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django-rest-framework/tests/test_relations_hyperlink.py
Tom Christie f2852811f9 Getting tests passing
2014-09-02 17:41:23 +01:00

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# from __future__ import unicode_literals
# from django.conf.urls import patterns, url
# from django.test import TestCase
# from rest_framework import serializers
# from rest_framework.test import APIRequestFactory
# from tests.models import (
# BlogPost,
# 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 = patterns(
# '',
# 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/']}
# ]
# self.assertEqual(serializer.data, expected)
# 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/']}
# ]
# 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/'}
# ]
# 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': []},
# ]
# 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())
# self.assertEqual(serializer.data, data)
# serializer.save()
# # 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 is required.']})
# 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())
# self.assertEqual(serializer.data, data)
# serializer.save()
# # 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())
# self.assertEqual(serializer.data, expected_data)
# serializer.save()
# # 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)
# # reverse foreign keys MUST be read_only
# # In the general case they do not provide .remove() or .clear()
# # and cannot be arbitrarily set.
# # def test_reverse_foreign_key_update(self):
# # data = {'id': 1, 'name': 'target-1', 'sources': [1]}
# # instance = ForeignKeyTarget.objects.get(pk=1)
# # serializer = ForeignKeyTargetSerializer(instance, data=data)
# # self.assertTrue(serializer.is_valid())
# # self.assertEqual(serializer.data, data)
# # serializer.save()
# # # Ensure target 1 is updated, and everything else is as expected
# # queryset = ForeignKeyTarget.objects.all()
# # serializer = ForeignKeyTargetSerializer(queryset, many=True)
# # expected = [
# # {'id': 1, 'name': 'target-1', 'sources': [1]},
# # {'id': 2, 'name': 'target-2', 'sources': []},
# # ]
# # 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)
# # Regression tests for #694 (`source` attribute on related fields)
# class HyperlinkedRelatedFieldSourceTests(TestCase):
# urls = 'tests.test_relations_hyperlink'
# def test_related_manager_source(self):
# """
# Relational fields should be able to use manager-returning methods as their source.
# """
# BlogPost.objects.create(title='blah')
# field = serializers.HyperlinkedRelatedField(
# many=True,
# source='get_blogposts_manager',
# view_name='dummy-url',
# )
# field.context = {'request': request}
# class ClassWithManagerMethod(object):
# def get_blogposts_manager(self):
# return BlogPost.objects
# obj = ClassWithManagerMethod()
# value = field.field_to_native(obj, 'field_name')
# self.assertEqual(value, ['http://testserver/dummyurl/1/'])
# def test_related_queryset_source(self):
# """
# Relational fields should be able to use queryset-returning methods as their source.
# """
# BlogPost.objects.create(title='blah')
# field = serializers.HyperlinkedRelatedField(
# many=True,
# source='get_blogposts_queryset',
# view_name='dummy-url',
# )
# field.context = {'request': request}
# class ClassWithQuerysetMethod(object):
# def get_blogposts_queryset(self):
# return BlogPost.objects.all()
# obj = ClassWithQuerysetMethod()
# value = field.field_to_native(obj, 'field_name')
# self.assertEqual(value, ['http://testserver/dummyurl/1/'])
# def test_dotted_source(self):
# """
# Source argument should support dotted.source notation.
# """
# BlogPost.objects.create(title='blah')
# field = serializers.HyperlinkedRelatedField(
# many=True,
# source='a.b.c',
# view_name='dummy-url',
# )
# field.context = {'request': request}
# class ClassWithQuerysetMethod(object):
# a = {
# 'b': {
# 'c': BlogPost.objects.all()
# }
# }
# obj = ClassWithQuerysetMethod()
# value = field.field_to_native(obj, 'field_name')
# self.assertEqual(value, ['http://testserver/dummyurl/1/'])
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