#    Copyright 2013 Mirantis, Inc.
#
#    Licensed under the Apache License, Version 2.0 (the "License"); you may
#    not use this file except in compliance with the License. You may obtain
#    a copy of the License at
#
#         http://www.apache.org/licenses/LICENSE-2.0
#
#    Unless required by applicable law or agreed to in writing, software
#    distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
#    WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
#    License for the specific language governing permissions and limitations
#    under the License.

import time

import mock

from shotgun.config import Config
from shotgun.test import base


class TestConfig(base.BaseTestCase):

    def test_timestamp(self):
        t = time.localtime()
        with mock.patch('shotgun.config.time') as MockedTime:
            MockedTime.localtime.return_value = t
            MockedTime.strftime.side_effect = time.strftime
            conf = Config({})
            stamped = conf._timestamp("sample")
        self.assertEqual(
            stamped,
            "sample-{0}".format(time.strftime('%Y-%m-%d_%H-%M-%S', t))
        )

    def test_target_timestamp(self):
        conf = Config({
            "target": "/tmp/sample",
            "timestamp": True
        })
        self.assertRegex(
            conf.target,
            ur"\/tmp\/sample\-[\d]{4}\-[\d]{2}\-[\d]{2}_"
            "([\d]{2}\-){2}[\d]{2}",
        )

    @mock.patch('shotgun.config.settings')
    def test_timeout(self, m_settings):
        conf = Config({})
        self.assertIs(conf.timeout, m_settings.DEFAULT_TIMEOUT)

    def test_pass_default_timeout(self):
        timeout = 1345
        conf = Config({
            'timeout': timeout,
        })
        self.assertEqual(conf.timeout, timeout)

    def test_on_network_error(self):
        data = {
            "dump": {
                "master": {
                    "objects":
                        [{"path": "/etc/nailgun",
                          "type": "dir"},
                         ],
                    "hosts": [{"ssh-key": "/root/.ssh/id_rsa",
                               "address": "10.109.2.2"}]},
            }
        }
        conf = Config(data)
        obj = conf.objects.next()
        host = conf.get_network_address(obj)
        self.assertNotIn(obj, conf.try_again)
        self.assertNotIn(host, conf.offline_hosts)
        conf.on_network_error(obj)
        self.assertIn(obj, conf.try_again)
        self.assertIn(host, conf.offline_hosts)

    def test_get_network_address(self):
        data = {
            "dump": {
                "master": {
                    "objects":
                        [{"path": "/etc/nailgun",
                          "type": "dir"},
                         ],
                    "hosts": [{"ssh-key": "/root/.ssh/id_rsa",
                               "address": "10.109.2.2"}]},
            }
        }
        conf = Config(data)
        obj = conf.objects.next()
        self.assertEqual('10.109.2.2', conf.get_network_address(obj))

    def test_get_network_address_hostname(self):
        hostname = "fuel.tld"
        data = {
            "dump": {
                "master": {
                    "objects":
                        [{"path": "/etc/nailgun",
                          "type": "dir"},
                         ],
                    "hosts": [{"ssh-key": "/root/.ssh/id_rsa",
                               "hostname": hostname}]},
            }
        }
        conf = Config(data)
        obj = conf.objects.next()
        self.assertEqual(hostname, conf.get_network_address(obj))

    def test_get_network_address_absent_address_and_hostname(self):
        data = {
            "dump": {
                "master": {
                    "objects":
                        [{"path": "/etc/nailgun",
                          "type": "dir"}]},
            }
        }
        conf = Config(data)
        obj = conf.objects.next()
        self.assertIsNone(conf.get_network_address(obj))

    def test_obj_without_hosts(self):
        data = {
            "dump": {
                "fake_role1": {
                    "objects":
                        [{"fake_obj_1": '1'}, {"fake_obj_2": '2'}]},
            }
        }
        conf = Config(data)
        expected_objs = [
            {'host': {}, 'fake_obj_1': '1'},
            {'host': {}, 'fake_obj_2': '2'}]
        self.assertItemsEqual(expected_objs, conf.objs)

    def test_init(self):
        data = {
            "dump": {
                "fake_role1": {
                    "objects":
                        [{"fake_obj_1": '1'}, {"fake_obj_2": '2'}],
                    "hosts": ["fake_host1", "fake_host2", "fake_host3"]},
            }
        }
        conf = Config(data)
        expected_objs = [
            {'host': 'fake_host1', 'fake_obj_1': '1'},
            {'host': 'fake_host1', 'fake_obj_2': '2'},
            {'host': 'fake_host2', 'fake_obj_1': '1'},
            {'host': 'fake_host2', 'fake_obj_2': '2'},
            {'host': 'fake_host3', 'fake_obj_1': '1'},
            {'host': 'fake_host3', 'fake_obj_2': '2'}]
        self.assertItemsEqual(expected_objs, conf.objs)