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

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

# Import Salt Libs
import salt.modules.useradd as useradd
from salt.exceptions import CommandExecutionError

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

try:
    import pwd

    HAS_PWD = True
except ImportError:
    HAS_PWD = False


class UserAddTestCase(TestCase, LoaderModuleMockMixin):
    """
    Test cases for salt.modules.useradd
    """

    def setup_loader_modules(self):
        return {useradd: {}}

    @classmethod
    def setUpClass(cls):
        cls.mock_pwall = {
            "gid": 0,
            "groups": ["root"],
            "home": "/root",
            "name": "root",
            "passwd": "x",
            "shell": "/bin/bash",
            "uid": 0,
            "fullname": "root",
            "roomnumber": "",
            "workphone": "",
            "homephone": "",
            "other": "",
        }

    @classmethod
    def tearDownClass(cls):
        del cls.mock_pwall

    # 'add' function tests: 1

    def test_add(self):
        """
        Test for adding a user
        """
        with patch.dict(useradd.__grains__, {"kernel": "OpenBSD"}):
            mock = MagicMock(return_value={"retcode": 0})
            with patch.dict(useradd.__salt__, {"cmd.run_all": mock}):
                self.assertTrue(useradd.add("Salt"))

            mock = MagicMock(return_value={"retcode": 1})
            with patch.dict(useradd.__salt__, {"cmd.run_all": mock}):
                self.assertFalse(useradd.add("Salt"))

    # 'getent' function tests: 2

    @skipIf(HAS_PWD is False, "The pwd module is not available")
    def test_getent(self):
        """
        Test if user.getent already have a value
        """
        with patch("salt.modules.useradd.__context__", MagicMock(return_value="Salt")):
            self.assertTrue(useradd.getent())

    @skipIf(HAS_PWD is False, "The pwd module is not available")
    def test_getent_user(self):
        """
        Tests the return information on all users
        """
        with patch("pwd.getpwall", MagicMock(return_value=[""])):
            ret = [
                {
                    "gid": 0,
                    "groups": ["root"],
                    "home": "/root",
                    "name": "root",
                    "passwd": "x",
                    "shell": "/bin/bash",
                    "uid": 0,
                    "fullname": "root",
                    "roomnumber": "",
                    "workphone": "",
                    "homephone": "",
                    "other": "",
                }
            ]
            with patch(
                "salt.modules.useradd._format_info",
                MagicMock(return_value=self.mock_pwall),
            ):
                self.assertEqual(useradd.getent(), ret)

    # 'chuid' function tests: 1

    def test_chuid(self):
        """
        Test if the uid of a user change
        """
        mock = MagicMock(return_value={"uid": 11})
        with patch.object(useradd, "info", mock):
            self.assertTrue(useradd.chuid("name", 11))

        mock_run = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(side_effect=[{"uid": 11}, {"uid": 11}])
            with patch.object(useradd, "info", mock):
                self.assertFalse(useradd.chuid("name", 22))

        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(side_effect=[{"uid": 11}, {"uid": 22}])
            with patch.object(useradd, "info", mock):
                self.assertTrue(useradd.chuid("name", 11))

    # 'chgid' function tests: 1

    def test_chgid(self):
        """
        Test the default group of the user
        """
        mock = MagicMock(return_value={"gid": 11})
        with patch.object(useradd, "info", mock):
            self.assertTrue(useradd.chgid("name", 11))

        mock_run = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(side_effect=[{"gid": 22}, {"gid": 22}])
            with patch.object(useradd, "info", mock):
                self.assertFalse(useradd.chgid("name", 11))

        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(side_effect=[{"gid": 11}, {"gid": 22}])
            with patch.object(useradd, "info", mock):
                self.assertTrue(useradd.chgid("name", 11))

    # 'chshell' function tests: 1

    def test_chshell(self):
        """
        Test the default shell of user
        """
        mock = MagicMock(return_value={"shell": "/bin/bash"})
        with patch.object(useradd, "info", mock):
            self.assertTrue(useradd.chshell("name", "/bin/bash"))

        mock_run = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(
                side_effect=[{"shell": "/bin/bash"}, {"shell": "/bin/bash"}]
            )
            with patch.object(useradd, "info", mock):
                self.assertFalse(useradd.chshell("name", "/usr/bash"))

        with patch.dict(useradd.__salt__, {"cmd.run": mock_run}):
            mock = MagicMock(
                side_effect=[{"shell": "/bin/bash"}, {"shell": "/usr/bash"}]
            )
            with patch.object(useradd, "info", mock):
                self.assertTrue(useradd.chshell("name", "/bin/bash"))

