code: func (m *MockDockerClient) PullImage(arg0 context.Context, arg1 string, arg2 *container.RegistryAuthenticationData, arg3 time.Duration) dockerapi.DockerContainerMetadata {
  	ret := m.ctrl.Call(m, "PullImage", arg0, arg1, arg2, arg3)
  	ret0, _ := ret[0].(dockerapi.DockerContainerMetadata)
  	return ret0
  }
docs: // PullImage mocks base method