mirror of
https://github.com/encode/django-rest-framework.git
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116 lines
4.0 KiB
Python
116 lines
4.0 KiB
Python
from __future__ import unicode_literals
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from django.test import TestCase
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from rest_framework import serializers
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from rest_framework.tests.models import ForeignKeyTarget, ForeignKeySource, NullableForeignKeySource, OneToOneTarget, NullableOneToOneSource
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class ForeignKeySourceSerializer(serializers.ModelSerializer):
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class Meta:
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depth = 1
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model = ForeignKeySource
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class FlatForeignKeySourceSerializer(serializers.ModelSerializer):
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class Meta:
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model = ForeignKeySource
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class ForeignKeyTargetSerializer(serializers.ModelSerializer):
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sources = FlatForeignKeySourceSerializer(many=True)
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class Meta:
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model = ForeignKeyTarget
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class NullableForeignKeySourceSerializer(serializers.ModelSerializer):
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class Meta:
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depth = 1
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model = NullableForeignKeySource
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class NullableOneToOneSourceSerializer(serializers.ModelSerializer):
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class Meta:
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model = NullableOneToOneSource
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class NullableOneToOneTargetSerializer(serializers.ModelSerializer):
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nullable_source = NullableOneToOneSourceSerializer()
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class Meta:
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model = OneToOneTarget
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class ReverseForeignKeyTests(TestCase):
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def setUp(self):
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target = ForeignKeyTarget(name='target-1')
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target.save()
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new_target = ForeignKeyTarget(name='target-2')
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new_target.save()
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for idx in range(1, 4):
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source = ForeignKeySource(name='source-%d' % idx, target=target)
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source.save()
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def test_foreign_key_retrieve(self):
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queryset = ForeignKeySource.objects.all()
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serializer = ForeignKeySourceSerializer(queryset, many=True)
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expected = [
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{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
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{'id': 2, 'name': 'source-2', 'target': {'id': 1, 'name': 'target-1'}},
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{'id': 3, 'name': 'source-3', 'target': {'id': 1, 'name': 'target-1'}},
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]
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self.assertEqual(serializer.data, expected)
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def test_reverse_foreign_key_retrieve(self):
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queryset = ForeignKeyTarget.objects.all()
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serializer = ForeignKeyTargetSerializer(queryset, many=True)
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expected = [
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{'id': 1, 'name': 'target-1', 'sources': [
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{'id': 1, 'name': 'source-1', 'target': 1},
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{'id': 2, 'name': 'source-2', 'target': 1},
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{'id': 3, 'name': 'source-3', 'target': 1},
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]},
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{'id': 2, 'name': 'target-2', 'sources': [
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]}
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]
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self.assertEqual(serializer.data, expected)
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class NestedNullableForeignKeyTests(TestCase):
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def setUp(self):
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target = ForeignKeyTarget(name='target-1')
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target.save()
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for idx in range(1, 4):
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if idx == 3:
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target = None
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source = NullableForeignKeySource(name='source-%d' % idx, target=target)
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source.save()
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def test_foreign_key_retrieve_with_null(self):
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queryset = NullableForeignKeySource.objects.all()
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serializer = NullableForeignKeySourceSerializer(queryset, many=True)
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expected = [
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{'id': 1, 'name': 'source-1', 'target': {'id': 1, 'name': 'target-1'}},
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{'id': 2, 'name': 'source-2', 'target': {'id': 1, 'name': 'target-1'}},
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{'id': 3, 'name': 'source-3', 'target': None},
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]
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self.assertEqual(serializer.data, expected)
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class NestedNullableOneToOneTests(TestCase):
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def setUp(self):
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target = OneToOneTarget(name='target-1')
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target.save()
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new_target = OneToOneTarget(name='target-2')
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new_target.save()
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source = NullableOneToOneSource(name='source-1', target=target)
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source.save()
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def test_reverse_foreign_key_retrieve_with_null(self):
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queryset = OneToOneTarget.objects.all()
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serializer = NullableOneToOneTargetSerializer(queryset, many=True)
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expected = [
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{'id': 1, 'name': 'target-1', 'nullable_source': {'id': 1, 'name': 'source-1', 'target': 1}},
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{'id': 2, 'name': 'target-2', 'nullable_source': None},
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]
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self.assertEqual(serializer.data, expected)
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