# 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 units.compat.mock import patch
from ansible.modules.network.ios import ios_facts
from ansible.module_utils.six import assertCountEqual
from units.modules.utils import set_module_args
from .ios_module import TestIosModule, load_fixture


class TestIosFactsModule(TestIosModule):

    module = ios_facts

    def setUp(self):
        super(TestIosFactsModule, self).setUp()
        self.mock_run_commands = patch('ansible.modules.network.ios.ios_facts.run_commands')
        self.run_commands = self.mock_run_commands.start()

        self.mock_get_capabilities = patch('ansible.modules.network.ios.ios_facts.get_capabilities')
        self.get_capabilities = self.mock_get_capabilities.start()
        self.get_capabilities.return_value = {
            'device_info': {
                'network_os': 'ios',
                'network_os_hostname': 'an-ios-01',
                'network_os_image': 'flash0:/vios-adventerprisek9-m',
                'network_os_model': 'WS-C3750-24TS',
                'network_os_version': '15.6(3)M2'
            },
            'network_api': 'cliconf'
        }

    def tearDown(self):
        super(TestIosFactsModule, self).tearDown()
        self.mock_run_commands.stop()
        self.mock_get_capabilities.stop()

    def load_fixtures(self, commands=None):
        def load_from_file(*args, **kwargs):
            module = args
            commands = kwargs['commands']
            output = list()

            for command in commands:
                filename = str(command).split(' | ')[0].replace(' ', '_')
                output.append(load_fixture('ios_facts_%s' % filename))
            return output

        self.run_commands.side_effect = load_from_file

    def test_ios_facts_stacked(self):
        set_module_args(dict(gather_subset='default'))
        result = self.execute_module()
        self.assertEqual(
            result['ansible_facts']['ansible_net_model'], 'WS-C3750-24TS'
        )
        self.assertEqual(
            result['ansible_facts']['ansible_net_serialnum'], 'CAT0726R0ZU'
        )
        self.assertEqual(
            result['ansible_facts']['ansible_net_stacked_models'], ['WS-C3750-24TS-E', 'WS-C3750-24TS-E', 'WS-C3750G-12S-E']
        )
        self.assertEqual(
            result['ansible_facts']['ansible_net_stacked_serialnums'], ['CAT0726R0ZU', 'CAT0726R10A', 'CAT0732R0M4']
        )

    def test_ios_facts_tunnel_address(self):
        set_module_args(dict(gather_subset='interfaces'))
        result = self.execute_module()
        self.assertEqual(
            result['ansible_facts']['ansible_net_interfaces']['GigabitEthernet0/0']['macaddress'], '5e00.0003.0000'
        )
        self.assertEqual(
            result['ansible_facts']['ansible_net_interfaces']['GigabitEthernet1']['macaddress'], '5e00.0006.0000'
        )
        self.assertIsNone(
            result['ansible_facts']['ansible_net_interfaces']['Tunnel1110']['macaddress']
        )

    def test_ios_facts_filesystems_info(self):
        set_module_args(dict(gather_subset='hardware'))
        result = self.execute_module()
        self.assertEqual(
            result['ansible_facts']['ansible_net_filesystems_info']['bootflash:']['spacetotal_kb'], 7712692.0
        )
        self.assertEqual(
            result['ansible_facts']['ansible_net_filesystems_info']['bootflash:']['spacefree_kb'], 6453180.0
        )

    def test_ios_facts_neighbors(self):
        set_module_args(dict(gather_subset='interfaces'))
        result = self.execute_module()
        assertCountEqual(
            self,
            result['ansible_facts']['ansible_net_neighbors'].keys(), ['GigabitEthernet1', 'GigabitEthernet3']
        )
        assertCountEqual(
            self,
            result['ansible_facts']['ansible_net_neighbors']['GigabitEthernet1'],
            [{'host': 'R2', 'port': 'GigabitEthernet2'}, {'host': 'R3', 'port': 'GigabitEthernet3'}]
        )
        assertCountEqual(
            self,
            result['ansible_facts']['ansible_net_neighbors']['GigabitEthernet3'], [{'host': 'Rtest', 'port': 'Gi1'}]
        )
