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from unittest import mock
from django.db import models
from rest_framework import mixins, parsers, serializers, viewsets
from tests import assert_schema, generate_schema
class PNM1(models.Model):
field = models.IntegerField()
class PNM2(models.Model):
field_relation = models.ForeignKey(PNM1, on_delete=models.CASCADE)
field_non_blank = models.CharField(max_length=5)
class XSerializer(serializers.ModelSerializer):
class Meta:
model = PNM1
fields = '__all__'
class YSerializer(serializers.ModelSerializer):
field_relation = XSerializer()
field_relation_partial = XSerializer(source='field_relation', partial=True)
class Meta:
model = PNM2
fields = '__all__'
class XViewset(mixins.UpdateModelMixin, viewsets.GenericViewSet):
parser_classes = [parsers.JSONParser]
serializer_class = YSerializer
queryset = PNM2.objects.all()
@mock.patch('drf_spectacular.settings.spectacular_settings.COMPONENT_SPLIT_REQUEST', False)
def test_nested_partial_on_split_request_false(no_warnings, django_transforms):
# without split request, PatchedY and Y have the same properties (minus required).
# PATCH only modifies outermost serializer, nested serializers must stay unaffected.
assert_schema(
generate_schema('x', XViewset),
'tests/test_split_request_false.yml',
transforms=django_transforms
)
@mock.patch('drf_spectacular.settings.spectacular_settings.COMPONENT_SPLIT_REQUEST', True)
def test_nested_partial_on_split_request_true(no_warnings, django_transforms):
# with split request, behaves like above, however response schemas are always unpatched.
# nested request serializers are only affected by their manual partial flag and not due to PATCH.
assert_schema(
generate_schema('x', XViewset),
'tests/test_split_request_true.yml',
transforms=django_transforms,
)
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