public function testHandler()
{
$elementToFake = 'Surname';
$fakerinoDefaultConf = new FakerinoConf();
$fakerinoDefaultConf->loadConfiguration();
$fileFakePath = $this->getFileFakePath($fakerinoDefaultConf);
$fakeFile = $fileFakePath . strtolower($elementToFake) . '.txt';
$handler = new FileFakerClass($fileFakePath);
$customClass = new FakeElement($elementToFake);
$fileContent = $this->getFileContent($fakeFile);
$result = $handler->handle($customClass);
$isResultValueExistsInFile = in_array($result, $fileContent);
$this->assertInstanceOf('Fakerino\\Core\\FakeHandler\\Handler', $handler);
$this->assertInternalType('string', $result);
$this->assertTrue($isResultValueExistsInFile);
}