我是Python和Django中单元测试和mocking的新手。在
这是我的模型(简化版):
from django.db import models
from django.contrib.auth.models import User
class KangaUserManager(models.Manager):
def create(self, username, email, password, last_name, first_name, request, registered=True, send_confirmation=True):
kanga_user = KangaUser()
kanga_user.user = User.objects.create_user(
username=username,
email=email,
password=password,
first_name=first_name,
last_name=last_name
)
return kanga_user
class KangaUser(models.Model):
objects = KangaUserManager()
user = models.OneToOneField(User)
我想断言User.objects.create_用户被调用,而不是实际调用它。我不认为我用图书馆是为了得到任何东西。在
我试过这样的方法:
^{pr2}$还有那个(还有很多我记不清的事情:D)
def test_create(self):
with mock.patch('django.contrib.auth.models.User') as user_mock:
user_mock.objects = mock.MagicMock()
user_mock.objects.create_user = mock.MagicMock()
kangauser_manager = KangaUserManager()
kangauser_manager.create(self.username, self.email, self.password, self.last_name, self.first_name, self.request, self.registered, self.send_confirmation)
self.assertTrue(user_mock.objects.create_user.called)
但我总是看到方法没有被调用
我做错什么了?在
(编辑1:添加了一些导入)
编辑2:
当我按照Alex martelli的建议改编时,我又犯了一个错误
ValueError: Cannot assign "<MagicMock name='User.objects.create_user()' id='55229392'>": "KangaUser.user" must be a "User" instance.
以下是修改后的代码:
from django.db import models
from django.contrib.auth import models as auth_model
class KangaUserManager(models.Manager):
def create(self, username, email, password, last_name, first_name, request, registered=True, send_confirmation=True):
kanga_user = KangaUser()
kanga_user.user = auth_model.User.objects.create_user(
username=username,
email=email,
password=password,
first_name=first_name,
last_name=last_name
)
return kanga_user
class KangaUser(models.Model):
objects = KangaUserManager()
user = models.OneToOneField(auth_model.User)
好吧,多亏了亚历克斯和亚伦,我得到了我想要的线索,谢谢!
所以,这是密码
以及有效的测试:
^{pr2}$使用MagicMock时需要返回一个值。
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