# -*- coding: utf-8 -*-
"""
    :codeauthor: Jayesh Kariya <jayeshk@saltstack.com>
"""

# Import Python Libs
from __future__ import absolute_import, print_function, unicode_literals

import salt.modules.win_network as win_network

# Import Salt Libs
import salt.utils.network

# Import Salt Testing Libs
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.mock import MagicMock, Mock, patch
from tests.support.unit import TestCase, skipIf

try:
    import wmi

    HAS_WMI = True
except ImportError:
    HAS_WMI = False


class Mockwmi(object):
    """
    Mock wmi class
    """

    NetConnectionID = "Ethernet"

    def __init__(self):
        pass


class Mockwinapi(object):
    """
    Mock winapi class
    """

    def __init__(self):
        pass

    class winapi(object):
        """
        Mock winapi class
        """

        def __init__(self):
            pass

        class Com(object):
            """
            Mock Com method
            """

            def __enter__(self):
                return self

            def __exit__(self, *exc_info):
                return False


class WinNetworkTestCase(TestCase, LoaderModuleMockMixin):
    """
    Test cases for salt.modules.win_network
    """

    def setup_loader_modules(self):
        self.WMI = Mock()
        self.addCleanup(delattr, self, "WMI")
        return {win_network: {}}

    # 'ping' function tests: 1

    def test_ping(self):
        """
        Test if it performs a ping to a host.
        """
        mock = MagicMock(return_value=True)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertTrue(win_network.ping("127.0.0.1"))

    # 'netstat' function tests: 1

    def test_netstat(self):
        """
        Test if it return information on open ports and states
        """
        ret = (
            "  Proto  Local Address    Foreign Address    State    PID\n"
            "  TCP    127.0.0.1:1434    0.0.0.0:0    LISTENING    1728\n"
            "  UDP    127.0.0.1:1900    *:*        4240"
        )
        mock = MagicMock(return_value=ret)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertListEqual(
                win_network.netstat(),
                [
                    {
                        "local-address": "127.0.0.1:1434",
                        "program": "1728",
                        "proto": "TCP",
                        "remote-address": "0.0.0.0:0",
                        "state": "LISTENING",
                    },
                    {
                        "local-address": "127.0.0.1:1900",
                        "program": "4240",
                        "proto": "UDP",
                        "remote-address": "*:*",
                        "state": None,
                    },
                ],
            )

    # 'traceroute' function tests: 1

    def test_traceroute(self):
        """
        Test if it performs a traceroute to a 3rd party host
        """
        ret = (
            "  1     1 ms    <1 ms    <1 ms  172.27.104.1\n"
            "  2     1 ms    <1 ms     1 ms  121.242.35.1.s[121.242.35.1]\n"
            "  3     3 ms     2 ms     2 ms  121.242.4.53.s[121.242.4.53]\n"
        )
        mock = MagicMock(return_value=ret)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertListEqual(
                win_network.traceroute("google.com"),
                [
                    {
                        "count": "1",
                        "hostname": None,
                        "ip": "172.27.104.1",
                        "ms1": "1",
                        "ms2": "<1",
                        "ms3": "<1",
                    },
                    {
                        "count": "2",
                        "hostname": None,
                        "ip": "121.242.35.1.s[121.242.35.1]",
                        "ms1": "1",
                        "ms2": "<1",
                        "ms3": "1",
                    },
                    {
                        "count": "3",
                        "hostname": None,
                        "ip": "121.242.4.53.s[121.242.4.53]",
                        "ms1": "3",
                        "ms2": "2",
                        "ms3": "2",
                    },
                ],
            )

    # 'nslookup' function tests: 1

    def test_nslookup(self):
        """
        Test if it query DNS for information about a domain or ip address
        """
        ret = (
            "Server:  ct-dc-3-2.cybage.com\n"
            "Address:  172.27.172.12\n"
            "Non-authoritative answer:\n"
            "Name:    google.com\n"
            "Addresses:  2404:6800:4007:806::200e\n"
            "216.58.196.110\n"
        )
        mock = MagicMock(return_value=ret)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertListEqual(
                win_network.nslookup("google.com"),
                [
                    {"Server": "ct-dc-3-2.cybage.com"},
                    {"Address": "172.27.172.12"},
                    {"Name": "google.com"},
                    {"Addresses": ["2404:6800:4007:806::200e", "216.58.196.110"]},
                ],
            )

