class TestCalc:
datas: list = get_datas()
# 前置条件
def setup_class(self):
print("开始计算")
self.calc = Calculator()
# 后置条件
def teardown_class(self):
print("结束计算")
@pytest.mark.run(order=4)
@pytest.mark.parametrize('a,b,expect',
get_datas()['add']['datas'],
ids=get_datas()['add']['ids'])
def test_add(self, a, b, expect):
result = self.calc.add(a, b)
assert expect == result
@pytest.mark.run(order=3)
@pytest.mark.parametrize('a,b,expect',
get_datas()['subtract']['datas'],
ids=get_datas()['subtract']['ids'])
def test_subtract(self, a, b, expect):
result = self.calc.subtract(a, b)
assert expect == result
@pytest.mark.run(order=2)
@pytest.mark.parametrize('a,b,expect',
get_datas()['multiply']['datas'],
ids=get_datas()['multiply']['ids'])
def test_multiply(self, a, b, expect):
result = self.calc.multiply(a, b)
assert expect == result
@pytest.mark.run(order=1)
@pytest.mark.parametrize('a,b,expect',
get_datas()['div']['datas'],
ids=get_datas()['div']['ids'])
def test_div(self, a, b, expect):
if b == 0:
try:
self.calc.div(a, b)
except ZeroDivisionError as e:
print("除数不能为0")
else:
result = self.calc.div(a, b)
assert result == expect
class TestCaculator:
def setup(self):
self.cal = Calculator()
print("start the calculation ---")
@allure.feature("相加功能")
@pytest.mark.search
@pytest.mark.parametrize("a, b, result", get_data('add')[0], ids=get_data('add')[1])
def test_add(self, a, b, result):
res = self.cal.add(a, b)
res = round(res, 2) # 需要进行精度控制，比如 0.1+0.2会算出来0.30000000000000004，直接进行比较会出现不匹配的问题
assert result == res
@allure.feature("减法")
def test_substract(self):
assert 1 == self.cal.subtract(2, 1)
@allure.feature("乘法")
def test_multiply(self):
assert 2 == self.cal.multiply(1, 2)
@allure.feature("除法")
@pytest.mark.parametrize("a, b, result", get_data('divide')[0], ids=get_data('divide')[1])
def test_divide(self, a, b, result):
try:
res = self.cal.divide(a, b)
res = round(res, 2)
assert result == res
print(result)
except Exception as e:
print(e)
print("You can't divide by zero")
# if b == 0:
# try:
# self.cal.divide(a, b)
# except ZeroDivisionError as e:
# print("You can't divide by zero")
# else:
# res = self.cal.divide(a, b)
# res = round(res, 2)
# assert result == res
# print(result)
def teardown(self):
print("calculation completed ----")