#
#  Copyright (C) 2019 Bloomberg Finance L.P.
#
#  This program is free software; you can redistribute it and/or
#  modify it under the terms of the GNU Lesser General Public
#  License as published by the Free Software Foundation; either
#  version 2 of the License, or (at your option) any later version.
#
#  This library is distributed in the hope that it will be useful,
#  but WITHOUT ANY WARRANTY; without even the implied warranty of
#  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the GNU
#  Lesser General Public License for more details.
#
#  You should have received a copy of the GNU Lesser General Public
#  License along with this library. If not, see <http://www.gnu.org/licenses/>.
#
#  Authors:
#        Raoul Hidalgo Charman <raoul.hidalgocharman@codethink.co.uk>
#

# Pylint doesn't play well with fixtures and dependency injection from pytest
# pylint: disable=redefined-outer-name

import os
import pytest

from buildstream import _yaml
from buildstream._exceptions import ErrorDomain, LoadErrorReason

from buildstream.testing.runcli import cli  # pylint: disable=unused-import

DATA_DIR = os.path.dirname(os.path.realpath(__file__))


# Assert that if either the client key or client cert is specified
# without specifying its counterpart, we get a comprehensive LoadError
# instead of an unhandled exception.
@pytest.mark.datafiles(DATA_DIR)
@pytest.mark.parametrize('config_key, config_value', [
    ('client-cert', 'client.crt'),
    ('client-key', 'client.key')
])
def test_missing_certs(cli, datafiles, config_key, config_value):
    project = os.path.join(datafiles.dirname, datafiles.basename, 'missing-certs')

    project_conf = {
        'name': 'test',

        'source-caches': {
            'url': 'https://cache.example.com:12345',
            'push': 'true',
            config_key: config_value
        }
    }
    project_conf_file = os.path.join(project, 'project.conf')
    _yaml.dump(project_conf, project_conf_file)

    # Use `pull` here to ensure we try to initialize the remotes, triggering the error
    #
    # This does not happen for a simple `bst show`.
    result = cli.run(project=project, args=['source', 'fetch', 'element.bst'])
    result.assert_main_error(ErrorDomain.LOAD, LoadErrorReason.INVALID_DATA)