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-rw-r--r--tests/test_relations_hyperlink.py444
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diff --git a/tests/test_relations_hyperlink.py b/tests/test_relations_hyperlink.py
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+++ b/tests/test_relations_hyperlink.py
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+from __future__ import unicode_literals
+from django.conf.urls import url
+from django.test import TestCase
+from rest_framework import serializers
+from rest_framework.test import APIRequestFactory
+from tests.models import (
+ ManyToManyTarget, ManyToManySource, ForeignKeyTarget, ForeignKeySource,
+ NullableForeignKeySource, OneToOneTarget, NullableOneToOneSource
+)
+
+factory = APIRequestFactory()
+request = factory.get('/') # Just to ensure we have a request in the serializer context
+
+
+def dummy_view(request, pk):
+ pass
+
+
+urlpatterns = [
+ url(r'^dummyurl/(?P<pk>[0-9]+)/$', dummy_view, name='dummy-url'),
+ url(r'^manytomanysource/(?P<pk>[0-9]+)/$', dummy_view, name='manytomanysource-detail'),
+ url(r'^manytomanytarget/(?P<pk>[0-9]+)/$', dummy_view, name='manytomanytarget-detail'),
+ url(r'^foreignkeysource/(?P<pk>[0-9]+)/$', dummy_view, name='foreignkeysource-detail'),
+ url(r'^foreignkeytarget/(?P<pk>[0-9]+)/$', dummy_view, name='foreignkeytarget-detail'),
+ url(r'^nullableforeignkeysource/(?P<pk>[0-9]+)/$', dummy_view, name='nullableforeignkeysource-detail'),
+ url(r'^onetoonetarget/(?P<pk>[0-9]+)/$', dummy_view, name='onetoonetarget-detail'),
+ url(r'^nullableonetoonesource/(?P<pk>[0-9]+)/$', dummy_view, name='nullableonetoonesource-detail'),
+]
+
+
+# ManyToMany
+class ManyToManyTargetSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = ManyToManyTarget
+ fields = ('url', 'name', 'sources')
+
+
+class ManyToManySourceSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = ManyToManySource
+ fields = ('url', 'name', 'targets')
+
+
+# ForeignKey
+class ForeignKeyTargetSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = ForeignKeyTarget
+ fields = ('url', 'name', 'sources')
+
+
+class ForeignKeySourceSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = ForeignKeySource
+ fields = ('url', 'name', 'target')
+
+
+# Nullable ForeignKey
+class NullableForeignKeySourceSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = NullableForeignKeySource
+ fields = ('url', 'name', 'target')
+
+
+# Nullable OneToOne
+class NullableOneToOneTargetSerializer(serializers.HyperlinkedModelSerializer):
+ class Meta:
+ model = OneToOneTarget
+ fields = ('url', 'name', 'nullable_source')
+
+
+# TODO: Add test that .data cannot be accessed prior to .is_valid
+
+class HyperlinkedManyToManyTests(TestCase):
+ urls = 'tests.test_relations_hyperlink'
+
+ def setUp(self):
+ for idx in range(1, 4):
+ target = ManyToManyTarget(name='target-%d' % idx)
+ target.save()
+ source = ManyToManySource(name='source-%d' % idx)
+ source.save()
+ for target in ManyToManyTarget.objects.all():
+ source.targets.add(target)
+
+ def test_many_to_many_retrieve(self):
+ queryset = ManyToManySource.objects.all()
+ serializer = ManyToManySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanysource/1/', 'name': 'source-1', 'targets': ['http://testserver/manytomanytarget/1/']},
+ {'url': 'http://testserver/manytomanysource/2/', 'name': 'source-2', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/']},
+ {'url': 'http://testserver/manytomanysource/3/', 'name': 'source-3', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/', 'http://testserver/manytomanytarget/3/']}
+ ]
+ with self.assertNumQueries(4):
+ self.assertEqual(serializer.data, expected)
+
+ def test_many_to_many_retrieve_prefetch_related(self):
+ queryset = ManyToManySource.objects.all().prefetch_related('targets')
+ serializer = ManyToManySourceSerializer(queryset, many=True, context={'request': request})
+ with self.assertNumQueries(2):
+ serializer.data
+
+ def test_reverse_many_to_many_retrieve(self):
+ queryset = ManyToManyTarget.objects.all()
+ serializer = ManyToManyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/manytomanysource/1/', 'http://testserver/manytomanysource/2/', 'http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/2/', 'name': 'target-2', 'sources': ['http://testserver/manytomanysource/2/', 'http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/3/', 'name': 'target-3', 'sources': ['http://testserver/manytomanysource/3/']}
+ ]
+ with self.assertNumQueries(4):
+ self.assertEqual(serializer.data, expected)
+
+ def test_many_to_many_update(self):
+ data = {'url': 'http://testserver/manytomanysource/1/', 'name': 'source-1', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/', 'http://testserver/manytomanytarget/3/']}
+ instance = ManyToManySource.objects.get(pk=1)
+ serializer = ManyToManySourceSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ serializer.save()
+ self.assertEqual(serializer.data, data)
+
+ # Ensure source 1 is updated, and everything else is as expected
+ queryset = ManyToManySource.objects.all()
