def test_get_nested_relation_kwargs_default(self):
relation_info = RelationInfo(model_field=Column(
'birthday_place', Integer),
related_model=self.FakeUserModel,
to_many=False,
to_field=Column('address', Integer),
has_through_model=False)
self.assertEqual(get_nested_relation_kwargs(relation_info),
{'read_only': True})
def test_get_nested_relation_kwargs_for_list_field(self):
relation_info = RelationInfo(
model_field=Column('addresses', Integer),
related_model=self.FakeUserModel,
to_many=True,
to_field=Column('id', ForeignKey('FakeAddressModel.id')),
has_through_model=True
)
self.assertEqual(
get_nested_relation_kwargs(relation_info),
{'read_only': True, 'many': True}
)
def test_get_nested_relation_kwargs_for_list_field(self):
relation_info = RelationInfo(
model_field=Column('addresses', Integer),
related_model=self.FakeUserModel,
to_many=True,
to_field=Column('id', ForeignKey('FakeAddressModel.id')),
has_through_model=True
)
self.assertEqual(
get_nested_relation_kwargs(relation_info),
{'read_only': True, 'many': True}
)
def test_get_nested_relation_kwargs_default(self):
relation_info = RelationInfo(
model_field=Column('birthday_place', Integer),
related_model=self.FakeUserModel,
to_many=False,
to_field=Column('address', Integer),
has_through_model=False
)
self.assertEqual(
get_nested_relation_kwargs(relation_info),
{'read_only': True}
)
def build_nested_field(self, field_name, relation_info, nested_depth):
"""
Create nested fields for forward and reverse relationships.
"""
class NestedSerializer(HyperlinkedModelSerializer):
class Meta:
model = relation_info.related_model
depth = nested_depth - 1
field_class = NestedSerializer
field_kwargs = get_nested_relation_kwargs(relation_info)
return field_class, field_kwargs