Author: Nicola Pietroluongo (nik.longstone@gmail.com)
Inheritance: extends Handler
 public function testHandlerOptions()
 {
     $length = 3;
     $handler = new RegExFakerClass(new RegRevGenerator());
     $customClass = new FakeElement('number', '/\\d{' . $length . '}/');
     $result = $handler->handle($customClass);
     $this->assertInstanceOf('Fakerino\\Core\\FakeHandler\\Handler', $handler);
     $this->assertEquals($length, strlen($result));
 }