def test_div_par(number1, number2, number3):
assert div1(number1, number2) == number3
def test_div_error():
# 预期为异常需要用到该语句
with pytest.raises(ZeroDivisionError):
div1(10, 0)
def test_div_float():
assert div1(100.8, 2) == 50.4
def test_div_type():
assert div1('aa', 123) == 0
def test_div_int():
assert div1(10, 2) == 5