import unittest

import mockredis
from nose.tools import eq_

from helix.store import Store


class StoreTest(unittest.TestCase):
    def setUp(self):
        self.mock_redis = mockredis.mock_redis_client()
        self.subject = Store(self.mock_redis, 'abcdef')

    def test_saving_and_retrieving_list_of_maps(self):
        self.subject.append_map_to_list('my_list', {'a': 'b', 'c': 'd'})
        self.subject.append_map_to_list('my_list', {'e': 'f', 'g': 'h'})

        eq_(self.subject.get_list_of_maps('my_list'), [{'a': 'b', 'c': 'd'}, {'e': 'f', 'g': 'h'}])

    def test_updating_a_map_in_a_list(self):
        self.subject.append_map_to_list('my_list', {'a': 'b', 'c': 'd'})
        self.subject.append_map_to_list('my_list', {'e': 'f', 'g': 'h'})

        self.subject.replace_map_in_list('my_list', {'a': 'z', 'c': 'y'}, 0)

        eq_(self.subject.get_list_of_maps('my_list'), [{'a': 'z', 'c': 'y'}, {'e': 'f', 'g': 'h'}])

    def test_removing_map_from_list(self):
        self.subject.append_map_to_list('my_list', {'a': 'b', 'c': 'd'})
        self.subject.append_map_to_list('my_list', {'e': 'f', 'g': 'h'})

        self.subject.remove_map_from_list('my_list', 0)

        eq_(self.subject.get_list_of_maps('my_list'), [{'e': 'f', 'g': 'h'}])