mirror of
https://github.com/encode/django-rest-framework.git
synced 2024-11-11 12:17:24 +03:00
327 lines
14 KiB
Python
327 lines
14 KiB
Python
from __future__ import unicode_literals
|
|
from django.db import models
|
|
from django.test import TestCase
|
|
from rest_framework import serializers
|
|
|
|
from .models import OneToOneTarget
|
|
|
|
|
|
class OneToOneSource(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
target = models.OneToOneField(OneToOneTarget, related_name='source',
|
|
null=True, blank=True)
|
|
|
|
|
|
class OneToManyTarget(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
|
|
|
|
class OneToManySource(models.Model):
|
|
name = models.CharField(max_length=100)
|
|
target = models.ForeignKey(OneToManyTarget, related_name='sources')
|
|
|
|
|
|
class ReverseNestedOneToOneTests(TestCase):
|
|
def setUp(self):
|
|
class OneToOneSourceSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = OneToOneSource
|
|
fields = ('id', 'name')
|
|
|
|
class OneToOneTargetSerializer(serializers.ModelSerializer):
|
|
source = OneToOneSourceSerializer()
|
|
|
|
class Meta:
|
|
model = OneToOneTarget
|
|
fields = ('id', 'name', 'source')
|
|
|
|
self.Serializer = OneToOneTargetSerializer
|
|
|
|
for idx in range(1, 4):
|
|
target = OneToOneTarget(name='target-%d' % idx)
|
|
target.save()
|
|
source = OneToOneSource(name='source-%d' % idx, target=target)
|
|
source.save()
|
|
|
|
def test_one_to_one_retrieve(self):
|
|
queryset = OneToOneTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'source': {'id': 1, 'name': 'source-1'}},
|
|
{'id': 2, 'name': 'target-2', 'source': {'id': 2, 'name': 'source-2'}},
|
|
{'id': 3, 'name': 'target-3', 'source': {'id': 3, 'name': 'source-3'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_one_create(self):
|
|
data = {'id': 4, 'name': 'target-4', 'source': {'id': 4, 'name': 'source-4'}}
|
|
serializer = self.Serializer(data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'target-4')
|
|
|
|
# Ensure (target 4, target_source 4, source 4) are added, and
|
|
# everything else is as expected.
|
|
queryset = OneToOneTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'source': {'id': 1, 'name': 'source-1'}},
|
|
{'id': 2, 'name': 'target-2', 'source': {'id': 2, 'name': 'source-2'}},
|
|
{'id': 3, 'name': 'target-3', 'source': {'id': 3, 'name': 'source-3'}},
|
|
{'id': 4, 'name': 'target-4', 'source': {'id': 4, 'name': 'source-4'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_one_create_with_invalid_data(self):
|
|
data = {'id': 4, 'name': 'target-4', 'source': {'id': 4}}
|
|
serializer = self.Serializer(data=data)
|
|
self.assertFalse(serializer.is_valid())
|
|
self.assertEqual(serializer.errors, {'source': [{'name': ['This field is required.']}]})
|
|
|
|
def test_one_to_one_update(self):
|
|
data = {'id': 3, 'name': 'target-3-updated', 'source': {'id': 3, 'name': 'source-3-updated'}}
|
|
instance = OneToOneTarget.objects.get(pk=3)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'target-3-updated')
|
|
|
|
# Ensure (target 3, target_source 3, source 3) are updated,
|
|
# and everything else is as expected.
|
|
queryset = OneToOneTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'source': {'id': 1, 'name': 'source-1'}},
|
|
{'id': 2, 'name': 'target-2', 'source': {'id': 2, 'name': 'source-2'}},
|
|
{'id': 3, 'name': 'target-3-updated', 'source': {'id': 3, 'name': 'source-3-updated'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
|
|
class ForwardNestedOneToOneTests(TestCase):
|
|
def setUp(self):
|
|
class OneToOneTargetSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = OneToOneTarget
|
|
fields = ('id', 'name')
|
|
|
|
class OneToOneSourceSerializer(serializers.ModelSerializer):
|
|
target = OneToOneTargetSerializer()
|
|
|
|
class Meta:
|
|
model = OneToOneSource
|
|
fields = ('id', 'name', 'target')
|
|
|
|
self.Serializer = OneToOneSourceSerializer
|
|
|
|
for idx in range(1, 4):
|
|
target = OneToOneTarget(name='target-%d' % idx)
|
|
target.save()
|
|
source = OneToOneSource(name='source-%d' % idx, target=target)
|
|
source.save()
|
|
|
|
def test_one_to_one_retrieve(self):
|
|
queryset = OneToOneSource.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
|
|
{'id': 2, 'name': 'source-2', 'target': {'id': 2, 'name': 'target-2'}},
|
|
{'id': 3, 'name': 'source-3', 'target': {'id': 3, 'name': 'target-3'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_one_create(self):
|
|
data = {'id': 4, 'name': 'source-4', 'target': {'id': 4, 'name': 'target-4'}}
|
|
serializer = self.Serializer(data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'source-4')
