# Copyright (C) 2015 Igor Gnatenko
#
# 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
from tests.support import mock

import dnf.pycomp
import dnf.repo
import os
import repograph
import tests.support as support


class TestRepoGraphFunctions(support.TestCase):

    def setUp(self):
        self.cmd = repograph.RepoGraphCommand(
            support.CliStub(support.BaseStub()))
        self.path = os.path.join(os.path.dirname(__file__), "resources/repograph/")

    def test_repoid_option(self):
        args = ["--repo", "main"]
        self.cmd.base.repos.add(dnf.repo.Repo(name="main"))
        self.cmd.base.repos.add(dnf.repo.Repo(name="main_fail"))
        support.command_configure(self.cmd, args)
        repos = [repo.id for repo in self.cmd.base.repos.iter_enabled()]
        self.assertEqual(["main"], repos)

    def test_header(self):
        args = []
        with mock.patch("sys.stdout", new_callable=dnf.pycomp.StringIO) as stdout:
            support.command_run(self.cmd, args)
            expected_graph = ["digraph packages {", repograph.DOT_HEADER, "}\n"]
            self.assertEqual(stdout.getvalue(), "\n".join(expected_graph))

    def test_base(self):
        args = []
        self.cmd.base.add_remote_rpms([os.path.join(self.path, "noarch/foo-4-6.noarch.rpm")])
        self.cmd.base.add_remote_rpms([os.path.join(self.path, "noarch/bar-4-6.noarch.rpm")])
        with mock.patch("sys.stdout", new_callable=dnf.pycomp.StringIO) as stdout:
            support.command_run(self.cmd, args)
            expected_graph = ["digraph packages {", repograph.DOT_HEADER,
                              '"foo" [color="0.526086956522 0.626086956522 1.0"];',
                              '"foo" -> {',
                              '"bar"',
                              '} [color="0.526086956522 0.626086956522 1.0"];\n',
                              "}\n"]
        self.assertEqual(stdout.getvalue(), "\n".join(expected_graph))