/**
  * @covers ::setStatus()
  */
 public function testSetStatus()
 {
     unset($_SERVER['SERVER_PROTOCOL']);
     $_SERVER['SERVER_PROTOCOL'] = 'HTTP/2';
     $this->sut->setStatus(404);
     $result = $this->sut->header_manager->getStatusHeader();
     $this->assertEquals('HTTP/2 404 Not Found', $result);
 }