naja/tests/test_gameboard.py

   1 from unittest import TestCase
   2
   3 from naja.constants import BITS
   4 from naja.gameboard import GameBoard, LocationCard
   5 from naja import actions
   6
   7
   8 class TestGameBoard(TestCase):
   9     def assert_state(self, state1, state2, exclude=(), player_exclude=()):
  10         def filter_dict(source, exclude_keys):
  11             return dict((k, v) for k, v in source.items()
  12                         if k not in exclude_keys)
  13
  14         state1 = filter_dict(state1, exclude)
  15         if 'player' in state1:
  16             state1['player'] = filter_dict(state1['player'], player_exclude)
  17         state2 = filter_dict(state2, exclude)
  18         if 'player' in state2:
  19             state2['player'] = filter_dict(state2['player'], player_exclude)
  20
  21         self.assertEqual(state1, state2)
  22
  23     def test_export_new_board(self):
  24         board = GameBoard.new_game([{'actions': [{
  25                 'action_class': 'LoseHealthOrMSB',
  26                 'required_bits': [],
  27         }]}])
  28         exported_state = board.export()
  29         board_locations = exported_state.pop('board_locations')
  30         self.assertEqual(exported_state, {
  31             'max_health': 4,
  32             'health': 4,
  33             'wins_required': 4,
  34             'wins': 0,
  35             'locations': [{'actions': [{
  36                 'action_class': 'LoseHealthOrMSB',
  37                 'required_bits': [],
  38             }]}],
  39             'player': board.player.export(),
  40         })
  41         self.assertEqual(
  42             set(board_locations.keys()),
  43             set((x, y) for x in range(5) for y in range(5)))
  44         for location_state in board_locations.values():
  45             self.assertEqual(
  46                 sorted(location_state.keys()), ['actions', 'bitwise_operand'])
  47             self.assertEqual(location_state['actions'], [{
  48                 'action_class': 'LoseHealthOrMSB',
  49                 'required_bits': [],
  50                 'data': {},
  51             }])
  52             self.assertTrue(2 <= len(location_state['bitwise_operand']) <= 3)
  53
  54     def test_lose_health(self):
  55         board = GameBoard.new_game([{'actions': []}])
  56         self.assertEqual(board.health, 4)
  57         state_1 = board.export()
  58
  59         board.lose_health()
  60         self.assertEqual(board.health, 3)
  61         state_2 = board.export()
  62
  63         self.assert_state(state_1, state_2, exclude=['health'])
  64
  65     def test_gain_health(self):
  66         board = GameBoard.new_game([{'actions': []}])
  67         board.health = 2
  68         self.assertEqual(board.health, 2)
  69         state_1 = board.export()
  70
  71         board.gain_health()
  72         self.assertEqual(board.health, 3)
  73         state_2 = board.export()
  74
  75         self.assert_state(state_1, state_2, exclude=['health'])
  76
  77     def test_gain_health_at_max(self):
  78         board = GameBoard.new_game([{'actions': []}])
  79         self.assertEqual(board.health, 4)
  80         state_1 = board.export()
  81
  82         board.gain_health()
  83         self.assertEqual(board.health, 4)
  84         state_2 = board.export()
  85
  86         self.assert_state(state_1, state_2)
  87
  88
  89 class TestLocationCard(TestCase):
  90     def test_generate_bitwise_operand(self):
  91         # This is testing a random process, so it may fail occasionally.
  92         operand_sets = []
  93         for _ in range(100):
  94             operand_sets.append(LocationCard.generate_bitwise_operand())
  95         sizes = {2: 0, 3: 0}
  96         bits = set()
  97         for operand_set in operand_sets:
  98             sizes[len(operand_set)] += 1
  99             bits.update(operand_set)
 100             # TODO: Test that there's at least one condition and one direction.
 101         self.assertTrue(sizes[2] > 0)
 102         self.assertTrue(sizes[3] > 0)
 103         self.assertTrue(sizes[2] > sizes[3])
 104         self.assertEqual(bits, set(BITS.values()))
 105
 106     def test_new_location_no_actions(self):
 107         location = LocationCard.new_location({'actions': []})
 108         [action] = location.actions
 109         self.assertEqual(type(action), actions.DoNothing)
 110         self.assertEqual(action.required_bits, set())
 111
 112     def test_new_location_one_action(self):
 113         location = LocationCard.new_location({'actions': [
 114             {'required_bits': [], 'action_class': 'DoNothing'},
 115         ]})
 116         [action] = location.actions
 117         self.assertEqual(type(action), actions.DoNothing)
 118         self.assertEqual(action.required_bits, set())