python中自动化测试框架unittest

import unittest

class Test1(unittest.TestCase):

def setUp(self):
print("login")
def test_01(self):
self.assertEqual(1,1)

def test_02(self):
self.assertEqual(2,3)
def tearDown(self):
print("close")


if __name__ == '__main__':
#verbosity=2主要是详细的输出每个测试详细执行结果
unittest.main(verbosity=2)

执行结果:

login
close
login
close

Failure
Traceback (most recent call last):
File "D:\PyCharm\learnPy\unnitest\test.py", line 11, in test_02
self.assertEqual(2,3)
AssertionError: 2 != 3


(1)每个测试用例以test开头,否则无法识别
(2)在unittest.main()中加 verbosity 参数可以控制输出的错误报告的详细程度,默认是 1,如果设为 0,则不输出每一用例的执行结果,即没有上面的结果中的第1行;如果设为 2,则输出详细的执行结果
(3)setUp和tearDown在每次执行case前后都执行了一次。

如果想要在所有case执行之前准备一次环境,并在所有case执行结束之后再清理环境,我们可以用 setUpClass() 与 tearDownClass():
import unittest

class Test1(unittest.TestCase):
@classmethod
def setUpClass(cls):
print("login")
def test_01(self):
self.assertEqual(1,1)

def test_02(self):
self.assertEqual(2,3)
@classmethod
def tearDownClass(cls):
print("close")


if __name__ == '__main__':
#verbosity=2主要是详细的输出每个测试详细执行结果
unittest.main(verbosity=2)

输出结果:

login

Failure
Traceback (most recent call last):
File "D:\PyCharm\learnPy\unnitest\test1.py", line 11, in test_02
self.assertEqual(2,3)
AssertionError: 2 != 3

close

如果想跳过那个case,可以使用skip装饰器

import unittest

class Test1(unittest.TestCase):
@classmethod
def setUpClass(cls):
print("login")
def test_01(self):
self.assertEqual(1,1)

def test_02(self):
self.assertEqual(2,3)
@unittest.skip('not run')
def test_03(self):
self.assertEqual(4,4)
@classmethod
def tearDownClass(cls):
print("close")


if __name__ == '__main__':
#verbosity=2主要是详细的输出每个测试详细执行结果
unittest.main(verbosity=2)

这样执行case如果需要按一定执行顺序,如先执行A,再执行B时,需要把case添加到testsuit中,py文件中含多个class,我们需要批量运行case时,可以把case添加到testsuit


import unittest

class Test(unittest.TestCase):
@classmethod
def setUpClass(cls):
print("befor case")
def test_01(self):
print("01")
def test_02(self):
print("02")
def test_03(self):
print("03")
def test_04(self):
print("04")
@classmethod
def tearDownClass(cls):
print("after case")

if __name__ == '__main__':
suit=unittest.TestSuite()
# suit.addTest(Test("test_01"))
# suit.addTest(Test("test_02"))
# suit.addTest(Test("test_03"))
#将测试用例按照自己想要的执行顺序添加到testsuit中
testcast=[Test("test_01"),Test("test_04"),Test("test_03")]
suit.addTests(testcast)
  
unittest.TextTestRunner(verbosity=2).run(suit)

执行结果:

befor case
test_01 (__main__.Test) ... ok
01
test_04 (__main__.Test) ... ok
04
test_03 (__main__.Test) ... ok
03

after case
----------------------------------------------------------------------
Ran 3 tests in 0.001s

OK

查找当前目录下test包中的testcast

suite = unittest.defaultTestLoader.discover(basedir + '/test/testcase')
unittest.TextTestRunner(verbosity=2).run(suit)






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转载自www.cnblogs.com/zzzao/p/9182305.html
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