import unittest


class TestDemo(unittest.TestCase):
    def test_one(self):
        '''
        哈哈
        :return:
        '''
        assert 1 == 1

    def test_two(self):
        '''
        呵呵
        :return:
        '''
        assert 'H' in 'Hello!'

    def test_tre(self):
        assert 5 == 10, '断言失败'


TestDemo.test_tre.__doc__ = "测试吖"