# -*- coding: utf-8 -*-

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

# Imports Standards
import os

# Import salt libs
import salt.utils.platform
import salt.utils.user
from tests.support.mock import patch
from tests.support.runtests import this_user

# Import Salt Testing libs
from tests.support.unit import TestCase, skipIf

# Import Conditionals
try:
    import grp

    HAS_GRP = True
except ImportError:
    HAS_GRP = False

try:
    import pwd

    HAS_PWD = True
except ImportError:
    HAS_PWD = False


class TestUser(TestCase):
    @skipIf(HAS_GRP is False or HAS_PWD is False, "Module grp or pwd is missing")
    @skipIf(salt.utils.platform.is_windows(), "Module not available on Windows")
    def test_chugid_and_umask(self):

        running_user = this_user()
        running_group = grp.getgrgid(os.getgid()).gr_name

        gids = {30: "expectedgroup", 20: running_group}
        getgrnams = {
            "expectedgroup": grp.struct_group(
                ("expectedgroup", "*", 30, ["expecteduser"])
            ),
            running_group: grp.struct_group((running_group, "*", 20, [running_user])),
        }
        getpwnams = {
            "expecteduser": pwd.struct_passwd(
                ("expecteduser", "x", 30, 30, "-", "-", "-")
            ),
            running_user: pwd.struct_passwd((running_user, "x", 20, 20, "-", "-", "-")),
        }

        def getgrnam(group):
            return getgrnams[group]

        def getpwnam(user):
            return getpwnams[user]

        def getgrgid(gid):
            return getgrnams[gids[gid]]

        with patch("grp.getgrgid", getgrgid):
            with patch("grp.getgrnam", getgrnam):
                with patch("pwd.getpwnam", getpwnam):
                    with patch("salt.utils.user.chugid") as chugid_mock:
                        salt.utils.user.chugid_and_umask(
                            "expecteduser", umask=None, group=running_group
                        )
                        chugid_mock.assert_called_with("expecteduser", running_group)
                        salt.utils.user.chugid_and_umask(
                            "expecteduser", umask=None, group=None
                        )
                        chugid_mock.assert_called_with("expecteduser", "expectedgroup")