#
# (c) 2016 Red Hat Inc.
#
# This file is part of Ansible
#
# Ansible is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# Ansible 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 General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with Ansible.  If not, see <http://www.gnu.org/licenses/>.

# Make coding more python3-ish
from __future__ import absolute_import, division, print_function


__metaclass__ = type
from unittest.mock import patch

from ansible_collections.cisco.ios.plugins.modules import ios_system
from ansible_collections.cisco.ios.tests.unit.modules.utils import set_module_args

from .ios_module import TestIosModule, load_fixture


class TestIosSystemModule(TestIosModule):
    module = ios_system

    def setUp(self):
        super(TestIosSystemModule, self).setUp()

        self.mock_get_config = patch(
            "ansible_collections.cisco.ios.plugins.modules.ios_system.get_config",
        )
        self.get_config = self.mock_get_config.start()

        self.mock_load_config = patch(
            "ansible_collections.cisco.ios.plugins.modules.ios_system.load_config",
        )
        self.load_config = self.mock_load_config.start()

    def tearDown(self):
        super(TestIosSystemModule, self).tearDown()
        self.mock_get_config.stop()
        self.mock_load_config.stop()

    def load_fixtures(self, commands=None):
        self.get_config.return_value = load_fixture("ios_system_config.cfg")
        self.load_config.return_value = None

    def test_ios_system_hostname_changed(self):
        set_module_args(dict(hostname="foo"))
        commands = ["hostname foo"]
        self.execute_module(changed=True, commands=commands)

    def test_ios_system_domain_name(self):
        set_module_args(dict(domain_name=["test.com"]))
        commands = [
            "ip domain name test.com",
            "no ip domain name eng.example.net",
            "no ip domain name vrf management eng.example.net",
        ]
        self.execute_module(changed=True, commands=commands)

    def test_ios_system_domain_name_complex(self):
        set_module_args(
            dict(
                domain_name=[
                    {"name": "test.com", "vrf": "test"},
                    {"name": "eng.example.net"},
                ],
            ),
        )
        commands = [
            "ip domain name vrf test test.com",
            "no ip domain name vrf management eng.example.net",
        ]
        self.execute_module(changed=True, commands=commands)

    def test_ios_system_domain_search(self):
        set_module_args(dict(domain_search=["ansible.com", "redhat.com"]))
        commands = [
            "no ip domain list vrf management example.net",
            "no ip domain list example.net",
            "no ip domain list example.com",
            "ip domain list ansible.com",
            "ip domain list redhat.com",
        ]
        self.execute_module(changed=True, commands=commands, sort=False)

    def test_ios_system_domain_search_complex(self):
        set_module_args(dict(domain_search=[{"name": "ansible.com", "vrf": "test"}]))
        commands = [
            "no ip domain list vrf management example.net",
            "no ip domain list example.net",
            "no ip domain list example.com",
            "ip domain list vrf test ansible.com",
        ]
        self.execute_module(changed=True, commands=commands, sort=False)

    def test_ios_system_lookup_source(self):
        set_module_args(dict(lookup_source="Ethernet1"))
        commands = ["ip domain lookup source-interface Ethernet1"]
        self.execute_module(changed=True, commands=commands)

    def test_ios_system_name_servers(self):
        name_servers = ["8.8.8.8", "8.8.4.4"]
        set_module_args(dict(name_servers=name_servers))
        commands = [
            "no ip name-server vrf management 8.8.8.8",
            "ip name-server 8.8.4.4",
        ]
        self.execute_module(changed=True, commands=commands, sort=False)

    def rest_ios_system_name_servers_complex(self):
        name_servers = dict(server="8.8.8.8", vrf="test")
        set_module_args(dict(name_servers=name_servers))
        commands = [
            "no name-server 8.8.8.8",
            "no name-server vrf management 8.8.8.8",
            "ip name-server vrf test 8.8.8.8",
        ]
        self.execute_module(changed=True, commands=commands, sort=False)

    def test_ios_system_state_absent(self):
        set_module_args(dict(state="absent"))
        commands = [
            "no hostname",
            "no ip domain lookup source-interface GigabitEthernet0/0",
            "no ip domain list vrf management",
            "no ip domain list",
            "no ip domain name vrf management",
            "no ip domain name",
            "no ip name-server vrf management",
            "no ip name-server",
        ]
        self.execute_module(changed=True, commands=commands)

    def test_ios_system_no_change(self):
        set_module_args(dict(hostname="ios01"))
        self.execute_module(commands=[])

    def test_ios_system_missing_vrf(self):
        name_servers = dict(server="8.8.8.8", vrf="missing")
        set_module_args(dict(name_servers=name_servers))
        self.execute_module(failed=True)
