def test_update(self):
serializer = ChildSideloadSerializer(
instance=self.child, data=self.payload)
self.assertEqual(
ChildModel.objects.get(pk=self.child.pk).old_parent, self.old_parent)
serializer.is_valid()
serializer.save()
self.assertEqual(
ChildModel.objects.get(pk=self.child.pk).old_parent, self.parent)
def test_errors_response_format(self):
self.payload['child_model'].pop('parent')
serializer = ChildSideloadSerializer(
data=self.payload, instance=self.child)
try:
serializer.is_valid(True)
except ValidationError as e:
response = exception_handler(e)
self.assertEqual(response.data,
{'errors': {'parent': ['This field is required.']}})
self.assertEqual(response.status_code, 422)
def test_errors_response_format(self):
self.payload['child_model'].pop('parent')
serializer = ChildSideloadSerializer(
data=self.payload, instance=self.child)
try:
serializer.is_valid(True)
except ValidationError as e:
response = exception_handler(e, serializer.context)
self.assertEqual(
response.data,
{'errors': {'parent': ['This field is required.']}})
self.assertEqual(response.status_code, 422)
def test_get_sideload_ids(self):
with self.assertNumQueries(1):
result = ChildSideloadSerializer(many=True).get_sideload_ids(
ChildModel.objects.all())
self.assertEqual(len(result), 1)
self.assertEqual(result['parent_models'],
set([p.id for p in self.parents]))
def test_active_model_json_renderer(self):
parents = [ParentModel.objects.create() for x in range(3)]
children = [
ChildModel.objects.create(parent=parents[1],
old_parent=parents[2]),
ChildModel.objects.create(parent=parents[1],
old_parent=parents[2]),
ChildModel.objects.create(parent=parents[0], old_parent=parents[1])
]
obj = ChildSideloadSerializer(children, many=True).data
expected = {
'child_models': [
OrderedDict([('id', c.id), ('parent_id', c.parent.id),
('old_parent_id', c.old_parent.id)])
for c in children
],
'parent_models': [
OrderedDict([('id', p.id), ('text', p.text),
('child_ids', p.child_ids),
('old_child_ids', p.old_child_ids)])
for p in parents
]
}
result = convert_to_active_model_json(obj)
assert result == expected
def test_get_sideload_objects(self):
result = ChildSideloadSerializer().get_sideload_objects(self.child)
expected = [
{'id': p.id, 'text': p.text, 'children': p.child_ids,
'old_children': p.old_child_ids}
for p in ParentModel.objects.all()]
self.assertEqual(len(result), 1)
self.assertEqual(result['parent_models'], expected)
def test_update(self):
serializer = ChildSideloadSerializer(
instance=self.child, data=self.payload)
self.assertEqual(
ChildModel.objects.get(pk=self.child.pk).old_parent,
self.old_parent)
serializer.is_valid()
serializer.save()
self.assertEqual(
ChildModel.objects.get(pk=self.child.pk).old_parent, self.parent)
def test_serialization(self):
with self.assertNumQueries(3):
result = ChildSideloadSerializer(self.child).data
expected = {
'child_model': {
'id': self.child.pk,
'parent': self.parent.pk,
'old_parent': self.old_parent.pk
},
'parent_models': [
{'id': self.parent.pk, 'text': self.parent.text,
'children': [self.child.pk], 'old_children': []},
{'id': self.old_parent.pk, 'text': self.old_parent.text,
'children': [], 'old_children': [self.child.pk]}
]
}
self.assertEqual(result, expected)
def test_serialization(self):
serializer = ChildSideloadSerializer(ChildModel.objects.all(), many=True)
assert isinstance(serializer, SideloadListSerializer)
result = serializer.data
expected = {
'child_models': [{
'id': c.pk,
'parent': c.parent.pk,
'old_parent': c.old_parent.pk
} for c in self.children],
'parent_models': [
{'id': p.pk, 'text': p.text,
'children': p.child_ids,
'old_children': p.old_child_ids}
for p in self.parents
]
}
self.assertEqual(result, expected)
def test_convert_related_keys_single(self):
parent = ParentModel.objects.create()
old_parent = ParentModel.objects.create()
child = ChildModel.objects.create(parent=parent, old_parent=old_parent)
obj = ChildSideloadSerializer(instance=child).data
expected = {
'child_model':
OrderedDict([(
'id',
child.id,
), (
'parent_id',
parent.id,
), ('old_parent_id', old_parent.id)]),
'parent_models': [
OrderedDict([('id', p.id), ('text', p.text),
('child_ids', p.child_ids),
('old_child_ids', p.old_child_ids)])
for p in [parent, old_parent]
]
}
result = convert_to_active_model_json(obj)
assert result == expected
def test_deserialize(self):
serializer = ChildSideloadSerializer(
instance=self.child, data=self.payload)
self.assertTrue(serializer.is_valid())
serializer.data
def test_deserialize_field_validation_works(self):
self.payload['child_model'].pop('parent')
serializer = ChildSideloadSerializer(
data=self.payload, instance=self.child)
self.assertFalse(serializer.is_valid())
def test_create(self):
serializer = ChildSideloadSerializer(data=self.payload)
self.assertEqual(ChildModel.objects.count(), 0)
serializer.is_valid()
serializer.save()
self.assertEqual(ChildModel.objects.count(), 1)
def test_deserialize(self):
serializer = ChildSideloadSerializer(data=self.payload)
self.assertTrue(serializer.is_valid())
def test_deserialize_requires_root_key(self):
with self.assertRaises(AssertionError):
ChildSideloadSerializer(data=self.payload['child_model'])
def test_many_creates_list(self):
result = ChildSideloadSerializer(many=True)
self.assertTrue(isinstance(result, SideloadListSerializer))
def test_deserialize_field_validation_works(self):
self.payload['child_model'].pop('parent')
with self.assertRaises(ValidationError):
ChildSideloadSerializer(data=self.payload).is_valid(True)
def test_deserialize(self):
serializer = ChildSideloadSerializer(data=self.payload)
self.assertTrue(serializer.is_valid())
def test_get_sideload_ids(self):
result = ChildSideloadSerializer().get_sideload_ids(self.child)
expected = set([self.parent.id, self.old_parent.id])
self.assertEqual(len(result), 1)
self.assertEqual(result['parent_models'], expected)
def test_create(self):
serializer = ChildSideloadSerializer(data=self.payload)
self.assertEqual(ChildModel.objects.count(), 0)
serializer.is_valid()
serializer.save()
self.assertEqual(ChildModel.objects.count(), 1)
def test_deserialize_field_validation_works(self):
self.payload['child_model'].pop('parent')
serializer = ChildSideloadSerializer(
data=self.payload, instance=self.child)
self.assertFalse(serializer.is_valid())
def test_deserialize(self):
serializer = ChildSideloadSerializer(
instance=self.child, data=self.payload)
self.assertTrue(serializer.is_valid())
serializer.data
