Appium 解决微信公众号、小程序切换 webview 后无法定位元素的问题

如何切换webview进入小程序请参考https://testerhome.com/topics/12003

脚本思路：
进入webview后会存在多个handle同Web页签一样，获取所有的handle，然后在遍历所有的handle，通过switch_to_window进行handle切换，当某个handle可以定位到我们需要定位的元素时，然后我们就可以进行之后的自动化操作了！

1.  

   <code style=
   “font-family:Menlo, Monaco, Consolas, ‘Courier New‘, monospace;line-height:18px;font-size:12px;color:rgb(68,68,68);border:none;”>#coding=utf-8

2.  

   from appium import webdriver

3.  

   import time,os,re

4.  

   from appium.webdriver.common.touch_action import TouchAction

5.   
6.   
7.  

   desired_caps = {}

8.  

   desired_caps[
   ‘platformName‘] = ‘Android‘

9.  

   desired_caps[
   ‘deviceName‘] = ‘Android001‘

10.  

    desired_caps[
    ‘unicodeKeyboard‘] = True

11.  

    desired_caps[
    “resetKeyboard”] = True

12.  

    desired_caps[
    “newCommandTimeout”]=30

13.  

    desired_caps[
    ‘fullReset‘] = ‘false‘

14.  

    desired_caps[
    ‘appPackage‘] = ‘com.tencent.mm‘

15.  

    desired_caps[
    ‘appActivity‘] = ‘com.tencent.mm.ui.LauncherUI‘

16.  

    desired_caps[
    ‘recreateChromeDriverSessions‘] = True

17.  

    desired_caps[
    ‘noReset‘] = True

18.  

    desired_caps[
    ‘newCommandTimeout‘] = 10

19.  

    desired_caps[
    ‘chromeOptions‘]={‘androidProcess‘: ‘com.tencent.mm:appbrand0‘}

20.  

    driver = webdriver.Remote(command_executor =
    ‘http://127.0.0.1:4723/wd/hub‘,desired_capabilities = desired_caps)

21.  

    time.sleep(
    2)

22.  

    time.sleep(
    1)

23.  

    driver.implicitly_wait(
    10)

24.  

    driver.find_element_by_name(
    ‘发现‘).click()

25.  

    time.sleep(
    1)

26.  

    driver.swipe(
    100,1200,100,900)

27.  

    driver.find_element_by_name(
    ‘小程序‘).click()

28.  

    driver.find_element_by_name(
    ‘美团外卖‘).click()

29.  

    time.sleep(
    2)

30.  

    contexts = driver.contexts

31.  

    print contexts

32.  

    time.sleep(
    2)

33.  

    driver.switch_to.context(
    ‘WEBVIEW_com.tencent.mm:appbrand0‘)

34.  

    print ‘切换成功‘

35.  

    print driver.current_context

36.  

    all_handles = driver.window_handles

37.  

    print len(all_handles)

38.  

    for handle in all_handles:

39.  

    try:

40.  

    driver.switch_to_window(handle)

41.  

    print driver.page_source

42.  

    driver.find_element_by_css_selector(
    ‘.filter-select.flex-center‘) #定位“筛选 ”按钮

43.  

    print ‘定位成功‘

44.  

    break

45.  

    except
    Exception as e:

46.  

    print e

47.  

    driver.find_element_by_css_selector(
    ‘.filter-select.flex-center‘).click()

48.  

    time.sleep(
    5)

49.  

    driver.quit()</code>