django-rest-framework/rest_framework/tests/relations_hyperlink.py
2013-02-27 21:15:00 +00:00

452 lines
26 KiB
Python

from __future__ import unicode_literals
from django.test import TestCase
from django.test.client import RequestFactory
from rest_framework import serializers
from rest_framework.compat import patterns, url
from rest_framework.tests.models import (
ManyToManyTarget, ManyToManySource, ForeignKeyTarget, ForeignKeySource,
NullableForeignKeySource, OneToOneTarget, NullableOneToOneSource
)
factory = RequestFactory()
request = factory.get('/') # Just to ensure we have a request in the serializer context
def dummy_view(request, pk):
pass
urlpatterns = patterns('',
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'),
)
class ManyToManyTargetSerializer(serializers.HyperlinkedModelSerializer):
sources = serializers.HyperlinkedRelatedField(many=True, view_name='manytomanysource-detail')
class Meta:
model = ManyToManyTarget
class ManyToManySourceSerializer(serializers.HyperlinkedModelSerializer):
class Meta:
model = ManyToManySource
class ForeignKeyTargetSerializer(serializers.HyperlinkedModelSerializer):
sources = serializers.HyperlinkedRelatedField(many=True, view_name='foreignkeysource-detail')
class Meta:
model = ForeignKeyTarget
class ForeignKeySourceSerializer(serializers.HyperlinkedModelSerializer):
class Meta:
model = ForeignKeySource
# Nullable ForeignKey
class NullableForeignKeySourceSerializer(serializers.HyperlinkedModelSerializer):
class Meta:
model = NullableForeignKeySource
# OneToOne
class NullableOneToOneTargetSerializer(serializers.HyperlinkedModelSerializer):
nullable_source = serializers.HyperlinkedRelatedField(view_name='nullableonetoonesource-detail')
class Meta:
model = OneToOneTarget
# TODO: Add test that .data cannot be accessed prior to .is_valid
class HyperlinkedManyToManyTests(TestCase):
urls = 'rest_framework.tests.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 = 'rest_framework.tests.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 = 'rest_framework.tests.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 = 'rest_framework.tests.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)