+ serializer = ManyToManySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanysource/1/', 'name': 'source-1', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/', 'http://testserver/manytomanytarget/3/']},
+ {'url': 'http://testserver/manytomanysource/2/', 'name': 'source-2', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/']},
+ {'url': 'http://testserver/manytomanysource/3/', 'name': 'source-3', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/', 'http://testserver/manytomanytarget/3/']}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_reverse_many_to_many_update(self):
+ data = {'url': 'http://testserver/manytomanytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/manytomanysource/1/']}
+ instance = ManyToManyTarget.objects.get(pk=1)
+ serializer = ManyToManyTargetSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ serializer.save()
+ self.assertEqual(serializer.data, data)
+
+ # Ensure target 1 is updated, and everything else is as expected
+ queryset = ManyToManyTarget.objects.all()
+ serializer = ManyToManyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/manytomanysource/1/']},
+ {'url': 'http://testserver/manytomanytarget/2/', 'name': 'target-2', 'sources': ['http://testserver/manytomanysource/2/', 'http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/3/', 'name': 'target-3', 'sources': ['http://testserver/manytomanysource/3/']}
+
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_many_to_many_create(self):
+ data = {'url': 'http://testserver/manytomanysource/4/', 'name': 'source-4', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/3/']}
+ serializer = ManyToManySourceSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, data)
+ self.assertEqual(obj.name, 'source-4')
+
+ # Ensure source 4 is added, and everything else is as expected
+ queryset = ManyToManySource.objects.all()
+ serializer = ManyToManySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanysource/1/', 'name': 'source-1', 'targets': ['http://testserver/manytomanytarget/1/']},
+ {'url': 'http://testserver/manytomanysource/2/', 'name': 'source-2', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/']},
+ {'url': 'http://testserver/manytomanysource/3/', 'name': 'source-3', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/2/', 'http://testserver/manytomanytarget/3/']},
+ {'url': 'http://testserver/manytomanysource/4/', 'name': 'source-4', 'targets': ['http://testserver/manytomanytarget/1/', 'http://testserver/manytomanytarget/3/']}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_reverse_many_to_many_create(self):
+ data = {'url': 'http://testserver/manytomanytarget/4/', 'name': 'target-4', 'sources': ['http://testserver/manytomanysource/1/', 'http://testserver/manytomanysource/3/']}
+ serializer = ManyToManyTargetSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, data)
+ self.assertEqual(obj.name, 'target-4')
+
+ # Ensure target 4 is added, and everything else is as expected
+ queryset = ManyToManyTarget.objects.all()
+ serializer = ManyToManyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/manytomanytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/manytomanysource/1/', 'http://testserver/manytomanysource/2/', 'http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/2/', 'name': 'target-2', 'sources': ['http://testserver/manytomanysource/2/', 'http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/3/', 'name': 'target-3', 'sources': ['http://testserver/manytomanysource/3/']},
+ {'url': 'http://testserver/manytomanytarget/4/', 'name': 'target-4', 'sources': ['http://testserver/manytomanysource/1/', 'http://testserver/manytomanysource/3/']}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+
+class HyperlinkedForeignKeyTests(TestCase):
+ urls = 'tests.test_relations_hyperlink'
+
+ def setUp(self):
+ target = ForeignKeyTarget(name='target-1')
+ target.save()
+ new_target = ForeignKeyTarget(name='target-2')
+ new_target.save()
+ for idx in range(1, 4):
+ source = ForeignKeySource(name='source-%d' % idx, target=target)
+ source.save()
+
+ def test_foreign_key_retrieve(self):
+ queryset = ForeignKeySource.objects.all()
+ serializer = ForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/3/', 'name': 'source-3', 'target': 'http://testserver/foreignkeytarget/1/'}
+ ]
+ with self.assertNumQueries(1):
+ self.assertEqual(serializer.data, expected)
+
+ def test_reverse_foreign_key_retrieve(self):
+ queryset = ForeignKeyTarget.objects.all()
+ serializer = ForeignKeyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/2/', 'http://testserver/foreignkeysource/3/']},
+ {'url': 'http://testserver/foreignkeytarget/2/', 'name': 'target-2', 'sources': []},
+ ]
+ with self.assertNumQueries(3):
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_update(self):
+ data = {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/2/'}
+ instance = ForeignKeySource.objects.get(pk=1)
+ serializer = ForeignKeySourceSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ serializer.save()
+ self.assertEqual(serializer.data, data)
+
+ # Ensure source 1 is updated, and everything else is as expected
+ queryset = ForeignKeySource.objects.all()
+ serializer = ForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/2/'},
