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Tests for through relationships

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Tom Christie 2014-09-15 14:05:58 +01:00
parent d196608d5a
commit 4ddc661b01
1 changed files with 33 additions and 0 deletions
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33
tests/test_model_field_mappings.py
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@ -84,10 +84,21 @@ class OneToOneTargetModel(models.Model):
name = models.CharField(max_length=100) name = models.CharField(max_length=100)
class ThroughTargetModel(models.Model):
name = models.CharField(max_length=100)
class Supplementary(models.Model):
extra = models.IntegerField()
forwards = models.ForeignKey('ThroughTargetModel')
backwards = models.ForeignKey('RelationalModel')
class RelationalModel(models.Model): class RelationalModel(models.Model):
foreign_key = models.ForeignKey(ForeignKeyTargetModel, related_name='reverse_foreign_key') foreign_key = models.ForeignKey(ForeignKeyTargetModel, related_name='reverse_foreign_key')
many_to_many = models.ManyToManyField(ManyToManyTargetModel, related_name='reverse_many_to_many') many_to_many = models.ManyToManyField(ManyToManyTargetModel, related_name='reverse_many_to_many')
one_to_one = models.OneToOneField(OneToOneTargetModel, related_name='reverse_one_to_one') one_to_one = models.OneToOneField(OneToOneTargetModel, related_name='reverse_one_to_one')
through = models.ManyToManyField(ThroughTargetModel, through=Supplementary, related_name='reverse_through')
class TestRelationalFieldMappings(TestCase): class TestRelationalFieldMappings(TestCase):
@ -102,6 +113,7 @@ class TestRelationalFieldMappings(TestCase):
foreign_key = PrimaryKeyRelatedField(queryset=ForeignKeyTargetModel.objects.all()) foreign_key = PrimaryKeyRelatedField(queryset=ForeignKeyTargetModel.objects.all())
one_to_one = PrimaryKeyRelatedField(queryset=OneToOneTargetModel.objects.all()) one_to_one = PrimaryKeyRelatedField(queryset=OneToOneTargetModel.objects.all())
many_to_many = PrimaryKeyRelatedField(many=True, queryset=ManyToManyTargetModel.objects.all()) many_to_many = PrimaryKeyRelatedField(many=True, queryset=ManyToManyTargetModel.objects.all())
through = PrimaryKeyRelatedField(many=True, read_only=True)
""") """)
self.assertEqual(repr(TestSerializer()), expected) self.assertEqual(repr(TestSerializer()), expected)
@ -123,6 +135,9 @@ class TestRelationalFieldMappings(TestCase):
many_to_many = NestedModelSerializer(many=True, read_only=True): many_to_many = NestedModelSerializer(many=True, read_only=True):
id = IntegerField(label='ID', read_only=True) id = IntegerField(label='ID', read_only=True)
name = CharField(max_length=100) name = CharField(max_length=100)
through = NestedModelSerializer(many=True, read_only=True):
id = IntegerField(label='ID', read_only=True)
name = CharField(max_length=100)
""") """)
self.assertEqual(repr(TestSerializer()), expected) self.assertEqual(repr(TestSerializer()), expected)
@ -137,6 +152,7 @@ class TestRelationalFieldMappings(TestCase):
foreign_key = HyperlinkedRelatedField(queryset=ForeignKeyTargetModel.objects.all(), view_name='foreignkeytargetmodel-detail') foreign_key = HyperlinkedRelatedField(queryset=ForeignKeyTargetModel.objects.all(), view_name='foreignkeytargetmodel-detail')
one_to_one = HyperlinkedRelatedField(queryset=OneToOneTargetModel.objects.all(), view_name='onetoonetargetmodel-detail') one_to_one = HyperlinkedRelatedField(queryset=OneToOneTargetModel.objects.all(), view_name='onetoonetargetmodel-detail')
many_to_many = HyperlinkedRelatedField(many=True, queryset=ManyToManyTargetModel.objects.all(), view_name='manytomanytargetmodel-detail') many_to_many = HyperlinkedRelatedField(many=True, queryset=ManyToManyTargetModel.objects.all(), view_name='manytomanytargetmodel-detail')
through = HyperlinkedRelatedField(many=True, read_only=True, view_name='throughtargetmodel-detail')
""") """)
self.assertEqual(repr(TestSerializer()), expected) self.assertEqual(repr(TestSerializer()), expected)
@ -158,6 +174,9 @@ class TestRelationalFieldMappings(TestCase):
many_to_many = NestedModelSerializer(many=True, read_only=True): many_to_many = NestedModelSerializer(many=True, read_only=True):
url = HyperlinkedIdentityField(view_name='manytomanytargetmodel-detail') url = HyperlinkedIdentityField(view_name='manytomanytargetmodel-detail')
name = CharField(max_length=100) name = CharField(max_length=100)
through = NestedModelSerializer(many=True, read_only=True):
url = HyperlinkedIdentityField(view_name='throughtargetmodel-detail')
name = CharField(max_length=100)
""") """)
self.assertEqual(repr(TestSerializer()), expected) self.assertEqual(repr(TestSerializer()), expected)
@ -202,3 +221,17 @@ class TestRelationalFieldMappings(TestCase):
reverse_many_to_many = PrimaryKeyRelatedField(many=True, queryset=RelationalModel.objects.all()) reverse_many_to_many = PrimaryKeyRelatedField(many=True, queryset=RelationalModel.objects.all())
""") """)
self.assertEqual(repr(TestSerializer()), expected) self.assertEqual(repr(TestSerializer()), expected)
def test_flat_reverse_through(self):
class TestSerializer(serializers.ModelSerializer):
class Meta:
model = ThroughTargetModel
fields = ('id', 'name', 'reverse_through')
expected = dedent("""
TestSerializer():
id = IntegerField(label='ID', read_only=True)
name = CharField(max_length=100)
reverse_through = PrimaryKeyRelatedField(many=True, read_only=True)
""")
self.assertEqual(repr(TestSerializer()), expected)