/**
  * @covers \ProxyManager\Configuration::getSignatureGenerator
  * @covers \ProxyManager\Configuration::setSignatureGenerator
  */
 public function testSetGetSignatureGenerator()
 {
     $this->assertInstanceOf('ProxyManager\\Signature\\SignatureGeneratorInterface', $this->configuration->getSignatureGenerator());
     /* @var $signatureGenerator \ProxyManager\Signature\SignatureGeneratorInterface */
     $signatureGenerator = $this->getMock('ProxyManager\\Signature\\SignatureGeneratorInterface');
     $this->configuration->setSignatureGenerator($signatureGenerator);
     $this->assertSame($signatureGenerator, $this->configuration->getSignatureGenerator());
 }