# -*- coding: utf-8 -*-
'''
unit tests for the cache runner
'''

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

# Import Salt Testing Libs
from tests.support.runtests import RUNTIME_VARS
from tests.support.mixins import LoaderModuleMockMixin
from tests.support.unit import TestCase
from tests.support.mock import (
    patch
)

# Import Salt Libs
import salt.runners.cache as cache
import salt.utils.master


class CacheTest(TestCase, LoaderModuleMockMixin):
    '''
    Validate the cache runner
    '''
    def setup_loader_modules(self):
        return {cache: {'__opts__': {'cache': 'localfs', 'pki_dir': RUNTIME_VARS.TMP, 'key_cache': True}}}

    def test_grains(self):
        '''
        test cache.grains runner
        '''
        mock_minion = ['Larry']
        mock_ret = {}
        self.assertEqual(cache.grains(minion=mock_minion), mock_ret)

        mock_data = 'grain stuff'

        class MockMaster(object):
            def __init__(self, *args, **kwargs):
                pass

            def get_minion_grains(self):
                return mock_data

        with patch.object(salt.utils.master, 'MasterPillarUtil', MockMaster):
            self.assertEqual(cache.grains(), mock_data)