diff --git a/DoctrineMigrations/Version20180225122246.php b/DoctrineMigrations/Version20180225122246.php
new file mode 100644
index 0000000..6f6d7e7
--- /dev/null
+++ b/DoctrineMigrations/Version20180225122246.php
@@ -0,0 +1,23 @@
+<?php declare(strict_types = 1);
+
+namespace DoctrineMigrations;
+
+use Doctrine\DBAL\Migrations\AbstractMigration;
+use Doctrine\DBAL\Schema\Schema;
+
+/**
+ * Auto-generated Migration: Please modify to your needs!
+ */
+class Version20180225122246 extends AbstractMigration
+{
+	public function up(Schema $schema): void {
+		// this up() migration is auto-generated, please modify it to your needs
+		$this->abortIf($this->connection->getDatabasePlatform()->getName() !== 'postgresql', 'Migration can only be executed safely on \'postgresql\'.');
+
+		$this->addSql('CREATE TABLE test_entity (id UUID NOT NULL, data TEXT NOT NULL, PRIMARY KEY(id))');
+	}
+
+	public function down(Schema $schema): void {
+		$this->throwIrreversibleMigrationException('Down migrations are hell!');
+	}
+}
diff --git a/src/Entity/TestEntity.php b/src/Entity/TestEntity.php
new file mode 100644
index 0000000..4583f95
--- /dev/null
+++ b/src/Entity/TestEntity.php
@@ -0,0 +1,46 @@
+<?php declare(strict_types = 1);
+
+namespace App\Entity;
+
+
+use Doctrine\ORM\Mapping as ORM;
+use Ramsey\Uuid\Uuid;
+use Ramsey\Uuid\UuidInterface;
+
+/**
+ * @ORM\Entity
+ */
+class TestEntity
+{
+	/**
+	 * @var UuidInterface
+	 *
+	 * @ORM\Id
+	 * @ORM\Column(type="guid", unique=true)
+	 */
+	protected $id;
+
+	/**
+	 * @var string
+	 *
+	 * @ORM\Column(type="text")
+	 */
+	protected $data;
+
+	public function __construct() {
+		$this->id = Uuid::uuid4();
+		$this->data = '';
+	}
+
+	public function getId(): UuidInterface {
+		return $this->id;
+	}
+
+	public function getData(): string {
+		return $this->data;
+	}
+
+	public function setData(string $data): void {
+		$this->data = $data;
+	}
+}
diff --git a/src/Repository/TestEntityRepository.php b/src/Repository/TestEntityRepository.php
new file mode 100644
index 0000000..0a8ca0e
--- /dev/null
+++ b/src/Repository/TestEntityRepository.php
@@ -0,0 +1,8 @@
+<?php declare(strict_types = 1);
+
+namespace App\Repository;
+
+
+class TestEntityRepository
+{
+}
diff --git a/tests/Entity/TestEntityTest.php b/tests/Entity/TestEntityTest.php
new file mode 100644
index 0000000..9efa905
--- /dev/null
+++ b/tests/Entity/TestEntityTest.php
@@ -0,0 +1,64 @@
+<?php declare(strict_types = 1);
+
+namespace App\Tests\Entity;
+
+
+use App\Entity\TestEntity;
+use Doctrine\Common\Persistence\ManagerRegistry;
+use Doctrine\Common\Persistence\ObjectManager;
+use Doctrine\Common\Persistence\ObjectRepository;
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+
+class TestEntityTest extends KernelTestCase
+{
+	/**
+	 * @var ObjectManager
+	 */
+	private $entityManager;
+
+	/**
+	 * @var ObjectRepository
+	 */
+	protected $repository;
+
+	/**
+	 * {@inheritDoc}
+	 */
+	protected function setUp() {
+		$kernel = self::bootKernel();
+
+		$doctrine = $kernel->getContainer()->get('doctrine');
+
+		assert($doctrine instanceof ManagerRegistry);
+
+		$this->entityManager = $doctrine->getManager();
+
+		$this->repository = $doctrine->getRepository(TestEntity::class);
+	}
+
+	public function testGetData(): void {
+		$data = 'test';
+
+		$entity = new TestEntity();
+
+		$id = $entity->getId();
+
+		$this->assertEmpty($entity->getData());
+
+		$entity->setData($data);
+
+		$this->assertEquals($data, $entity->getData());
+
+		$this->entityManager->persist($entity);
+		$this->entityManager->flush();
+		unset($entity);
+		$this->entityManager->clear();
+
+
+		$entity = $this->repository->find($id);
+		assert($entity instanceof TestEntity);
+
+		$this->assertEquals($data, $entity->getData());
+
+	}
+}