class TestRepository(TestCase):
def setUp(self):
self.repo = Repository("test.txt")
def test_get_scramble(self):
self.assertEqual(self.repo.get_scramble().id, "Arthur")
def test_IOError(self):
with self.assertRaises(ScrambleException):
repo = Repository("no.txt")
class Controller:
def __init__(self, filename):
"""
Initializing the controller
:param filename:
"""
self.__repo = Repository(
filename) # initialize the repository with the filename
self.__validator = Validator(
) # initialize the validator for checking if the input is ok
self.__scramble = self.__repo.get_scramble(
) # getting the randomly picked sentence from repo
self.__undo = None
def dead(self):
"""
Check if it is either a win, lose or we can't decide yet
:return:
"""
if self.__scramble.score == 0: # if the score is 0 it's a lose
return "You Lose!"
elif self.__scramble.sentance == self.__scramble.scramble: # if the scramble sentence is solved it's a win
return "You Win!"
else:
return True # otherwise we cant decide yet
def swap(self, word_1, letter_1, word_2, letter_2):
"""
Swapping the letters
:param word_1:
:param letter_1:
:param word_2:
:param letter_2:
:return:
"""
self.__validator.validate_swap(
word_1, letter_1, word_2, letter_2,
self.__scramble.id) # check if the input is correct
self.__scramble.swap(
word_1, letter_1, word_2, letter_2
) # swap the elements using the swap function from the Sentence class
self.__scramble.dec_score(1) # decrease the score by one
self.__undo = [word_1, letter_1, word_2,
letter_2] # add the move to undo
def undo(self):
"""
Undo the last operation
:return:
"""
if self.__undo is None: # if we can not undo anymore we raise an error
raise ControllerException("Error!!! Can't undo anymore!!!\n")
else: # otherwise we simply do the swap from the undo list once more
self.__scramble.swap(self.__undo[0], self.__undo[1],
self.__undo[2], self.__undo[3])
# self.__scramble.inc()
self.__undo = None # undo becomes None because we don't want the user to do multiple undo operations
def list_scramble(self):
"""
Returns the str of the self.__scramble object for printing
:return:
"""
return str(self.__scramble)
def _get_scramble(self):
"""
This functions only purpose is testing for the controller
:return:
"""
return self.__scramble