|
|
|
|
# Ensure (target 4, target_source 4, source 4) are added, and
|
|
# everything else is as expected.
|
|
queryset = OneToOneSource.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
|
|
{'id': 2, 'name': 'source-2', 'target': {'id': 2, 'name': 'target-2'}},
|
|
{'id': 3, 'name': 'source-3', 'target': {'id': 3, 'name': 'target-3'}},
|
|
{'id': 4, 'name': 'source-4', 'target': {'id': 4, 'name': 'target-4'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_one_create_with_invalid_data(self):
|
|
data = {'id': 4, 'name': 'source-4', 'target': {'id': 4}}
|
|
serializer = self.Serializer(data=data)
|
|
self.assertFalse(serializer.is_valid())
|
|
self.assertEqual(serializer.errors, {'target': [{'name': ['This field is required.']}]})
|
|
|
|
def test_one_to_one_update(self):
|
|
data = {'id': 3, 'name': 'source-3-updated', 'target': {'id': 3, 'name': 'target-3-updated'}}
|
|
instance = OneToOneSource.objects.get(pk=3)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'source-3-updated')
|
|
|
|
# Ensure (target 3, target_source 3, source 3) are updated,
|
|
# and everything else is as expected.
|
|
queryset = OneToOneSource.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
|
|
{'id': 2, 'name': 'source-2', 'target': {'id': 2, 'name': 'target-2'}},
|
|
{'id': 3, 'name': 'source-3-updated', 'target': {'id': 3, 'name': 'target-3-updated'}}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_one_update_to_null(self):
|
|
data = {'id': 3, 'name': 'source-3-updated', 'target': None}
|
|
instance = OneToOneSource.objects.get(pk=3)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'source-3-updated')
|
|
self.assertEqual(obj.target, None)
|
|
|
|
queryset = OneToOneSource.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
|
|
{'id': 2, 'name': 'source-2', 'target': {'id': 2, 'name': 'target-2'}},
|
|
{'id': 3, 'name': 'source-3-updated', 'target': None}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
# TODO: Nullable 1-1 tests
|
|
# def test_one_to_one_delete(self):
|
|
# data = {'id': 3, 'name': 'target-3', 'target_source': None}
|
|
# instance = OneToOneTarget.objects.get(pk=3)
|
|
# serializer = self.Serializer(instance, data=data)
|
|
# self.assertTrue(serializer.is_valid())
|
|
# serializer.save()
|
|
|
|
# # Ensure (target_source 3, source 3) are deleted,
|
|
# # and everything else is as expected.
|
|
# queryset = OneToOneTarget.objects.all()
|
|
# serializer = self.Serializer(queryset)
|
|
# expected = [
|
|
# {'id': 1, 'name': 'target-1', 'source': {'id': 1, 'name': 'source-1'}},
|
|
# {'id': 2, 'name': 'target-2', 'source': {'id': 2, 'name': 'source-2'}},
|
|
# {'id': 3, 'name': 'target-3', 'source': None}
|
|
# ]
|
|
# self.assertEqual(serializer.data, expected)
|
|
|
|
|
|
class ReverseNestedOneToManyTests(TestCase):
|
|
def setUp(self):
|
|
class OneToManySourceSerializer(serializers.ModelSerializer):
|
|
class Meta:
|
|
model = OneToManySource
|
|
fields = ('id', 'name')
|
|
|
|
class OneToManyTargetSerializer(serializers.ModelSerializer):
|
|
sources = OneToManySourceSerializer(many=True, allow_add_remove=True)
|
|
|
|
class Meta:
|
|
model = OneToManyTarget
|
|
fields = ('id', 'name', 'sources')
|
|
|
|
self.Serializer = OneToManyTargetSerializer
|
|
|
|
target = OneToManyTarget(name='target-1')
|
|
target.save()
|
|
for idx in range(1, 4):
|
|
source = OneToManySource(name='source-%d' % idx, target=target)
|
|
source.save()
|
|
|
|
def test_one_to_many_retrieve(self):
|
|
queryset = OneToManyTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'}]},
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_many_create(self):
|
|
data = {'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'},
|
|
{'id': 4, 'name': 'source-4'}]}
|
|
instance = OneToManyTarget.objects.get(pk=1)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'target-1')
|
|
|
|
# Ensure source 4 is added, and everything else is as
|
|
# expected.
|
|
queryset = OneToManyTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'},
|
|
{'id': 4, 'name': 'source-4'}]}
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_many_create_with_invalid_data(self):
|
|
data = {'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'},
|
|
{'id': 4}]}
|
|
serializer = self.Serializer(data=data)
|
|
self.assertFalse(serializer.is_valid())
|
|
self.assertEqual(serializer.errors, {'sources': [{}, {}, {}, {'name': ['This field is required.']}]})
|
|
|
|
def test_one_to_many_update(self):
|
|
data = {'id': 1, 'name': 'target-1-updated', 'sources': [{'id': 1, 'name': 'source-1-updated'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'}]}
|
|
instance = OneToManyTarget.objects.get(pk=1)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
obj = serializer.save()
|
|
self.assertEqual(serializer.data, data)
|
|
self.assertEqual(obj.name, 'target-1-updated')
|
|
|
|
# Ensure (target 1, source 1) are updated,
|
|
# and everything else is as expected.
|
|
queryset = OneToManyTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1-updated', 'sources': [{'id': 1, 'name': 'source-1-updated'},
|
|
{'id': 2, 'name': 'source-2'},
|
|
{'id': 3, 'name': 'source-3'}]}
|
|
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|
|
|
|
def test_one_to_many_delete(self):
|
|
data = {'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 3, 'name': 'source-3'}]}
|
|
instance = OneToManyTarget.objects.get(pk=1)
|
|
serializer = self.Serializer(instance, data=data)
|
|
self.assertTrue(serializer.is_valid())
|
|
serializer.save()
|
|
|
|
# Ensure source 2 is deleted, and everything else is as
|
|
# expected.
|
|
queryset = OneToManyTarget.objects.all()
|
|
serializer = self.Serializer(queryset, many=True)
|
|
expected = [
|
|
{'id': 1, 'name': 'target-1', 'sources': [{'id': 1, 'name': 'source-1'},
|
|
{'id': 3, 'name': 'source-3'}]}
|
|
|
|
]
|
|
self.assertEqual(serializer.data, expected)
|