public function testGettersAndSetters()
 {
     $accessToken = '1234';
     $tokenType = 'bearer';
     $refreshToken = '5678';
     $expiresIn = 1800;
     $scope = 'foo bar';
     $idToken = 'abcde';
     $response = new Response();
     $response->setAccessToken($accessToken);
     $response->setTokenType($tokenType);
     $response->setRefreshToken($refreshToken);
     $response->setExpiresIn($expiresIn);
     $response->setScope($scope);
     $response->setIdToken($idToken);
     $this->assertSame($accessToken, $response->getAccessToken());
     $this->assertSame($tokenType, $response->getTokenType());
     $this->assertSame($refreshToken, $response->getRefreshToken());
     $this->assertSame($expiresIn, $response->getExpiresIn());
     $this->assertSame($scope, $response->getScope());
     $this->assertSame($idToken, $response->getIdToken());
 }