数据驱动——ddt

1：　　pip3 install ddt

2：

@ddt 装饰

@data((2,3),(4,5)) 支持列表，元祖，字典

@unpack 解压数据

 1 import unittest
 2 from ddt import ddt,data,unpack
 3 
 4 @ddt
 5 class MyTesting(unittest.TestCase):
 6     @data([3,2,1],[5,3,2],[10,4,6])
 7     @unpack
 8     def test_01baidu(self,a,b,expected):
 9         actual = int(a) - int(b)
10         expected = int(expected)
11         self.assertEqual(actual, expected)
12 
13     @data((2,3),(4,5))
14     @unpack
15     def test_02baidu(self,a,b):
16         self.assertEqual(a,b)
17 
18     @data({"1":1,"2":2})
19     @unpack
20     def test_03baidu(self, a, b):
21         self.assertEqual(a, b)
22 
23 
24 if __name__ == '__main__':
25     unittest.main(verbosity=2)