# Copyright (c) 2013 Rackspace, Inc.
#
# 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.

from oslo.config import cfg

import marconi
from marconi.common import exceptions
from marconi.storage import sqlite
from marconi.tests import base
from marconi.transport import wsgi


class TestBootstrap(base.TestBase):

    def test_config_missing(self):
        self.assertRaises(cfg.ConfigFilesNotFoundError, marconi.Bootstrap, '')

    def test_storage_invalid(self):
        conf_file = 'etc/drivers_storage_invalid.conf'
        bootstrap = marconi.Bootstrap(conf_file)
        self.assertRaises(exceptions.InvalidDriver,
                          lambda: bootstrap.storage)

    def test_storage_sqlite(self):
        conf_file = 'etc/wsgi_sqlite.conf'
        bootstrap = marconi.Bootstrap(conf_file)
        self.assertIsInstance(bootstrap.storage, sqlite.Driver)

    def test_transport_invalid(self):
        conf_file = 'etc/drivers_transport_invalid.conf'
        bootstrap = marconi.Bootstrap(conf_file)
        self.assertRaises(exceptions.InvalidDriver,
                          lambda: bootstrap.transport)

    def test_transport_wsgi(self):
        bootstrap = marconi.Bootstrap('etc/wsgi_sqlite.conf')

        self.assertIsInstance(bootstrap.transport, wsgi.Driver)