def test_dealer_strategy_stick(self):
test_env = env.Environment()
test_env._dealer_points = 17
action = test_env._dealer_logic_simple()
self.assertEquals(action, 'stick')
def test_step_terminal(self):
test_env = env.Environment()
test_env._dealer_points = self.TOOMUCH
test_env._current_move = 'player'
test_env.step('stick')
self.assertEquals(test_env.is_terminal(), True)
def test_step_player_wins(self):
test_env = env.Environment()
test_env._dealer_points = self.TOOMUCH
test_env._current_move = 'player'
reward, state = test_env.step('stick')
self.assertEquals(reward, 1)
def test_isTerminal(self):
test_env = env.Environment()
test_env._dealer_points = 22
test_env._player_points = 10
isTerminal = test_env.is_terminal()
self.assertTrue(isTerminal is True)
def test_step_reward_zero_notTerminal(self):
test_env = env.Environment()
test_env._player_points = 11
test_env._current_move = 'player'
reward, state = test_env.step('hit')
self.assertEquals(test_env.is_terminal(), False)
self.assertEquals(reward, 0)
def test_step_dealer_wins(self):
test_env = env.Environment()
test_env._player_points = self.TOOMUCH
test_env._current_move = 'player'
reward, state = test_env.step('hit')
self.assertEquals(test_env.is_terminal(), True)
self.assertEquals(reward, -1)
def test_observeEnvironment(self):
test_env = env.Environment()
test_env._dealer_points = 20
test_env._player_points = 10
(dealer, player) = test_env.observe_environment()
self.assertEquals(dealer, 20)
self.assertEquals(player, 10)
def test_initial_state(self):
test_env = env.Environment()
self.assertEquals(test_env._current_move, 'player')
self.assertEquals(test_env.is_terminal(), False)
self.assertLessEqual(test_env._player_points, 10)
self.assertGreaterEqual(test_env._player_points, 1)
self.assertLessEqual(test_env._dealer_points, 10)
self.assertGreaterEqual(test_env._dealer_points, 1)
def test_actionexception(self):
test_env = env.Environment()
state_before_invalid_action = test_env.observe_environment()
test_env.step('INVALID_ACTION')
state_after_invalid_action = test_env.observe_environment()
self.assertEquals(state_before_invalid_action,
state_after_invalid_action)
def test_isTerminal(self):
test_env = env.Environment()
isTerminal = test_env.is_terminal
self.assertTrue(isTerminal is False)
def test_current_state(self):
test_env = env.Environment()
reward, new_state = test_env.step('hit')
self.assertEqual(new_state, test_env.observe_environment())
import sys
from lark import Lark
from lark.tree import Tree
from src import environment, visitor
if __name__ == '__main__':
program = open(sys.argv[1]).read()
rule = open('grammer.txt').read()
parser = Lark(rule, start='program', parser='lalr')
tree = parser.parse(program)
global_env = environment.Environment(None)
_visitor = visitor.Visitor()
result = _visitor.visit(tree, global_env)
print(f'Result: {result}')