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测试步骤
1. 导入unittest模块
import unittest
2. 编写测试的类继承unittest.TestCase
class Tester(unittest.TestCase)
3. 编写测试的方法必须以test开头
def test_add(self)
def test_sub(self)
4.使用TestCase
class提供的方法测试功能点
Method
Checks that
New in
assertEqual(a,b)
a==b
assertNotEqual(a,b)
a!=b
assertTrue(x)
bool(x)isTrue
assertFalse(x)
bool(x)isFalse
assertIs(a,b)
aisb
2.7
assertIsNot(a,b)
aisnotb
2.7
assertIsNone(x)
xisNone
2.7
assertIsNotNone(x)
xisnotNone
2.7
assertIn(a,b)
ainb
2.7
assertNotIn(a,b)
anotinb
2.7
assertIsInstance(a,b)
isinstance(a,b)
2.7
assertNotIsInstance(a,b)
notisinstance(a,b)
2.7
5.调用unittest.main()方法运行所有以test开头的方法
if __name__ == '__main__':
unittest.main()
实例如下
被测试类
#!/usr/bin/python
#coding=utf-8
class Computer(object):
@staticmethod
def add(a, b):
return a + b;
@staticmethod
def sub(a, b):
return a - b;<strong></strong>
测试类
#!/usr/bin/python
#coding=utf-8
import unittest
from Testee import Computer
class Tester(unittest.TestCase):
def test_add(self):
self.assertEqual(Computer.add(2, 3), 5, "test add function")
def test_sub(self):
self.assertEqual(Computer.sub(5, 1), 4, "test sub function")
if __name__ == '__main__':
unittest.main()
运行结果:
----------------------------------------------------------------------
Ran 2 tests in 0.000s
OK
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