将实际结果与预期进行比较,这个比较称之为断言
from selenium import webdriver
from time import sleep
driver = webdriver.Chrome()
driver.get("http://www.baidu.com")
#打印当前页面title
title = driver.title
print(title)
#打印当前页面url
now_url = driver.current_url
print(now_url)
driver.find_elemnt_by_id("kw").send_keys("selenium")
driver.find_element_by_id("su").click()
sleep(1)
#打印当前页面title
title = driver.title
print(title)
#打印当前页面url
now_url = driver.current_url
print(now_url)
try:
assert u"百度一下" in driver.title
print("test pass")
except Exception as e:
print("test fail")