# -*- coding: utf-8 -*-
import unittest
from selenium import webdriver
import time
import json
class UntitledTestCase(unittest.TestCase):
def setUp(self):
Options = webdriver.ChromeOptions()
Options.add_argument('--headless')
self.driver = webdriver.Chrome(chrome_options=Options)
self.driver = webdriver.Chrome()
self.driver.implicitly_wait(30)
self.verificationErrors = []
self.accept_next_alert = True
self.img = """ // 首屏图片加载完成
let mytiming = window.performance.timing;
return window.lastImgLoadTime - mytiming.navigationStart ;
"""
self.intfaces = """ https://blog.csdn.net/weixin_42284354/article/details/80416157
// 接口完成加载完成
let mytiming = window.performance.timing;
return Report.SPEED.LASTCGI - mytiming.navigationStart ;
"""
self.DNS = """ // DNS查询耗时
let mytiming = window.performance.timing;
return mytiming.domainLookupEnd - mytiming.domainLookupStart ;
"""
self.TCP = """ // TCP链接耗时
let mytiming = window.performance.timing;
return mytiming.connectEnd - mytiming.connectStart ;
"""
self.request = """ // request请求耗时
let mytiming = window.performance.timing;
return mytiming.responseEnd - mytiming.responseStart ;
"""
self.dom = """ // 解析dom树耗时
let mytiming = window.performance.timing;
return mytiming.domComplete - mytiming.domInteractive ;
"""
self.Ari = """ // 白屏时间
let mytiming = window.performance.timing;
return mytiming.responseStart - mytiming.navigationStart ;
"""
self.domready = """ // domready时间
let mytiming = window.performance.timing;
return mytiming.domContentLoadedEventEnd - mytiming.fetchStart ;
"""
self.loadEventTime = """
let mytiming = window.performance.timing;
return mytiming.loadEventEnd - mytiming.navigationStart ;
"""
# 添加压测网址，在数组汇总添加一个 Dict即可
self.gather_data_dict_ = [
{'UrlName': '首页',
'Url': 'http://zs.cnknowledge.com/',
'number': 20},
{'UrlName': '政策法规',
'Url': 'http://zs.cnknowledge.com/html/policy_Law/law_know.html?parentId=3&type=1',
'number': 20},
{'UrlName': '行业新闻',
'Url': 'http://zs.cnknowledge.com/html/trade_News/news_pages.html?parentId=1&type=2',
'number': 20},
{'UrlName': '学术前言',
'Url': 'http://zs.cnknowledge.com/html/study_Leading/study_news.html?parentId=2&type=3',
'number': 20},
{'UrlName': '专题报道',
'Url': 'http://zs.cnknowledge.com/html/special_report/report_event.html?parentId=4&type=4',
'number': 20},
{'UrlName': '名录',
'Url': 'http://zs.cnknowledge.com/html/list_new/organization.html?parentId=5&type=5',
'number': 20}
]
def test_untitled_test_case(self):
# 返回结果
result = []
# 读取压测数数据，返回加载结果！
for data in self.gather_data_dict_:
result_temp = {
"UrlName": data["UrlName"],
"Url": data["Url"],
"number": data["number"],
"NoCache": self.__get_page_load_time_NoCache(data['Url'], data['number']),
"Cache": self.__get_page_load_time_Cache(data['Url'], data['number'])
}
result.append(result_temp)
#解决输出中文乱码现象
print json.dumps(result, encoding='utf-8', ensure_ascii=False)
def __get_page_load_time_NoCache(self, Url, number=1):
"""
网页无缓存的情况下进行加载速度测试
:param Url: 加载的网址
:param number: 加载次数
:return:
"""
driver = self.driver
page = []
domready = []
res_page = {}
res_domready = {}
for i in range(number):
# 调用浏览器打开一个新窗口
driver.execute_script("window.open('','_blank');")
# 窗口定位到新打开的窗口
driver.switch_to.window(driver.window_handles[-1])
driver.get(Url)
page.append(int(driver.execute_script(self.loadEventTime)))
domready.append(int(driver.execute_script(self.domready)))
time.sleep(0.5)
# 关闭窗口
driver.execute_script("window.close();")
# 窗口定位返回旧窗口
driver.switch_to.window(driver.window_handles[-1])
res_page['max'] = max(page)
res_page['min'] = min(page)
res_page['avg'] = sum(page) / len(page)
print(res_page)
res_domready['max'] = max(domready)
res_domready['min'] = min(domready)
res_domready['avg'] = sum(domready) / len(domready)
return {"页面加载时间": res_page,
"DOM加载时间": res_domready}
def __get_page_load_time_Cache(self, Url, number=5):
"""
网页有缓存的情况下进行加载速度测试
:param Url: 加载的网址
:param number: 加载次数
:return:
"""
driver = self.driver
page = []
domready = []
res_page = {}
res_domready = {}
driver.get(Url)
for i in range(number):
driver.get(Url)
page.append(int(driver.execute_script(self.loadEventTime)))
domready.append(int(driver.execute_script(self.domready)))
res_page['max'] = max(page)
res_page['min'] = min(page)
res_page['avg'] = sum(page) / len(page)
res_domready['max'] = max(domready)
res_domready['min'] = min(domready)
res_domready['avg'] = sum(domready) / len(domready)
return {"页面加载时间": res_page,
"DOM加载时间": res_domready}
def tearDown(self):
pass
下面是处理的代码，我没怎么算，就是打印出来写了一个报告。
# -*- coding: utf-8 -*-
result = [{'UrlName': 'baidu', 'Url': 'https://www.baidu.com/', 'number': 3,
'NoCache': {'页面加载时间': {'max': 523, 'min': 284, 'avg': 400.6666666666667},
'DOM加载时间': {'max': 439, 'min': 256, 'avg': 348.6666666666667}},
'Cache': {'页面加载时间': {'max': 131, 'min': 129, 'avg': 130.0},
'DOM加载时间': {'max': 101, 'min': 85, 'avg': 94.0}}}]
for re in result:
print(re["UrlName"])
print(re["Url"])
Cache_page = re["Cache"]['页面加载时间']
Cache_dom = re["Cache"]['DOM加载时间']
NoCache_page = re["NoCache"]['页面加载时间']
NoCache_dom = re["NoCache"]['DOM加载时间']
print(Cache_page["max"], Cache_page["min"], Cache_page["avg"], Cache_dom["max"], Cache_dom["min"], Cache_dom["avg"])
print(NoCache_page["max"], NoCache_page["min"], NoCache_page["avg"], NoCache_dom["max"], NoCache_dom["min"],
NoCache_dom["avg"])
参考资料：
https://blog.csdn.net/weixin_43664254/article/details/90718789
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