、 预置条件：

1. python已安装

2. pycharm已安装

3. selenium已安装

4. chrome.driver 驱动已下载

二、工程建立

1. New Project：建立自己的工程

2. New Package：建立各个配置包

3. New Python：建立python脚本

三、上代码：

1.  constant.py

将相对独立的常量单独封装到此处，便于后期修改。

2.  test_login_case.py

# -*- coding:utf-8 -*-

‘‘‘

@project: Voctest

@author: Jimmy

@file: test_case_login.py

@ide: PyCharm Community Edition

@time: 2018-10-31 16:44

@blog: https://www.cnblogs.com/gotesting/

‘‘‘

from Element.constant import *

from time import sleep

import selenium

import unittest

class LoginCase(unittest.TestCase):

def setUp(self):

self.driver = webdriver.Chrome()

self.driver.maximize_window()

# 定义登录方法

def login(self,username,password):

self.driver.get(login_url)

self.driver.find_element_by_class_name(‘gd-login-user‘).send_keys(username)

self.driver.find_element_by_class_name(‘gd-login-password‘).send_keys(password)

self.driver.find_element_by_class_name(‘gd-login-submit-bg‘).click()

# 正确用户名密码登录

def test_login_success(self):

self.login(‘system‘,‘123456‘)

sleep(2)

title_msg = self.driver.find_element_by_class_name(‘gd-topbar-name-text‘).text

self.assertEquals(‘首页‘,title_msg)

self.driver.get_screenshot_as_file(‘F:\python\Voctest\Picture\login_success.png‘)

# 用户名为空登录

def test_login_username_null(self):

self.login(‘‘,‘123456‘)

sleep(2)

login_msg = self.driver.find_element_by_class_name(‘gd-login-submit-text‘).text

self.assertIn(‘登 录‘,login_msg)

self.driver.get_screenshot_as_file(‘F:\python\Voctest\Picture\login_username_null.png‘)

# 密码为空登录

def test_login_password_null(self):

self.login(‘system‘,‘‘)

sleep(2)

login_msg = self.driver.find_element_by_class_name(‘gd-login-submit-text‘).text

self.assertIn(‘登 录‘,login_msg)

self.driver.get_screenshot_as_file(‘F:\python\Voctest\Picture\login_password_null.png‘)

# 错误用户名密码登录

def test_login_fail(self):

self.login(‘system‘,‘12345678‘)

sleep(2)

login_msg = self.driver.find_element_by_class_name(‘gd-login-msg‘).text

self.assertEquals(‘用户名或密码错误‘,login_msg)

self.driver.get_screenshot_as_file(‘F:\python\Voctest\Picture\login_password_fail.png‘)

def tearDown(self):

sleep(2)

print(‘login auto test done ！‘)

self.driver.quit()

if __name__ == ‘__main__‘:

unittest.main()