# -*- coding: utf-8 -*-

# Copyright (C) 2015-2018 Red Hat, Inc.

#

# This copyrighted material is made available to anyone wishing to use,

# modify, copy, or redistribute it subject to the terms and conditions of

# the GNU General Public License v.2, or (at your option) any later version.

# This program is distributed in the hope that it will be useful, but WITHOUT

# ANY WARRANTY expressed or implied, including the implied warranties of

# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General

# Public License for more details.  You should have received a copy of the

# GNU General Public License along with this program; if not, write to the

# Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA

# 02110-1301, USA.  Any Red Hat trademarks that are incorporated in the

# source code or documentation are not subject to the GNU General Public

# License and may only be used or replicated with the express permission of

# Red Hat, Inc.

#

from __future__ import absolute_import

from __future__ import unicode_literals

import dnf

import tests.support

class DowngradeTo(tests.support.ResultTestCase):

    REPOS = ['main', 'old_versions']

    def test_downgrade_to_lowest(self):

        with tests.support.mock.patch('logging.Logger.warning'):

            with self.assertRaises(dnf.exceptions.PackagesNotInstalledError):

                self.base.downgrade_to('hole')

        self.assertResult(self.base, self.base._sack.query().installed())

    def test_downgrade_to_name(self):

        self.base.downgrade_to('tour')

        (installed, removed) = self.installed_removed(self.base)

        self.assertCountEqual(map(str, installed),

                              ('tour-4.9-1.noarch',))

        self.assertCountEqual(map(str, removed),

                              ('tour-5-0.noarch',))

    def test_downgrade_to_wildcard_name(self):

        self.base.downgrade_to('tour*')

        (installed, removed) = self.installed_removed(self.base)

        self.assertCountEqual(map(str, installed),

                              ('tour-4.9-1.noarch',))

        self.assertCountEqual(map(str, removed),

                              ('tour-5-0.noarch',))

    def test_downgrade_to_version(self):

        self.base.downgrade_to('tour-4.6')

        (installed, removed) = self.installed_removed(self.base)

        self.assertCountEqual(map(str, installed),

                              ('tour-4.6-1.noarch',))

        self.assertCountEqual(map(str, removed),

                              ('tour-5-0.noarch',))