horizon/openstack_dashboard/test/api_tests/glance_rest_tests.py

# Copyright 2015, Rackspace, US, Inc.
# Copyright 2015, Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#    http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import mock

from openstack_dashboard.api.rest import glance
from openstack_dashboard.test.api_tests import rest_test_utils  # noqa
from openstack_dashboard.test import helpers as test


class ImagesRestTestCase(test.APITestCase):
    def assertStatusCode(self, response, expected_code):
        if response.status_code == expected_code:
            return
        self.fail('status code %r != %r: %s' % (response.status_code,
                                                expected_code,
                                                response.content))

    @mock.patch.object(glance.api, 'glance')
    def test_image_get_single(self, gc):
        request = rest_test_utils.construct_request()
        gc.image_get.return_value.to_dict.return_value = {'name': '1'}

        response = glance.Image().get(request, "1")
        self.assertStatusCode(response, 200)
        gc.image_get.assert_called_once_with(request, "1")

    @mock.patch.object(glance.api, 'glance')
    def test_image_get_list_detailed(self, gc):
        kwargs = {
            'sort_dir': 'desc',
            'sort_key': 'namespace',
            'marker': 1,
            'paginate': False,
        }
        filters = {'name': 'fedora'}
        request = rest_test_utils.construct_request(
            **{'GET': dict(kwargs, **filters)})
        gc.image_list_detailed.return_value = ([
            mock.Mock(**{'to_dict.return_value': {'name': 'fedora'}}),
            mock.Mock(**{'to_dict.return_value': {'name': 'cirros'}})
        ], False, False)

        response = glance.Images().get(request)
        self.assertStatusCode(response, 200)
        self.assertEqual(response.content,
                         '{"items": [{"name": "fedora"}, {"name": "cirros"}]'
                         ', "has_more_data": false, "has_prev_data": false}')
        gc.image_list_detailed.assert_called_once_with(request,
                                                       filters=filters,
                                                       **kwargs)

    @mock.patch.object(glance.api, 'glance')
    def test_namespace_get_list(self, gc):
        request = rest_test_utils.construct_request(**{'GET': {}})
        gc.metadefs_namespace_list.return_value = ([
            mock.Mock(**{'to_dict.return_value': {'namespace': '1'}}),
            mock.Mock(**{'to_dict.return_value': {'namespace': '2'}})
        ], False, False)

        response = glance.MetadefsNamespaces().get(request)
        self.assertStatusCode(response, 200)
        self.assertEqual(response.content,
                         '{"items": [{"namespace": "1"}, {"namespace": "2"}]'
                         ', "has_more_data": false, "has_prev_data": false}')
        gc.metadefs_namespace_list.assert_called_once_with(request,
                                                           filters={},
                                                           **{})

    @mock.patch.object(glance.api, 'glance')
    def test_namespace_get_list_kwargs_and_filters(self, gc):
        kwargs = {
            'sort_dir': 'desc',
            'sort_key': 'namespace',
            'marker': 1,
            'paginate': False,
        }
        filters = {'resource_types': 'type'}
        request = rest_test_utils.construct_request(
            **{'GET': dict(kwargs, **filters)})
        gc.metadefs_namespace_list.return_value = ([
            mock.Mock(**{'to_dict.return_value': {'namespace': '1'}}),
            mock.Mock(**{'to_dict.return_value': {'namespace': '2'}})
        ], False, False)

        response = glance.MetadefsNamespaces().get(request)
        self.assertStatusCode(response, 200)
        self.assertEqual(response.content,
                         '{"items": [{"namespace": "1"}, {"namespace": "2"}]'
                         ', "has_more_data": false, "has_prev_data": false}')
        gc.metadefs_namespace_list.assert_called_once_with(request,
                                                           filters=filters,
                                                           **kwargs)

    @mock.patch.object(glance.api, 'glance')
    def test_namespace_get_namespace(self, gc):
        kwargs = {'resource_type': ['OS::Nova::Flavor']}
        request = rest_test_utils.construct_request(**{'GET': dict(kwargs)})
        gc.metadefs_namespace_get.return_value\
            .to_dict.return_value = {'namespace': '1'}

        response = glance.MetadefsNamespace().get(request, "1")
        self.assertStatusCode(response, 200)
        gc.metadefs_namespace_get.assert_called_once_with(request,
                                                          "1")

    def test_parse_filters_keywords(self):
        kwargs = {
            'sort_dir': '1',
            'sort_key': '2',
        }
        filters = {
            'filter1': '1',
            'filter2': '2',
        }

        # Combined
        request_params = dict(kwargs)
        request_params.update(filters)
        request = rest_test_utils.construct_request(
            **{'GET': dict(request_params)})
        output_filters, output_kwargs = glance._parse_filters_kwargs(request)
        self.assertDictEqual(kwargs, output_kwargs)
        self.assertDictEqual(filters, output_filters)

        # Empty Filters
        request = rest_test_utils.construct_request(**{'GET': dict(kwargs)})
        output_filters, output_kwargs = glance._parse_filters_kwargs(request)
        self.assertDictEqual(kwargs, output_kwargs)
        self.assertDictEqual({}, output_filters)

        # Emtpy keywords
        request = rest_test_utils.construct_request(**{'GET': dict(filters)})
        output_filters, output_kwargs = glance._parse_filters_kwargs(request)
        self.assertDictEqual({}, output_kwargs)
        self.assertDictEqual(filters, output_filters)

        # Empty both
        request = rest_test_utils.construct_request(**{'GET': dict()})
        output_filters, output_kwargs = glance._parse_filters_kwargs(request)
        self.assertDictEqual({}, output_kwargs)
        self.assertDictEqual({}, output_filters)