def test_start(self):
d = Driver(DRIVER)
d.getspider('Spider1').frontier.clean('todo', 'visited')
d.getspider('Spider2').frontier.clean('todo', 'visited')
urls = ['http://www.baidu.com', 'http://www.zhihu.com', 'http://www.renren.com']
d.addtask('Spider1', urls)
d.addtask('Spider2', urls[0])
d.start()
d.pause()
time.sleep(1)
d.resume()
time.sleep(2)
d.stop()
d.getspider('Spider1').frontier.clean('todo', 'visited')
d.getspider('Spider2').frontier.clean('todo', 'visited')