    # 'dig' function tests: 1

    def test_dig(self):
        """
        Test if it performs a DNS lookup with dig
        """
        mock = MagicMock(return_value=True)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertTrue(win_network.dig("google.com"))

    # 'interfaces_names' function tests: 1

    @skipIf(not HAS_WMI, "WMI only available on Windows")
    def test_interfaces_names(self):
        """
        Test if it return a list of all the interfaces names
        """
        self.WMI.Win32_NetworkAdapter = MagicMock(return_value=Mockwmi)
        with patch("salt.utils.winapi.Com", MagicMock()), patch.object(
            self.WMI, "Win32_NetworkAdapter", return_value=[Mockwmi()]
        ), patch("salt.utils", Mockwinapi), patch.object(
            wmi, "WMI", Mock(return_value=self.WMI)
        ):
            self.assertListEqual(win_network.interfaces_names(), ["Ethernet"])

    # 'interfaces' function tests: 1

    def test_interfaces(self):
        """
        Test if it return information about all the interfaces on the minion
        """
        with patch.object(
            salt.utils.network, "win_interfaces", MagicMock(return_value=True)
        ):
            self.assertTrue(win_network.interfaces())

    # 'hw_addr' function tests: 1

    def test_hw_addr(self):
        """
        Test if it return the hardware address (a.k.a. MAC address)
        for a given interface
        """
        with patch.object(
            salt.utils.network, "hw_addr", MagicMock(return_value="Ethernet")
        ):
            self.assertEqual(win_network.hw_addr("Ethernet"), "Ethernet")

    # 'subnets' function tests: 1

    def test_subnets(self):
        """
        Test if it returns a list of subnets to which the host belongs
        """
        with patch.object(
            salt.utils.network, "subnets", MagicMock(return_value="10.1.1.0/24")
        ):
            self.assertEqual(win_network.subnets(), "10.1.1.0/24")

    # 'in_subnet' function tests: 1

    def test_in_subnet(self):
        """
        Test if it returns True if host is within specified subnet,
        otherwise False
        """
        with patch.object(
            salt.utils.network, "in_subnet", MagicMock(return_value=True)
        ):
            self.assertTrue(win_network.in_subnet("10.1.1.0/16"))

    # 'get_route' function tests: 1

    def test_get_route(self):
        """
        Test if it return information on open ports and states
        """
        ret = (
            "\n\n"
            "IPAddress         : 10.0.0.15\n"
            "InterfaceIndex    : 3\n"
            "InterfaceAlias    : Wi-Fi\n"
            "AddressFamily     : IPv4\n"
            "Type              : Unicast\n"
            "PrefixLength      : 24\n"
            "PrefixOrigin      : Dhcp\n"
            "SuffixOrigin      : Dhcp\n"
            "AddressState      : Preferred\n"
            "ValidLifetime     : 6.17:52:39\n"
            "PreferredLifetime : 6.17:52:39\n"
            "SkipAsSource      : False\n"
            "PolicyStore       : ActiveStore\n"
            "\n\n"
            "Caption            :\n"
            "Description        :\n"
            "ElementName        :\n"
            "InstanceID         : :8:8:8:9:55=55;:8;8;:8;55;\n"
            "AdminDistance      :\n"
            "DestinationAddress :\n"
            "IsStatic           :\n"
            "RouteMetric        : 0\n"
            "TypeOfRoute        : 3\n"
            "AddressFamily      : IPv4\n"
            "CompartmentId      : 1\n"
            "DestinationPrefix  : 0.0.0.0/0\n"
            "InterfaceAlias     : Wi-Fi\n"
            "InterfaceIndex     : 3\n"
            "NextHop            : 10.0.0.1\n"
            "PreferredLifetime  : 6.23:14:43\n"
            "Protocol           : NetMgmt\n"
            "Publish            : No\n"
            "Store              : ActiveStore\n"
            "ValidLifetime      : 6.23:14:43\n"
            "PSComputerName     :\n"
            "ifIndex            : 3"
        )
        mock = MagicMock(return_value=ret)
        with patch.dict(win_network.__salt__, {"cmd.run": mock}):
            self.assertDictEqual(
                win_network.get_route("192.0.0.8"),
                {
                    "destination": "192.0.0.8",
                    "gateway": "10.0.0.1",
                    "interface": "Wi-Fi",
                    "source": "10.0.0.15",
                },
            )
