# -*- coding: utf-8 -*-
'''
    :codeauthor: :email:`Eric Vz <eric@base10.org>`
'''

# Import Python Libs
from __future__ import absolute_import

# Import Salt Testing Libs
from tests.support.unit import TestCase, skipIf
from tests.support.mock import (
    MagicMock,
    patch,
    NO_MOCK,
    NO_MOCK_REASON
)

# Import Salt Libs
import salt.modules.pacman as pacman


@skipIf(NO_MOCK, NO_MOCK_REASON)
class PacmanTestCase(TestCase):
    '''
    Test cases for salt.modules.pacman
    '''

    def setUp(self):
        pacman.__salt__ = {}
        pacman.__context__ = {}

    def test_list_pkgs(self):
        '''
        Test if it list the packages currently installed in a dict
        '''
        cmdmock = MagicMock(return_value='A 1.0\nB 2.0')
        sortmock = MagicMock()
        stringifymock = MagicMock()
        mock_ret = {'A': ['1.0'], 'B': ['2.0']}
        with patch.dict(pacman.__salt__, {
                'cmd.run': cmdmock,
                'pkg_resource.add_pkg': lambda pkgs, name, version: pkgs.setdefault(name, []).append(version),
                'pkg_resource.sort_pkglist': sortmock,
                'pkg_resource.stringify': stringifymock
                }):
            self.assertDictEqual(pacman.list_pkgs(), mock_ret)

        sortmock.assert_called_with(mock_ret)
        stringifymock.assert_called_with(mock_ret)

    def test_list_pkgs_as_list(self):
        '''
        Test if it lists the packages currently installed in a dict
        '''
        cmdmock = MagicMock(return_value='A 1.0\nB 2.0')
        sortmock = MagicMock()
        stringifymock = MagicMock()
        mock_ret = {'A': ['1.0'], 'B': ['2.0']}
        with patch.dict(pacman.__salt__, {
                'cmd.run': cmdmock,
                'pkg_resource.add_pkg': lambda pkgs, name, version: pkgs.setdefault(name, []).append(version),
                'pkg_resource.sort_pkglist': sortmock,
                'pkg_resource.stringify': stringifymock
                }):
            self.assertDictEqual(pacman.list_pkgs(True), mock_ret)

        sortmock.assert_called_with(mock_ret)
        self.assertTrue(stringifymock.call_count == 0)

    def test_group_list(self):
        '''
        Test if it lists the available groups
        '''

        def cmdlist(cmd, **kwargs):
            '''
            Handle several different commands being run
            '''
            if cmd == ['pacman', '-Sgg']:
                return 'group-a pkg1\ngroup-a pkg2\ngroup-f pkg9\ngroup-c pkg3\ngroup-b pkg4'
            elif cmd == ['pacman', '-Qg']:
                return 'group-a pkg1\ngroup-b pkg4'
            else:
                return 'Untested command ({0}, {1})!'.format(cmd, kwargs)

        cmdmock = MagicMock(side_effect=cmdlist)

        sortmock = MagicMock()
        with patch.dict(pacman.__salt__, {
                'cmd.run': cmdmock,
                'pkg_resource.sort_pkglist': sortmock
                }):
            self.assertDictEqual(pacman.group_list(), {'available': ['group-c', 'group-f'], 'installed': ['group-b'], 'partially_installed': ['group-a']})

    def test_group_info(self):
        '''
        Test if it shows the packages in a group
        '''

        def cmdlist(cmd, **kwargs):
            '''
            Handle several different commands being run
            '''
            if cmd == ['pacman', '-Sgg', 'testgroup']:
                return 'testgroup pkg1\ntestgroup pkg2'
            else:
                return 'Untested command ({0}, {1})!'.format(cmd, kwargs)

        cmdmock = MagicMock(side_effect=cmdlist)

        sortmock = MagicMock()
        with patch.dict(pacman.__salt__, {
                'cmd.run': cmdmock,
                'pkg_resource.sort_pkglist': sortmock
                }):
            self.assertEqual(pacman.group_info('testgroup')['default'], ['pkg1', 'pkg2'])

    def test_group_diff(self):
        '''
        Test if it shows the difference between installed and target group contents
        '''

        listmock = MagicMock(return_value={'A': ['1.0'], 'B': ['2.0']})
        groupmock = MagicMock(return_value={
                'mandatory': [],
                'optional': [],
                'default': ['A', 'C'],
                'conditional': []})
        with patch.dict(pacman.__salt__, {
                'pkg.list_pkgs': listmock,
                'pkg.group_info': groupmock
                }):
            results = pacman.group_diff('testgroup')
            self.assertEqual(results['default'], {'installed': ['A'], 'not installed': ['C']})