Автор: Daniele Alessandri (suppakilla@gmail.com)
Наследование: implements Predis\Protocol\Text\Handler\ResponseHandlerInterface
 /**
  * @group disconnected
  */
 public function testPlainString()
 {
     $handler = new Handler\StatusResponse();
     $connection = $this->getMock('Predis\\Connection\\CompositeConnectionInterface');
     $connection->expects($this->never())->method('readLine');
     $connection->expects($this->never())->method('readBuffer');
     $response = $handler->handle($connection, 'Background saving started');
     $this->assertInstanceOf('Predis\\Response\\Status', $response);
     $this->assertEquals('Background saving started', $response);
 }