText = Faker::paragraph();
+		$participationText->setText($newText());
+		$this->participationTextMapper->update($participationText);
+
+		return $participationText;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param ParticipationText $participationText
+	 */
+	public function testDelete(ParticipationText $participationText) {
+		$event = $this->eventMapper->find($participationText->getPollId());
+		$this->participationTextMapper->delete($participationText);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Db/TextMapperTest.php b/tests/Unit/Db/TextMapperTest.php
new file mode 100644
index 00000000..690ae3c6
--- /dev/null
+++ b/tests/Unit/Db/TextMapperTest.php
@@ -0,0 +1,97 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit\Db;
+
+use OCA\Polls\Db\Event;
+use OCA\Polls\Db\EventMapper;
+use OCA\Polls\Db\Text;
+use OCA\Polls\Db\TextMapper;
+use OCA\Polls\Tests\Unit\UnitTestCase;
+use OCP\IDBConnection;
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+class TextMapperTest extends UnitTestCase {
+
+	/** @var IDBConnection */
+	private $con;
+	/** @var TextMapper */
+	private $textMapper;
+	/** @var EventMapper */
+	private $eventMapper;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->con = \OC::$server->getDatabaseConnection();
+		$this->textMapper = new TextMapper($this->con);
+		$this->eventMapper = new EventMapper($this->con);
+	}
+
+	/**
+	 * Create some fake data and persist them to the database.
+	 *
+	 * @return Text
+	 */
+	public function testCreate() {
+		/** @var Event $event */
+		$event = $this->fm->instance('OCA\Polls\Db\Event');
+		$this->assertInstanceOf(Event::class, $this->eventMapper->insert($event));
+
+		/** @var Text $text */
+		$text = $this->fm->instance('OCA\Polls\Db\Text');
+		$text->setPollId($event->getId());
+		$this->assertInstanceOf(Text::class, $this->textMapper->insert($text));
+
+		return $text;
+	}
+
+	/**
+	 * Update the previously created entry and persist the changes.
+	 *
+	 * @depends testCreate
+	 * @param Text $text
+	 * @return Text
+	 */
+	public function testUpdate(Text $text) {
+		$newText = Faker::paragraph();
+		$text->setText($newText());
+		$this->textMapper->update($text);
+
+		return $text;
+	}
+
+	/**
+	 * Delete the previously created entries from the database.
+	 *
+	 * @depends testUpdate
+	 * @param Text $text
+	 */
+	public function testDelete(Text $text) {
+		$event = $this->eventMapper->find($text->getPollId());
+		$this->textMapper->delete($text);
+		$this->eventMapper->delete($event);
+	}
+}
diff --git a/tests/Unit/Factories/CommentFactory.php b/tests/Unit/Factories/CommentFactory.php
new file mode 100644
index 00000000..3a8fb33c
--- /dev/null
+++ b/tests/Unit/Factories/CommentFactory.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the comment model.
+ */
+$fm->define('OCA\Polls\Db\Comment')->setDefinitions([
+	'userId' => Faker::firstNameMale(),
+	'dt' => function () {
+		$date = new DateTime('today');
+		return $date->format('Y-m-d H:i:s');
+	},
+	'comment' => Faker::paragraph()
+]);
diff --git a/tests/Unit/Factories/DateFactory.php b/tests/Unit/Factories/DateFactory.php
new file mode 100644
index 00000000..fc6d8fe0
--- /dev/null
+++ b/tests/Unit/Factories/DateFactory.php
@@ -0,0 +1,32 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+/**
+ * General factory for the date model.
+ */
+$fm->define('OCA\Polls\Db\Date')->setDefinitions([
+	'dt' => function () {
+		$date = new DateTime('today');
+		return $date->format('Y-m-d H:i:s');
+	}
+]);
diff --git a/tests/Unit/Factories/EventFactory.php b/tests/Unit/Factories/EventFactory.php
new file mode 100644
index 00000000..fa32dd6c
--- /dev/null
+++ b/tests/Unit/Factories/EventFactory.php
@@ -0,0 +1,46 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the event model.
+ */
+$fm->define('OCA\Polls\Db\Event')->setDefinitions([
+	'type' => 0,
+	'title' => Faker::sentence(10),
+	'description' => Faker::paragraph(),
+	'owner' => Faker::firstNameMale(),
+	'created' => function () {
+		$date = new DateTime('today');
+		return $date->format('Y-m-d H:i:s');
+	},
+	'access' => 'registered',
+	'expire' => function () {
+		$date = new DateTime('tomorrow');
+		return $date->format('Y-m-d H:i:s');
+	},
+	'hash' => Faker::regexify('[A-Za-z0-9]{16}'),
+	'isAnonymous' => 0,
