protected function setUp()
 {
     $this->process = $this->getMockBuilder('\\Symfony\\Component\\Process\\Process')->disableOriginalConstructor()->getMock();
     $this->builder = $this->getMock('\\Symfony\\Component\\Process\\ProcessBuilder');
     $this->builder->method('getProcess')->willReturn($this->process);
     $this->fixture = new VideoDecoder(null, $this->builder);
 }