+ {'url': 'http://testserver/foreignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/3/', 'name': 'source-3', 'target': 'http://testserver/foreignkeytarget/1/'}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_update_incorrect_type(self):
+ data = {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': 2}
+ instance = ForeignKeySource.objects.get(pk=1)
+ serializer = ForeignKeySourceSerializer(instance, data=data, context={'request': request})
+ self.assertFalse(serializer.is_valid())
+ self.assertEqual(serializer.errors, {'target': ['Incorrect type. Expected URL string, received int.']})
+
+ def test_reverse_foreign_key_update(self):
+ data = {'url': 'http://testserver/foreignkeytarget/2/', 'name': 'target-2', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/3/']}
+ instance = ForeignKeyTarget.objects.get(pk=2)
+ serializer = ForeignKeyTargetSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ # We shouldn't have saved anything to the db yet since save
+ # hasn't been called.
+ queryset = ForeignKeyTarget.objects.all()
+ new_serializer = ForeignKeyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/2/', 'http://testserver/foreignkeysource/3/']},
+ {'url': 'http://testserver/foreignkeytarget/2/', 'name': 'target-2', 'sources': []},
+ ]
+ self.assertEqual(new_serializer.data, expected)
+
+ serializer.save()
+ self.assertEqual(serializer.data, data)
+
+ # Ensure target 2 is update, and everything else is as expected
+ queryset = ForeignKeyTarget.objects.all()
+ serializer = ForeignKeyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/foreignkeysource/2/']},
+ {'url': 'http://testserver/foreignkeytarget/2/', 'name': 'target-2', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/3/']},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_create(self):
+ data = {'url': 'http://testserver/foreignkeysource/4/', 'name': 'source-4', 'target': 'http://testserver/foreignkeytarget/2/'}
+ serializer = ForeignKeySourceSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, data)
+ self.assertEqual(obj.name, 'source-4')
+
+ # Ensure source 1 is updated, and everything else is as expected
+ queryset = ForeignKeySource.objects.all()
+ serializer = ForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/3/', 'name': 'source-3', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/foreignkeysource/4/', 'name': 'source-4', 'target': 'http://testserver/foreignkeytarget/2/'},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_reverse_foreign_key_create(self):
+ data = {'url': 'http://testserver/foreignkeytarget/3/', 'name': 'target-3', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/3/']}
+ serializer = ForeignKeyTargetSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, data)
+ self.assertEqual(obj.name, 'target-3')
+
+ # Ensure target 4 is added, and everything else is as expected
+ queryset = ForeignKeyTarget.objects.all()
+ serializer = ForeignKeyTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/foreignkeytarget/1/', 'name': 'target-1', 'sources': ['http://testserver/foreignkeysource/2/']},
+ {'url': 'http://testserver/foreignkeytarget/2/', 'name': 'target-2', 'sources': []},
+ {'url': 'http://testserver/foreignkeytarget/3/', 'name': 'target-3', 'sources': ['http://testserver/foreignkeysource/1/', 'http://testserver/foreignkeysource/3/']},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_update_with_invalid_null(self):
+ data = {'url': 'http://testserver/foreignkeysource/1/', 'name': 'source-1', 'target': None}
+ instance = ForeignKeySource.objects.get(pk=1)
+ serializer = ForeignKeySourceSerializer(instance, data=data, context={'request': request})
+ self.assertFalse(serializer.is_valid())
+ self.assertEqual(serializer.errors, {'target': ['This field may not be null.']})
+
+
+class HyperlinkedNullableForeignKeyTests(TestCase):
+ urls = 'tests.test_relations_hyperlink'
+
+ def setUp(self):
+ target = ForeignKeyTarget(name='target-1')
+ target.save()
+ for idx in range(1, 4):
+ if idx == 3:
+ target = None
+ source = NullableForeignKeySource(name='source-%d' % idx, target=target)
+ source.save()
+
+ def test_foreign_key_retrieve_with_null(self):
+ queryset = NullableForeignKeySource.objects.all()
+ serializer = NullableForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/3/', 'name': 'source-3', 'target': None},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_create_with_valid_null(self):
+ data = {'url': 'http://testserver/nullableforeignkeysource/4/', 'name': 'source-4', 'target': None}
+ serializer = NullableForeignKeySourceSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, data)
+ self.assertEqual(obj.name, 'source-4')
+
+ # Ensure source 4 is created, and everything else is as expected
+ queryset = NullableForeignKeySource.objects.all()
+ serializer = NullableForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/3/', 'name': 'source-3', 'target': None},
+ {'url': 'http://testserver/nullableforeignkeysource/4/', 'name': 'source-4', 'target': None}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_create_with_valid_emptystring(self):
+ """
+ The emptystring should be interpreted as null in the context
+ of relationships.
