我是 unittest.mock 库的新手,无法解决我遇到的问题。我在下面的文件夹结构中有一个名为“function.py”的类
- src_init .py
_
- 函数.py
- 测试
- 初始化.py
- test_function.py
在 test_function.py 我有一些这样的代码:
import unittest
from unittest import mock
from ..src.function import get_subscriptions
from ..src import function
class TestCheckOrder(unittest.TestCase):
@mock.patch.object(function, 'table')
def test_get_subscriptions_success(self, mocked_table):
mocked_table.query.return_value = []
user_id = "test_user"
status = True
get_subscriptions(user_id, status)
mocked_table.query.assert_called_with(
KeyConditionExpression=conditions.Key('user_id').eq(user_id),
FilterExpression=conditions.Attr('status').eq(int(status)))
在function.py中:
import boto3
from boto3.dynamodb import conditions
dynamodb = boto3.resource("dynamodb")
table = dynamodb.Table("Subscriptions")
def get_subscriptions(user_id, active=True):
results = table.query(
KeyConditionExpression=conditions.Key(
'user_id').eq(user_id),
FilterExpression=conditions.Attr('status').eq(int(active))
)
return results['Items']
如果我运行它,我会得到以下异常:
**AssertionError: Expected call: query(FilterExpression=<boto3.dynamodb.conditions.Equals object at 0x1116011d0>, KeyConditionExpression=<boto3.dynamodb.conditions.Equals object at 0x111601160>)
Actual call: query(FilterExpression=<boto3.dynamodb.conditions.Equals object at 0x1116010f0>, KeyConditionExpression=<boto3.dynamodb.conditions.Equals object at 0x111601080>)**
提前感谢您帮助我。