getProtocolVersion() публичный Метод

pass these down to the response given in the constructor.
public getProtocolVersion ( )
 public function testGetProtocolVersion()
 {
     $this->responseMock->shouldReceive('getProtocolVersion')->andReturn($this->returnValue);
     $sparkpostResponse = new SparkPostResponse($this->responseMock);
     $this->assertEquals($this->responseMock->getProtocolVersion(), $sparkpostResponse->getProtocolVersion());
 }