    # 'chhome' function tests: 1

    def test_chhome(self):
        """
        Test if home directory given is same as previous home directory
        """
        mock = MagicMock(return_value={"home": "/root"})
        with patch.object(useradd, "info", mock):
            self.assertTrue(useradd.chhome("name", "/root"))

        mock = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock}):
            mock = MagicMock(side_effect=[{"home": "/root"}, {"home": "/root"}])
            with patch.object(useradd, "info", mock):
                self.assertFalse(useradd.chhome("name", "/user"))

        mock = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock}):
            mock = MagicMock(side_effect=[{"home": "/root"}, {"home": "/root"}])
            with patch.object(useradd, "info", mock):
                self.assertTrue(useradd.chhome("name", "/root"))

    # 'chgroups' function tests: 1

    def test_chgroups(self):
        """
        Test if user groups changed
        """
        mock = MagicMock(return_value=["wheel", "root"])
        with patch.object(useradd, "list_groups", mock):
            self.assertTrue(useradd.chgroups("foo", "wheel,root"))

        mock = MagicMock(return_value=["wheel", "root"])
        with patch.object(useradd, "list_groups", mock):
            with patch.dict(useradd.__grains__, {"kernel": "OpenBSD"}):
                mock_runall = MagicMock(return_value={"retcode": False, "stderr": ""})
                with patch.dict(useradd.__salt__, {"cmd.run_all": mock_runall}):
                    self.assertTrue(useradd.chgroups("foo", "wheel,test,root"))

                mock_runall = MagicMock(return_value={"retcode": True, "stderr": ""})
                with patch.dict(useradd.__salt__, {"cmd.run_all": mock_runall}):
                    self.assertFalse(useradd.chgroups("foo", "wheel,test,root"))

    # 'chfullname' function tests: 1

    def test_chfullname(self):
        """
        Test if the user's Full Name is changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "_get_gecos", mock):
            self.assertFalse(useradd.chfullname("Salt", "SaltStack"))

        mock = MagicMock(return_value={"fullname": "SaltStack"})
        with patch.object(useradd, "_get_gecos", mock):
            self.assertTrue(useradd.chfullname("Salt", "SaltStack"))

        mock = MagicMock(return_value={"fullname": "SaltStack"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"fullname": "SaltStack2"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chfullname("Salt", "SaltStack1"))

        mock = MagicMock(return_value={"fullname": "SaltStack2"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"fullname": "SaltStack2"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chfullname("Salt", "SaltStack1"))

    # 'chroomnumber' function tests: 1

    def test_chroomnumber(self):
        """
        Test if the user's Room Number is changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "_get_gecos", mock):
            self.assertFalse(useradd.chroomnumber("salt", 1))

        mock = MagicMock(return_value={"roomnumber": "1"})
        with patch.object(useradd, "_get_gecos", mock):
            self.assertTrue(useradd.chroomnumber("salt", 1))

        mock = MagicMock(return_value={"roomnumber": "2"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"roomnumber": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chroomnumber("salt", 1))

        mock = MagicMock(return_value={"roomnumber": "3"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"roomnumber": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chroomnumber("salt", 1))

    # 'chworkphone' function tests: 1

    def test_chworkphone(self):
        """
        Test if the user's Work Phone is changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "_get_gecos", mock):
            self.assertFalse(useradd.chworkphone("salt", 1))

        mock = MagicMock(return_value={"workphone": "1"})
        with patch.object(useradd, "_get_gecos", mock):
            self.assertTrue(useradd.chworkphone("salt", 1))

        mock = MagicMock(return_value={"workphone": "2"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"workphone": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chworkphone("salt", 1))

        mock = MagicMock(return_value={"workphone": "3"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"workphone": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chworkphone("salt", 1))

