3

使用unittest和 Coverage.py,

def add_one(num: int):
    num = num + 1
    return num
from unittest import TestCase

from add_one import add_one


class TestAddOne(TestCase):

    def test_add_one(self):
        self.assertEqual(add_one(0), 1)
        self.assertNotEqual(add_one(0), 2)

这是覆盖范围:

代码覆盖率 33%

如何测试整个文件?

4

2 回答 2

1

假设您的测试文件被调用test_one.py,在同一目录中运行此命令:

coverage run  -m unittest test_one.py && coverage report

结果应与此类似:

.
----------------------------------------------------------------------
Ran 1 test in 0.000s

OK
Name          Stmts   Miss  Cover
---------------------------------
add_one.py        3      0   100%
test_one.py       6      0   100%
---------------------------------
TOTAL             9      0   100%

于 2019-10-25T14:32:56.043 回答
0

您永远不会调用该test_add_one方法。

注意函数定义是如何执行的,而不是主体。要运行您的测试,请添加一个__main__检查和TestSuite/ TextTestRunner( https://docs.python.org/3/library/unittest.html )

from unittest import TestCase, TestSuite, TextTestRunner
from add_one import add_one


class TestAddOne(TestCase):

    def test_add_one(self):
        self.assertEqual(add_one(0), 1)
        self.assertNotEqual(add_one(0), 2)

if __name__ == "__main__":
    suite = TestSuite()
    suite.addTest(TestAddOne("test_add_one"))

    TextTestRunner().run(suite)

的结果

coverage run <file.py>
coverage html
# OR
coverage report -m

所有线路都经过测试。

于 2019-10-24T12:54:57.807 回答