# (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.arista.eos.plugins.modules import eos_system
from ansible_collections.arista.eos.tests.unit.modules.utils import set_module_args

from .eos_module import TestEosModule, load_fixture


class TestEosSystemModule(TestEosModule):
    module = eos_system

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

        self.mock_get_config = patch(
            "ansible_collections.arista.eos.plugins.modules.eos_system.get_config",
        )
        self.get_config = self.mock_get_config.start()

        self.mock_load_config = patch(
            "ansible_collections.arista.eos.plugins.modules.eos_system.load_config",
        )
        self.load_config = self.mock_load_config.start()

    def tearDown(self):
        super(TestEosSystemModule, self).tearDown()

        self.mock_get_config.stop()
        self.mock_load_config.stop()

    def load_fixtures(self, commands=None, transport="cli"):
        self.get_config.return_value = load_fixture("eos_system_config.cfg")
        self.load_config.return_value = dict(diff=None, session="session")

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

    def test_eos_system_domain_name(self):
        set_module_args(dict(domain_name="test.com"))
        commands = ["dns domain test.com"]
        self.execute_module(changed=True, commands=commands)

    def test_eos_system_domain_list(self):
        set_module_args(dict(domain_list=["ansible.com", "redhat.com"]))
        commands = [
            "no ip domain-list ops.ansible.com",
            "ip domain-list redhat.com",
        ]
        self.execute_module(changed=True, commands=commands)

    def test_eos_system_lookup_source(self):
        set_module_args(dict(lookup_source=["Ethernet1"]))
        commands = [
            "no ip domain lookup source-interface Management1",
            "ip domain lookup source-interface Ethernet1",
        ]
        self.execute_module(changed=True, commands=commands)

    def test_eos_system_lookup_source_complex(self):
        lookup_source = [
            {"interface": "Management1", "vrf": "mgmt"},
            {"interface": "Ethernet1"},
        ]
        set_module_args(dict(lookup_source=lookup_source))
        commands = [
            "no ip domain lookup source-interface Management1",
            "ip domain lookup vrf mgmt source-interface Management1",
            "ip domain lookup source-interface Ethernet1",
        ]
        self.execute_module(changed=True, commands=commands)

    # def test_eos_system_name_servers(self):
    #     name_servers = ['8.8.8.8', '8.8.4.4']
    #     set_module_args(dict(name_servers=name_servers))
    #     commands = ['ip name-server 8.8.4.4',
    #                 'no ip name-server vrf mgmt 8.8.4.4']
    #     self.execute_module(changed=True, commands=commands)

    # def rest_eos_system_name_servers_complex(self):
    #     name_servers = dict(server='8.8.8.8', vrf='test')
    #     set_module_args(dict(name_servers=name_servers))
    #     commands = ['ip name-server vrf test 8.8.8.8',
    #                 'no ip name-server vrf default 8.8.8.8',
    #                 'no ip name-server vrf mgmt 8.8.4.4']
    #     self.execute_module(changed=True, commands=commands)

    def test_eos_system_state_absent(self):
        set_module_args(dict(state="absent"))
        commands = ["no dns domain", "no hostname"]
        self.execute_module(changed=True, commands=commands)

    def test_eos_system_no_change(self):
        set_module_args(
            dict(hostname="switch01", domain_name="eng.ansible.com"),
        )
        commands = []
        self.execute_module(commands=commands)

    def test_eos_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)
