Merge remote-tracking branch 'reference/py3k' into p3k

rest_framework/tests/pk_relations.py

-from __future__ import unicode_literals
-
-from django.db import models
-from django.test import TestCase
-from rest_framework import serializers
-
-
-# ManyToMany
-
-class ManyToManyTarget(models.Model):
-    name = models.CharField(max_length=100)
-
-
-class ManyToManySource(models.Model):
-    name = models.CharField(max_length=100)
-    targets = models.ManyToManyField(ManyToManyTarget, related_name='sources')
-
-
-class ManyToManyTargetSerializer(serializers.ModelSerializer):
-    sources = serializers.ManyPrimaryKeyRelatedField()
-
-    class Meta:
-        model = ManyToManyTarget
-
-
-class ManyToManySourceSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = ManyToManySource
-
-
-# ForeignKey
-
-class ForeignKeyTarget(models.Model):
-    name = models.CharField(max_length=100)
-
-
-class ForeignKeySource(models.Model):
-    name = models.CharField(max_length=100)
-    target = models.ForeignKey(ForeignKeyTarget, related_name='sources')
-
-
-class ForeignKeyTargetSerializer(serializers.ModelSerializer):
-    sources = serializers.ManyPrimaryKeyRelatedField(read_only=True)
-
-    class Meta:
-        model = ForeignKeyTarget
-
-
-class ForeignKeySourceSerializer(serializers.ModelSerializer):
-    class Meta:
-        model = ForeignKeySource
-
-
-# TODO: Add test that .data cannot be accessed prior to .is_valid
-
-class PrimaryKeyManyToManyTests(TestCase):
-    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)
-        expected = [
-                {'id': 1, 'name': 'source-1', 'targets': [1]},
-                {'id': 2, 'name': 'source-2', 'targets': [1, 2]},
-                {'id': 3, 'name': 'source-3', 'targets': [1, 2, 3]}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_reverse_many_to_many_retrieve(self):
-        queryset = ManyToManyTarget.objects.all()
-        serializer = ManyToManyTargetSerializer(queryset)
-        expected = [
-            {'id': 1, 'name': 'target-1', 'sources': [1, 2, 3]},
-            {'id': 2, 'name': 'target-2', 'sources': [2, 3]},
-            {'id': 3, 'name': 'target-3', 'sources': [3]}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_many_to_many_update(self):
-        data = {'id': 1, 'name': 'source-1', 'targets': [1, 2, 3]}
-        instance = ManyToManySource.objects.get(pk=1)
-        serializer = ManyToManySourceSerializer(instance, data=data)
-        self.assertTrue(serializer.is_valid())
-        self.assertEquals(serializer.data, data)
-        serializer.save()
-
-        # Ensure source 1 is updated, and everything else is as expected
-        queryset = ManyToManySource.objects.all()
-        serializer = ManyToManySourceSerializer(queryset)
-        expected = [
-                {'id': 1, 'name': 'source-1', 'targets': [1, 2, 3]},
-                {'id': 2, 'name': 'source-2', 'targets': [1, 2]},
-                {'id': 3, 'name': 'source-3', 'targets': [1, 2, 3]}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_reverse_many_to_many_update(self):
-        data = {'id': 1, 'name': 'target-1', 'sources': [1]}
-        instance = ManyToManyTarget.objects.get(pk=1)
-        serializer = ManyToManyTargetSerializer(instance, data=data)
-        self.assertTrue(serializer.is_valid())
-        self.assertEquals(serializer.data, data)
-        serializer.save()
-
-        # Ensure target 1 is updated, and everything else is as expected
-        queryset = ManyToManyTarget.objects.all()
-        serializer = ManyToManyTargetSerializer(queryset)
-        expected = [
-            {'id': 1, 'name': 'target-1', 'sources': [1]},
-            {'id': 2, 'name': 'target-2', 'sources': [2, 3]},
-            {'id': 3, 'name': 'target-3', 'sources': [3]}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_reverse_many_to_many_create(self):
-        data = {'id': 4, 'name': 'target-4', 'sources': [1, 3]}
-        serializer = ManyToManyTargetSerializer(data=data)
-        self.assertTrue(serializer.is_valid())
-        obj = serializer.save()
-        self.assertEquals(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)
-        expected = [
-            {'id': 1, 'name': 'target-1', 'sources': [1, 2, 3]},
-            {'id': 2, 'name': 'target-2', 'sources': [2, 3]},
-            {'id': 3, 'name': 'target-3', 'sources': [3]},
-            {'id': 4, 'name': 'target-4', 'sources': [1, 3]}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-
-class PrimaryKeyForeignKeyTests(TestCase):
-    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)
-        expected = [
-            {'id': 1, 'name': 'source-1', 'target': 1},
-            {'id': 2, 'name': 'source-2', 'target': 1},
-            {'id': 3, 'name': 'source-3', 'target': 1}
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_reverse_foreign_key_retrieve(self):
-        queryset = ForeignKeyTarget.objects.all()
-        serializer = ForeignKeyTargetSerializer(queryset)
-        expected = [
-            {'id': 1, 'name': 'target-1', 'sources': [1, 2, 3]},
-            {'id': 2, 'name': 'target-2', 'sources': []},
-        ]
-        self.assertEquals(serializer.data, expected)
-
-    def test_foreign_key_update(self):
-        data = {'id': 1, 'name': 'source-1', 'target': 2}
-        instance = ForeignKeySource.objects.get(pk=1)
-        serializer = ForeignKeySourceSerializer(instance, data=data)
-        self.assertTrue(serializer.is_valid())
-        self.assertEquals(serializer.data, data)
-        serializer.save()
-
-        # # Ensure source 1 is updated, and everything else is as expected
-        queryset = ForeignKeySource.objects.all()
-        serializer = ForeignKeySourceSerializer(queryset)
-        expected = [
-            {'id': 1, 'name': 'source-1', 'target': 2},
-            {'id': 2, 'name': 'source-2', 'target': 1},
-            {'id': 3, 'name': 'source-3', 'target': 1}
-        ]
-        self.assertEquals(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.assertEquals(serializer.data, data)
-    #     serializer.save()
-
-    #     # Ensure target 1 is updated, and everything else is as expected
-    #     queryset = ForeignKeyTarget.objects.all()
-    #     serializer = ForeignKeyTargetSerializer(queryset)
-    #     expected = [
-    #         {'id': 1, 'name': 'target-1', 'sources': [1]},
-    #         {'id': 2, 'name': 'target-2', 'sources': []},
-    #     ]
-    #     self.assertEquals(serializer.data, expected)