def it_can_construct_a_special_uri_for_delete_operations(self):
class Doc(Document):
id = fields.NumberField()
class Meta:
backend_type = 'http'
def uri(self):
return 'get'
def delete_uri(self):
return 'delete'
manager = BackendManager('http')
doc = Doc({'id': 1})
expected = {'id': 1}
response = Mock(name='mock_http_response')
response.status_code = 200
# set the return value of the GET request and the DELETE request
self.mock_request.delete.return_value = response
response.content = json.dumps(expected)
self.mock_request.get.return_value = response
# now make the fetch operation
manager.delete(doc)
# we should have made one GET and one PUT request
eq_([('delete', {'url': 'delete'})],
self.mock_request.method_calls)
def it_can_delete_resources_from_a_remote_endpoint(self):
mock_resp = Mock(name="mock_response")
expected = {'id': 1}
mock_resp.content = json.dumps(expected)
mock_resp.status_code = 204
self.mock_request.delete.return_value = mock_resp
manager = BackendManager('http')
class Doc(Document):
id = fields.NumberField()
class Meta:
backend_type = 'http'
def uri(self):
return 'http://location'
doc = Doc({'id': 1})
manager.delete(doc)
# make sure we are working with correct expectations
eq_(HttpBackendManager, type(manager))
eq_([
('delete', {'url': doc.uri()})
],
self.mock_request.method_calls)
def it_can_fetch_save_and_delete_to_the_specific_backend_manager(self):
with patch("docar.backends.DjangoBackendManager") as mock:
mock_manager = Mock()
mock_manager = mock.return_value
manager = BackendManager("django")
# first assert that the manager is really mocked
ok_(isinstance(manager, Mock))
manager.fetch()
manager.save()
manager.delete()
eq_(True, mock_manager.fetch.called)
eq_(True, mock_manager.save.called)
eq_(True, mock_manager.delete.called)
def it_can_take_credentials_as_arguments(self, mock_auth):
auth_token = HTTPBasicAuth('crito', 'secret')
mock_auth.return_value = auth_token
mock_resp = Mock(name="mock_response")
expected = {'id': 1}
mock_resp.status_code = 200
mock_resp.content = json.dumps(expected)
self.mock_request.get.return_value = mock_resp
self.mock_request.delete.return_value = mock_resp
self.mock_request.put.return_value = mock_resp
manager = BackendManager('http')
class Doc(Document):
id = fields.NumberField()
class Meta:
backend_type = 'http'
def uri(self):
return 'http://location'
doc = Doc({'id': 1})
# the http manager returns the response as python dict
content = manager.fetch(doc, username='******', password='******')
manager.delete(doc, username='******', password='******')
manager.save(doc, username='******', password='******')
# make sure we are working with correct expectations
eq_(HttpBackendManager, type(manager))
eq_(mock_resp, manager.response)
ok_(isinstance(content, dict))
eq_([
('get', {'url': doc.uri(), 'auth': auth_token}),
('delete', {'url': doc.uri(), 'auth': auth_token}),
('put', {'url': doc.uri(), 'data': '{"id": 1}',
'auth': auth_token})],
self.mock_request.method_calls)
def it_can_delete_the_underlying_model_instance(self):
DjangoModel = Mock(name="DjangoModel")
mock_model = Mock()
mock_model.id = 1
DjangoModel.objects.get.return_value = mock_model
manager = BackendManager('django')
# The manager needs to know which model it connects to
# This is normally done when the Document is created.
manager._model = DjangoModel
# make sure we are working with correct expectations
eq_(DjangoBackendManager, type(manager))
class Doc(Document):
id = fields.NumberField()
class Meta:
backend_type = 'django'
model = DjangoModel
doc = Doc({'id': 1})
manager.delete(doc)
eq_([('objects.get', {'id': 1})], DjangoModel.method_calls)
eq_([('delete',)], mock_model.method_calls)
# If the model does not exist, nothing happens
DjangoModel.reset_mock()
mock_model.reset_mock()
DjangoModel.DoesNotExist = Exception
DjangoModel.objects.get.side_effect = DjangoModel.DoesNotExist
manager.delete(doc)
eq_([('objects.get', {'id': 1})], DjangoModel.method_calls)
# no method of the model should have been called
eq_([], mock_model.method_calls)
