public function testWriteAndGet()
 {
     $fixture = new Configuration();
     $fixture->fields = ['name' => '\\Extasy\\Model\\Columns\\Input', 'surname' => '\\Extasy\\Model\\Columns\\Input'];
     $this->configurationRepository->write($fixture);
     $this->assertEquals($fixture, $this->configurationRepository->read());
     $anotherFixture = new Configuration();
     $anotherFixture->fields = ['name2' => '\\Extasy\\Model\\Columns\\Input', 'surname2' => '\\Extasy\\Model\\Columns\\Input'];
     $this->configurationRepository->write($anotherFixture);
     $this->assertEquals($anotherFixture, $this->configurationRepository->read());
 }