/**
  * @test
  */
 public function shouldAllowResolveOptions()
 {
     $type = new GatewayConfigType($this->getMock('Payum\\Core\\Registry\\GatewayFactoryRegistryInterface'));
     $resolver = new OptionsResolver();
     $type->setDefaultOptions($resolver);
     $options = $resolver->resolve();
     $this->assertArrayHasKey('data_class', $options);
     $this->assertEquals('Payum\\Core\\Model\\GatewayConfig', $options['data_class']);
 }