# 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.

"""
test_update_server
----------------------------------

Tests for the `update_server` command.
"""

import uuid

from openstack import exceptions
from openstack.tests.unit import base
from openstack.tests.unit.cloud import fakes


class TestUpdateServer(base.TestCase):
    def setUp(self):
        super().setUp()
        self.server_id = str(uuid.uuid4())
        self.server_name = self.getUniqueString('name')
        self.updated_server_name = self.getUniqueString('name2')
        self.fake_server = fakes.make_fake_server(
            self.server_id, self.server_name
        )

    def test_update_server_with_update_exception(self):
        """
        Test that an exception in the update raises an exception in
        update_server.
        """
        self.register_uris(
            [
                self.get_nova_discovery_mock_dict(),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'compute',
                        'public',
                        append=['servers', self.server_name],
                    ),
                    status_code=404,
                ),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'compute',
                        'public',
                        append=['servers', 'detail'],
                        qs_elements=[f'name={self.server_name}'],
                    ),
                    json={'servers': [self.fake_server]},
                ),
                dict(
                    method='PUT',
                    uri=self.get_mock_url(
                        'compute', 'public', append=['servers', self.server_id]
                    ),
                    status_code=400,
                    validate=dict(
                        json={'server': {'name': self.updated_server_name}}
                    ),
                ),
            ]
        )
        self.assertRaises(
            exceptions.SDKException,
            self.cloud.update_server,
            self.server_name,
            name=self.updated_server_name,
        )

        self.assert_calls()

    def test_update_server_name(self):
        """
        Test that update_server updates the name without raising any exception
        """
        fake_update_server = fakes.make_fake_server(
            self.server_id, self.updated_server_name
        )

        self.register_uris(
            [
                self.get_nova_discovery_mock_dict(),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'compute',
                        'public',
                        append=['servers', self.server_name],
                    ),
                    status_code=404,
                ),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'compute',
                        'public',
                        append=['servers', 'detail'],
                        qs_elements=[f'name={self.server_name}'],
                    ),
                    json={'servers': [self.fake_server]},
                ),
                dict(
                    method='PUT',
                    uri=self.get_mock_url(
                        'compute', 'public', append=['servers', self.server_id]
                    ),
                    json={'server': fake_update_server},
                    validate=dict(
                        json={'server': {'name': self.updated_server_name}}
                    ),
                ),
                dict(
                    method='GET',
                    uri=self.get_mock_url(
                        'network', 'public', append=['v2.0', 'networks']
                    ),
                    json={'networks': []},
                ),
            ]
        )
        self.assertEqual(
            self.updated_server_name,
            self.cloud.update_server(
                self.server_name, name=self.updated_server_name
            )['name'],
        )

        self.assert_calls()
