2017-02-21 80 views
0
C:\apache-tomcat-8.0.27>python 
Python 2.7.13 (v2.7.13:a06454b1afa1, Dec 17 2016, 20:42:59) [MSC v.1500 32 bit  (
Intel)] on win32 
Type "help", "copyright", "credits" or "license" for more information. 
>>> from selenium import webdriver 
>>> webdriver.__version__ 
'3.0.2' 
>>> 

硒Python测试代码如下所示:为什么硒代码只能在调试模式下成功执行,但在运行模式下失败?

driver.get("http://localhost:8080/") 
self.assertEqual("Cubiender", driver.title) 
driver.find_element_by_id("login_email").clear() 
driver.find_element_by_id("login_email").send_keys("[email protected]") 
driver.find_element_by_id("login_pwd").clear() 
driver.find_element_by_id("login_pwd").send_keys("pass") 
driver.find_element_by_css_selector("input[type=\"submit\"]").click() 

driver.find_element_by_link_text('Project List') 
sleep(0.05) 
driver.find_element_by_xpath("//input[@value='2588']").click() 

sleep(0.05) 
driver.find_element_by_css_selector("div.menu > #inquireProject").click() 

上述代码在 driver.find_element_by_xpath(“//输入运行时,可以在调试模式下成功地运行,但会失败[@value = '2588']“)点击()

即使我增加睡眠

堆栈跟踪:

C:\Python27\python.exe "C:\Program Files (x86)\JetBrains\PyCharm Community Edition 2016.3.2\helpers\pycharm\utrunner.py" F:\python\sub_proj2.py true 

测试开始于10:53 ...

Error 
Traceback (most recent call last): 
File "F:\python\sub_proj2.py", line 41, in test_untitled 
driver.find_element_by_css_selector("span.triangle").click() 
File "C:\Python27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 437, in find_element_by_css_selector 
return self.find_element(by=By.CSS_SELECTOR, value=css_selector) 
File "C:\Python27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 752, in find_element 
'value': value})['value'] 
File "C:\Python27\lib\site-packages\selenium\webdriver\remote\webdriver.py", line 236, in execute 
self.error_handler.check_response(response) 
File "C:\Python27\lib\site-packages\selenium\webdriver\remote\errorhandler.py", line 192, in check_response 
raise exception_class(message, screen, stacktrace) 

NoSuchElementException异常:消息:找不到元素:与退出代码完成span.triangle

进程0

+0

听起来像一个时机的问题,为什么会出现点击元素之前睡眠?这个输入是如何填充的? – Corporalis

+0

抛出的异常是什么?堆栈跟踪? –

+0

尝试增加'sleep()'内的等待或使用'显式等待' –

回答

0

这可能是因为在调试模式,它有更多的时间来找到元素。尝试增加睡眠时间或其他解决方案以确保元素已加载。

2

请分享stacktrace。

要我看来,

  • 无论您value='2588是一个动态的,并与每个实例的负载变化。
  • 可能是sleep暂停整个过程。为什么不使用wait,下面提到了一个例子。

from selenium.webdriver.support import expected_conditions as EC

wait = WebDriverWait(driver, 10) 
element = wait.until(EC.element_to_be_clickable((By.ID,'someid'))) 
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