# vim: tabstop=4 shiftwidth=4 softtabstop=4

# Copyright 2010 United States Government as represented by the
# Administrator of the National Aeronautics and Space Administration.
# All Rights Reserved.
#
#    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.

"""
:mod:`nova.tests` -- Nova Unittests
=====================================================

.. automodule:: nova.tests
   :platform: Unix
.. moduleauthor:: Jesse Andrews <jesse@ansolabs.com>
.. moduleauthor:: Devin Carlen <devin.carlen@gmail.com>
.. moduleauthor:: Vishvananda Ishaya <vishvananda@gmail.com>
.. moduleauthor:: Joshua McKenty <joshua@cognition.ca>
.. moduleauthor:: Manish Singh <yosh@gimp.org>
.. moduleauthor:: Andy Smith <andy@anarkystic.com>
"""

# See http://code.google.com/p/python-nose/issues/detail?id=373
# The code below enables nosetests to work with i18n _() blocks
import __builtin__
setattr(__builtin__, '_', lambda x: x)


def setup():
    import mox  # Fail fast if you don't have mox. Workaround for bug 810424
    import os
    import shutil

    from nova import context
    from nova import flags
    from nova import db
    from nova.db import migration
    from nova.network import manager as network_manager
    from nova.tests import fake_flags

    FLAGS = flags.FLAGS

    testdb = os.path.join(FLAGS.state_path, FLAGS.sqlite_db)
    if os.path.exists(testdb):
        return
    migration.db_sync()
    ctxt = context.get_admin_context()
    network = network_manager.VlanManager()
    bridge_interface = FLAGS.flat_interface or FLAGS.vlan_interface
    network.create_networks(ctxt,
                            label='test',
                            cidr=FLAGS.fixed_range,
                            multi_host=FLAGS.multi_host,
                            num_networks=FLAGS.num_networks,
                            network_size=FLAGS.network_size,
                            cidr_v6=FLAGS.fixed_range_v6,
                            gateway=FLAGS.gateway,
                            gateway_v6=FLAGS.gateway_v6,
                            bridge=FLAGS.flat_network_bridge,
                            bridge_interface=bridge_interface,
                            vpn_start=FLAGS.vpn_start,
                            vlan_start=FLAGS.vlan_start,
                            dns1=FLAGS.flat_network_dns)
    for net in db.network_get_all(ctxt):
        network.set_network_host(ctxt, net)

    cleandb = os.path.join(FLAGS.state_path, FLAGS.sqlite_clean_db)
    shutil.copyfile(testdb, cleandb)