mirror of
https://github.com/encode/django-rest-framework.git
synced 2024-11-10 19:56:59 +03:00
* Fixes 'RelatedManager' object is not iterable in ListSerializer.to_representation.(#8726) * Change to only BaseManager * Commit unit test * Update tests/test_serializer_lists.py * Update tests/test_serializer_lists.py * Update tests/test_serializer_lists.py * Update tests/test_serializer_lists.py * Update tests/test_serializer_lists.py * Update tests/test_serializer_lists.py * Format import * Format import Co-authored-by: Asif Saif Uddin <auvipy@gmail.com>
This commit is contained in:
parent
9e56f54efb
commit
03c2ef1787
|
@ -683,7 +683,7 @@ class ListSerializer(BaseSerializer):
|
||||||
"""
|
"""
|
||||||
# Dealing with nested relationships, data can be a Manager,
|
# Dealing with nested relationships, data can be a Manager,
|
||||||
# so, first get a queryset from the Manager if needed
|
# so, first get a queryset from the Manager if needed
|
||||||
iterable = data.all() if isinstance(data, models.Manager) else data
|
iterable = data.all() if isinstance(data, models.manager.BaseManager) else data
|
||||||
|
|
||||||
return [
|
return [
|
||||||
self.child.to_representation(item) for item in iterable
|
self.child.to_representation(item) for item in iterable
|
||||||
|
|
|
@ -2,6 +2,8 @@ import uuid
|
||||||
|
|
||||||
from django.contrib.auth.models import User
|
from django.contrib.auth.models import User
|
||||||
from django.db import models
|
from django.db import models
|
||||||
|
from django.db.models import QuerySet
|
||||||
|
from django.db.models.manager import BaseManager
|
||||||
from django.utils.translation import gettext_lazy as _
|
from django.utils.translation import gettext_lazy as _
|
||||||
|
|
||||||
|
|
||||||
|
@ -124,3 +126,27 @@ class OneToOnePKSource(RESTFrameworkModel):
|
||||||
target = models.OneToOneField(
|
target = models.OneToOneField(
|
||||||
OneToOneTarget, primary_key=True,
|
OneToOneTarget, primary_key=True,
|
||||||
related_name='required_source', on_delete=models.CASCADE)
|
related_name='required_source', on_delete=models.CASCADE)
|
||||||
|
|
||||||
|
|
||||||
|
class CustomManagerModel(RESTFrameworkModel):
|
||||||
|
class CustomManager:
|
||||||
|
def __new__(cls, *args, **kwargs):
|
||||||
|
cls = BaseManager.from_queryset(
|
||||||
|
QuerySet
|
||||||
|
)
|
||||||
|
return cls
|
||||||
|
|
||||||
|
objects = CustomManager()()
|
||||||
|
# `CustomManager()` will return a `BaseManager` class.
|
||||||
|
# We need to instantiation it, so we write `CustomManager()()` here.
|
||||||
|
|
||||||
|
text = models.CharField(
|
||||||
|
max_length=100,
|
||||||
|
verbose_name=_("Text comes here"),
|
||||||
|
help_text=_("Text description.")
|
||||||
|
)
|
||||||
|
|
||||||
|
o2o_target = models.ForeignKey(OneToOneTarget,
|
||||||
|
help_text='OneToOneTarget',
|
||||||
|
verbose_name='OneToOneTarget',
|
||||||
|
on_delete=models.CASCADE)
|
||||||
|
|
|
@ -6,6 +6,9 @@ from django.utils.datastructures import MultiValueDict
|
||||||
|
|
||||||
from rest_framework import serializers
|
from rest_framework import serializers
|
||||||
from rest_framework.exceptions import ErrorDetail
|
from rest_framework.exceptions import ErrorDetail
|
||||||
|
from tests.models import (
|
||||||
|
CustomManagerModel, NullableOneToOneSource, OneToOneTarget
|
||||||
|
)
|
||||||
|
|
||||||
|
|
||||||
class BasicObject:
|
class BasicObject:
|
||||||
|
@ -683,3 +686,43 @@ class TestMaxMinLengthListSerializer:
|
||||||
assert min_serializer.validated_data == input_data
|
assert min_serializer.validated_data == input_data
|
||||||
|
|
||||||
assert not max_min_serializer.is_valid()
|
assert not max_min_serializer.is_valid()
|
||||||
|
|
||||||
|
|
||||||
|
@pytest.mark.django_db()
|
||||||
|
class TestToRepresentationManagerCheck:
|
||||||
|
"""
|
||||||
|
https://github.com/encode/django-rest-framework/issues/8726
|
||||||
|
"""
|
||||||
|
|
||||||
|
def setup_method(self):
|
||||||
|
class CustomManagerModelSerializer(serializers.ModelSerializer):
|
||||||
|
class Meta:
|
||||||
|
model = CustomManagerModel
|
||||||
|
fields = '__all__'
|
||||||
|
|
||||||
|
class OneToOneTargetSerializer(serializers.ModelSerializer):
|
||||||
|
my_model = CustomManagerModelSerializer(many=True, source="custommanagermodel_set")
|
||||||
|
|
||||||
|
class Meta:
|
||||||
|
model = OneToOneTarget
|
||||||
|
fields = '__all__'
|
||||||
|
depth = 3
|
||||||
|
|
||||||
|
class NullableOneToOneSourceSerializer(serializers.ModelSerializer):
|
||||||
|
target = OneToOneTargetSerializer()
|
||||||
|
|
||||||
|
class Meta:
|
||||||
|
model = NullableOneToOneSource
|
||||||
|
fields = '__all__'
|
||||||
|
|
||||||
|
self.serializer = NullableOneToOneSourceSerializer
|
||||||
|
|
||||||
|
def test(self):
|
||||||
|
o2o_target = OneToOneTarget.objects.create(name='OneToOneTarget')
|
||||||
|
NullableOneToOneSource.objects.create(
|
||||||
|
name='NullableOneToOneSource',
|
||||||
|
target=o2o_target
|
||||||
|
)
|
||||||
|
queryset = NullableOneToOneSource.objects.all()
|
||||||
|
serializer = self.serializer(queryset, many=True)
|
||||||
|
assert serializer.data
|
||||||
|
|
Loading…
Reference in New Issue
Block a user