+ """
+ data = {'url': 'http://testserver/nullableforeignkeysource/4/', 'name': 'source-4', 'target': ''}
+ expected_data = {'url': 'http://testserver/nullableforeignkeysource/4/', 'name': 'source-4', 'target': None}
+ serializer = NullableForeignKeySourceSerializer(data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ obj = serializer.save()
+ self.assertEqual(serializer.data, expected_data)
+ self.assertEqual(obj.name, 'source-4')
+
+ # Ensure source 4 is created, and everything else is as expected
+ queryset = NullableForeignKeySource.objects.all()
+ serializer = NullableForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/3/', 'name': 'source-3', 'target': None},
+ {'url': 'http://testserver/nullableforeignkeysource/4/', 'name': 'source-4', 'target': None}
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_update_with_valid_null(self):
+ data = {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': None}
+ instance = NullableForeignKeySource.objects.get(pk=1)
+ serializer = NullableForeignKeySourceSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ serializer.save()
+ self.assertEqual(serializer.data, data)
+
+ # Ensure source 1 is updated, and everything else is as expected
+ queryset = NullableForeignKeySource.objects.all()
+ serializer = NullableForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': None},
+ {'url': 'http://testserver/nullableforeignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/3/', 'name': 'source-3', 'target': None},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+ def test_foreign_key_update_with_valid_emptystring(self):
+ """
+ The emptystring should be interpreted as null in the context
+ of relationships.
+ """
+ data = {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': ''}
+ expected_data = {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': None}
+ instance = NullableForeignKeySource.objects.get(pk=1)
+ serializer = NullableForeignKeySourceSerializer(instance, data=data, context={'request': request})
+ self.assertTrue(serializer.is_valid())
+ serializer.save()
+ self.assertEqual(serializer.data, expected_data)
+
+ # Ensure source 1 is updated, and everything else is as expected
+ queryset = NullableForeignKeySource.objects.all()
+ serializer = NullableForeignKeySourceSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/nullableforeignkeysource/1/', 'name': 'source-1', 'target': None},
+ {'url': 'http://testserver/nullableforeignkeysource/2/', 'name': 'source-2', 'target': 'http://testserver/foreignkeytarget/1/'},
+ {'url': 'http://testserver/nullableforeignkeysource/3/', 'name': 'source-3', 'target': None},
+ ]
+ self.assertEqual(serializer.data, expected)
+
+
+class HyperlinkedNullableOneToOneTests(TestCase):
+ urls = 'tests.test_relations_hyperlink'
+
+ def setUp(self):
+ target = OneToOneTarget(name='target-1')
+ target.save()
+ new_target = OneToOneTarget(name='target-2')
+ new_target.save()
+ source = NullableOneToOneSource(name='source-1', target=target)
+ source.save()
+
+ def test_reverse_foreign_key_retrieve_with_null(self):
+ queryset = OneToOneTarget.objects.all()
+ serializer = NullableOneToOneTargetSerializer(queryset, many=True, context={'request': request})
+ expected = [
+ {'url': 'http://testserver/onetoonetarget/1/', 'name': 'target-1', 'nullable_source': 'http://testserver/nullableonetoonesource/1/'},
+ {'url': 'http://testserver/onetoonetarget/2/', 'name': 'target-2', 'nullable_source': None},
+ ]
+ self.assertEqual(serializer.data, expected)
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-31 10:41:39 +0000