+	'fullAnonymous' => 0
+]);
diff --git a/tests/Unit/Factories/NotificationFactory.php b/tests/Unit/Factories/NotificationFactory.php
new file mode 100644
index 00000000..3416219d
--- /dev/null
+++ b/tests/Unit/Factories/NotificationFactory.php
@@ -0,0 +1,31 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the notification model.
+ */
+$fm->define('OCA\Polls\Db\Notification')->setDefinitions([
+	'userId' => Faker::firstNameMale(),
+]);
diff --git a/tests/Unit/Factories/ParticipationFactory.php b/tests/Unit/Factories/ParticipationFactory.php
new file mode 100644
index 00000000..1d178dd4
--- /dev/null
+++ b/tests/Unit/Factories/ParticipationFactory.php
@@ -0,0 +1,36 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the participation model.
+ */
+$fm->define('OCA\Polls\Db\Participation')->setDefinitions([
+	'userId' => Faker::firstNameMale(),
+	'dt' => function () {
+		$date = new DateTime('today');
+		return $date->format('Y-m-d H:i:s');
+	},
+	'type' => 0
+]);
diff --git a/tests/Unit/Factories/ParticipationTextFactory.php b/tests/Unit/Factories/ParticipationTextFactory.php
new file mode 100644
index 00000000..7b6f16f4
--- /dev/null
+++ b/tests/Unit/Factories/ParticipationTextFactory.php
@@ -0,0 +1,33 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the participation text model.
+ */
+$fm->define('OCA\Polls\Db\ParticipationText')->setDefinitions([
+	'text' => Faker::paragraph(),
+	'userId' => Faker::firstNameMale(),
+	'type' => 0
+]);
diff --git a/tests/Unit/Factories/TextFactory.php b/tests/Unit/Factories/TextFactory.php
new file mode 100644
index 00000000..91702af7
--- /dev/null
+++ b/tests/Unit/Factories/TextFactory.php
@@ -0,0 +1,31 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+use League\FactoryMuffin\Faker\Facade as Faker;
+
+/**
+ * General factory for the text model.
+ */
+$fm->define('OCA\Polls\Db\Text')->setDefinitions([
+	'text' => Faker::paragraph()
+]);
diff --git a/tests/Unit/UnitTestCase.php b/tests/Unit/UnitTestCase.php
new file mode 100644
index 00000000..7469aff1
--- /dev/null
+++ b/tests/Unit/UnitTestCase.php
@@ -0,0 +1,42 @@
+<?php
+/**
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
+ *
+ * @author Kai Schröer <git@schroeer.co>
+ *
+ * @license GNU AGPL version 3 or any later version
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as
+ *  published by the Free Software Foundation, either version 3 of the
+ *  License, or (at your option) any later version.
+ *
+ *  This program is distributed in the hope that it will be useful,
+ *  but WITHOUT ANY WARRANTY; without even the implied warranty of
+ *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ *  GNU Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <http://www.gnu.org/licenses/>.
+ *
+ */
+
+namespace OCA\Polls\Tests\Unit;
+
+use League\FactoryMuffin\FactoryMuffin;
+use PHPUnit_Framework_TestCase;
+
+abstract class UnitTestCase extends PHPUnit_Framework_TestCase {
+
+	/** @var FactoryMuffin */
+	protected $fm;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	public function setUp() {
+		parent::setUp();
+		$this->fm = new FactoryMuffin();
+		$this->fm->loadFactories(__DIR__ . '/Factories');
+	}
+}
diff --git a/tests/bootstrap.php b/tests/bootstrap.php
index 64fc285e..f840332b 100644
--- a/tests/bootstrap.php
+++ b/tests/bootstrap.php
@@ -1,8 +1,8 @@
 <?php
 /**
- * @copyright Copyright (c) 2017 Vinzenz Rosenkranz <vinzenz.rosenkranz@gmail.com>
+ * @copyright Copyright (c) 2017 Kai Schröer <git@schroeer.co>
  *
- * @author Kai Schröer <kai@schroeer.co>
+ * @author Kai Schröer <git@schroeer.co>
  *
  * @license GNU AGPL version 3 or any later version
  *
@@ -25,16 +25,14 @@ if (!defined('PHPUNIT_RUN')) {
 	define('PHPUNIT_RUN', 1);
 }
 
-require_once(__DIR__.'/../../../lib/base.php');
+require_once __DIR__ . '/../../../lib/base.php';
+require_once __DIR__ . '/../vendor/autoload.php';
 
-// Fix for "Autoload path not allowed: .../tests/lib/testcase.php"
 \OC::$loader->addValidRoot(OC::$SERVERROOT . '/tests');
-
-// Fix for "Autoload path not allowed: .../polls/tests/testcase.php"
 \OC_App::loadApp('polls');
 
 if (!class_exists('PHPUnit_Framework_TestCase')) {
-	require_once('PHPUnit/Autoload.php');
+	require_once 'PHPUnit/Autoload.php';
 }
 
-OC_Hook::clear();
+\OC_Hook::clear();