def test_add_two_one(self):
res = MathMethod(1, 1).add()
print("1+1的结果是：", res)
try:
self.assertEqual(1, res, '算法错误')
except AssertionError as e:
print('错误啦，断言错误{0}'.format(e))
raise e
def test_add_two_negative(self):
res = MathMethod(-1, -2).add()
print("-1+-2的结果是：", res)
def test_multi_two_negative(self):
"""两个负数相加"""
res = MathMethod(-1, -2).multi()
print("-1*-2的结果是：", res)
def test_add_two_zero(self):
res = MathMethod(0, 0).add()
print("0+0的结果是：", res)
def test_multi_two_zero(self):
"""两个0相加"""
res = MathMethod(0, 0).multi()
print("0*0的结果是", res)
def test_multi_two_positive(self):
"""两个正数相乘"""
res = MathMethod(1, 1).multi()
print("1*1的结果是：", res)
def test_add_two_negative(self):
"""两个负数相加"""
res = MathMethod(-1, -2).add()
print("-1+-2的结果是：", res)
self.assertEqual(-3, res)
def test_add_two_zero(self):
"""两个0相加"""
res = MathMethod(0, 0).add()
print("0+0的结果是", res)
self.assertEqual(1, res)
def test_add_two_positive(self):
"""两个正数相加"""
res = MathMethod(1, 1).add()
print("1+1的结果是：", res)
# 加一个断言判断期望值与预期结果 一致通过，不一致失败
self.assertEqual(2, res)