概述

# 来自jb51.cc 
$ pip install -U pytest
or
$ easy_install -U pytest
 
$ py.test --version

# 来自jb51.cc 
#!/usr/bin/python
import pytest
 
def func(x):
    return x + 1
 
def test_answer():    #测试用例,方法需要以test_开头
    assert func(3) == 5

# 来自jb51.cc 
$ py.test 2.py    #注意需要用py.test命令来运行之

# 来自jb51.cc 
#!/usr/bin/python
import pytest
 
class TestClass:
 
    def test_one(self):
        x = "this"
        assert "h" in x
 
    def test_two(self):
        x = 3
        assert x > 2

# 来自jb51.cc 
{
    "message":"success","result":"success","start":"2017-02-28 13:54:53","data":{
        "Memory":{
            "172.20.116.72":{
                "swap_used":["9.60%"],"datetime":["2017-02-28 13:54:41"],"merge_time":["2017-02-28 13:54:41"],"ram_used":["25.52%"]
            },"172.20.116.70":{
                "swap_used":["6.17%"],"ram_used":["25.97%"]
            }
        },"cpu":{
            "172.20.116.72":{
                "datetime":["2017-02-28 13:54:41"],"cpu_prct_used":["3.00%"]
            },"172.20.116.70":{
                "datetime":["2017-02-28 13:54:41"],"cpu_prct_used":["1.00%"]
            }
        },"Disk":{
            "172.20.116.72":{
                "datetime":["2017-02-28 13:54:41"],"/export":["25.06%"],"/":["21.6%"]
            },"/export":["44.68%"],"/":["36.15%"]
            }
        }
    },"host_size":2,"end":"2017-02-28 13:54:53"
}

# 来自jb51.cc 
#!/usr/bin/python
 
import os
import sys
import json
import urllib
import urllib2
import pytest
 
iplist = ["172.20.116.70","172.20.116.72"]    #定义IP列表
ips = ','.join(iplist)
 
url = 'http://api/latestMeteris?userCode=xxx&token=xxx&host=' + ips + '&service=cpu,Disk'
req = urllib.urlopen(url)
result = req.read()   #get a string type
 
a = json.loads(result)  #transfer string type to dict type
 
@pytest.mark.parametrize('ip',iplist)
def test_cpu(ip):
    value = a["data"]["cpu"][ip]["cpu_prct_used"][0]
    assert float(value.strip("%")) < 80
 
@pytest.mark.parametrize('ip',iplist)
def test_memory(ip):
    value = a["data"]["Memory"][ip]["ram_used"][0]
    assert float(value.strip("%")) < 95
 
@pytest.mark.parametrize('ip',iplist)
def test_disk(ip):
    value_root = a["data"]["Disk"][ip]['/'][0]
    value_export = a["data"]["Disk"][ip]['/export'][0]
    assert float(value_root.strip("%")) < 80 and float(value_export.strip("%")) < 80

# 来自jb51.cc 
$ py.test 2.py 
========================= test session starts =========================
platform linux2 -- Python 2.7.4,pytest-3.0.6,py-1.4.31,pluggy-0.4.0
rootdir: /home/zhukun/0224,inifile: 
collected 6 items 
 
2.py ......
 
====================== 6 passed in 0.05 seconds ======================

总结

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