import threading
from time import sleep,ctime
from selenium import webdriver
#测试用例1
def test_baidu(browser,search):
  print("开始，现在时间是%s"%ctime())
  print("浏览器是%s"%browser)
  if browser =="ff":
    driver = webdriver.Firefox()
  elif browser =="chrome":
    driver = webdriver.Chrome()
  elif browser =="ie":
    driver =webdriver.Ie()
  else:
    print("浏览器输入错误！")
  driver.get(r"http://www.baidu.com")
  driver.implicitly_wait(5)
  driver.find_element_by_xpath("//*[@id='kw']").send_keys(search)
  driver.find_element_by_id("su").click()
  sleep(2)
  driver.quit()
if __name__ =="__main__":
  #定义字典存放test_baidu函数的参数
  dicts = {"ff": "python", "chrome": "selenium", "ie": "unittest"}
  #创建空列表存放线程
  threads =[]
  #遍历字典，并把线程append进threads
  for browser,search in dicts.items():
    t = threading.Thread(target=test_baidu,args=(browser,search))
    threads.append(t)
  #把字典内容索引替代
  file = range(len(dicts))
  #启动线程
  for i in file:
    threads[i].start()
  #守护线程
  for i in file:
    threads[i].join()

java -jar selenium-server-standalone-2.48.0.jar -role hub

java -jar selenium-server-standalone-2.48.0.jar -role node -port 5555

java -jar selenium-server-standalone-2.48.0.jar -role node -port 6666 -hub http://192.168.0.101:4444/gird/register

'''
在不同主机、不同浏览器同时执行测试用例，多线程；
利用Selenium Girl提供分布式执行测试用例；
先启动Selenium server，这里分别在本地主机启动一个hub和一个node，在其他主机（虚拟机）启动一个node。
'''
from selenium.webdriver import Remote
import threading
from time import *
#测试用例
def test_baidu(host,browser):
  print("开始：%s"%ctime())
  print(host,browser)
  dc ={'browserName':browser}
  driver = Remote(
          command_executor=host,
          desired_capabilities=dc
  )
  driver.get(r'http://www.baidu.com')
  driver.implicitly_wait(10)
  driver.find_element_by_link_text("新闻").click()
  sleep(2)
  driver.get_screenshot_as_file(r'D:\testscreen\baidu.jpg')
  driver.quit()
if __name__ =='__main__':
  #启动参数，指定运行主机和浏览器
  lists={'http://127.0.0.1:4444/wd/hub':'chrome',
      'http://127.0.0.1:5555/wd/hub':'internet explorer',
      'http://192.168.216.128:6666/wd/hub':'firefox' #远程节点node
      }
  threads =[]
  files = range(len(lists))
  #创建线程，并append进线程组
  for host,browser in lists.items():
    t = threading.Thread(target=test_baidu,args=(host,browser))
    threads.append(t)
  #启动每一个线程
  for i in files:
    threads[i].start()
  #守护每一个线程
  for i in files:
    threads[i].join()