    # 'chhomephone' function tests: 1

    def test_chhomephone(self):
        """
        Test if the user's Home Phone is changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "_get_gecos", mock):
            self.assertFalse(useradd.chhomephone("salt", 1))

        mock = MagicMock(return_value={"homephone": "1"})
        with patch.object(useradd, "_get_gecos", mock):
            self.assertTrue(useradd.chhomephone("salt", 1))

        mock = MagicMock(return_value={"homephone": "2"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"homephone": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chhomephone("salt", 1))

        mock = MagicMock(return_value={"homephone": "3"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"homephone": "3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chhomephone("salt", 1))

    # 'chother' function tests: 1

    def test_chother(self):
        """
        Test if the user's other GECOS attribute is changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "_get_gecos", mock):
            self.assertFalse(useradd.chother("salt", 1))

        mock = MagicMock(return_value={"other": "foobar"})
        with patch.object(useradd, "_get_gecos", mock):
            self.assertTrue(useradd.chother("salt", "foobar"))

        mock = MagicMock(return_value={"other": "foobar2"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"other": "foobar3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chother("salt", "foobar"))

        mock = MagicMock(return_value={"other": "foobar3"})
        with patch.object(useradd, "_get_gecos", mock):
            mock = MagicMock(return_value=None)
            with patch.dict(useradd.__salt__, {"cmd.run": mock}):
                mock = MagicMock(return_value={"other": "foobar3"})
                with patch.object(useradd, "info", mock):
                    self.assertFalse(useradd.chother("salt", "foobar"))

    # 'info' function tests: 1

    @skipIf(HAS_PWD is False, "The pwd module is not available")
    def test_info(self):
        """
        Test the user information
        """
        self.assertEqual(useradd.info("username-that-does-not-exist"), {})

        mock = MagicMock(
            return_value=pwd.struct_passwd(
                (
                    "_TEST_GROUP",
                    "*",
                    83,
                    83,
                    "AMaViS Daemon",
                    "/var/virusmails",
                    "/usr/bin/false",
                )
            )
        )
        with patch.object(pwd, "getpwnam", mock):
            self.assertEqual(
                useradd.info("username-that-does-not-exist")["name"], "_TEST_GROUP"
            )

    # 'list_groups' function tests: 1

    def test_list_groups(self):
        """
        Test if it return a list of groups the named user belongs to
        """
        with patch("salt.utils.user.get_group_list", MagicMock(return_value="Salt")):
            self.assertEqual(useradd.list_groups("name"), "Salt")

    # 'list_users' function tests: 1

    @skipIf(HAS_PWD is False, "The pwd module is not available")
    def test_list_users(self):
        """
        Test if it returns a list of all users
        """
        self.assertTrue(useradd.list_users())

    # 'list_users' function tests: 1

    def test_rename(self):
        """
        Test if the username for a named user changed
        """
        mock = MagicMock(return_value=False)
        with patch.object(useradd, "info", mock):
            self.assertRaises(CommandExecutionError, useradd.rename, "salt", 1)

        mock = MagicMock(return_value=True)
        with patch.object(useradd, "info", mock):
            self.assertRaises(CommandExecutionError, useradd.rename, "salt", 1)

        mock = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock}):
            mock = MagicMock(side_effect=[False, {"name": ""}, {"name": "salt"}])
            with patch.object(useradd, "info", mock):
                self.assertTrue(useradd.rename("name", "salt"))

        mock = MagicMock(return_value=None)
        with patch.dict(useradd.__salt__, {"cmd.run": mock}):
            mock = MagicMock(side_effect=[False, {"name": ""}, {"name": ""}])
            with patch.object(useradd, "info", mock):
                self.assertFalse(useradd.rename("salt", "salt"))

    def test_build_gecos_field(self):
        """
        Test if gecos fields are built correctly (removing trailing commas)
        """
        test_gecos = {
            "fullname": "Testing",
            "roomnumber": 1234,
            "workphone": 22222,
            "homephone": 99999,
        }
        expected_gecos_fields = "Testing,1234,22222,99999"
        self.assertEqual(useradd._build_gecos(test_gecos), expected_gecos_fields)
        test_gecos.pop("roomnumber")
        test_gecos.pop("workphone")
        expected_gecos_fields = "Testing,,,99999"
        self.assertEqual(useradd._build_gecos(test_gecos), expected_gecos_fields)
        test_gecos.pop("homephone")
        expected_gecos_fields = "Testing"
        self.assertEqual(useradd._build_gecos(test_gecos), expected_gecos_fields)