class CommandInput(object):
"""Interprets commands and sends them to Pacman class"""
def __init__(self):
self.pac = Pacman()
#Method for interpreting inputCommand
def _execute(self, inputCommand):
inputCommandSplit = inputCommand.split(" ")
#Move
if inputCommand == "MOVE":
self.pac.Move()
#turn left
elif inputCommand == "LEFT":
self.pac.Left()
#turn right
elif inputCommand == "RIGHT":
self.pac.Right()
#report position
elif inputCommand == "REPORT":
return self.pac.Report()
#Place pacman
elif len(inputCommandSplit) == 2 and inputCommandSplit[0] == "PLACE":
#get coordinates
posSplit = inputCommandSplit[1].split(",")
#Check coordinates are correct
if len(posSplit) == 3 and self.__isNumber(
posSplit[1]) and self.__isNumber(
posSplit[1]) and self.__isFacing(posSplit[2]):
self.pac.Place(int(posSplit[0]), int(posSplit[1]), posSplit[2])
#Return empty string by default
return ""
# Checks if user inputCommand for facing is valid
def __isFacing(self, input):
if input == self.pac.NORTH or input == self.pac.SOUTH or input == self.pac.EAST or input == self.pac.WEST:
return True
return False
# Checks if user inputCommand for facing is valid
def __isNumber(self, input):
try:
int(input)
return True
except ValueError:
return False
def test_failMoveY(self):
expected = -1
pac = Pacman()
pac.Move()
self.assertEqual(pac._Pacman__posY, expected)
def test_test_moveOffWest(self):
expected = "0,3,WEST"
pac = Pacman()
pac.Place(0, 3, pac.WEST)
pac.Move()
self.assertEqual(pac.Report(), expected)
def test_test_moveOffSouth(self):
expected = "3,0,SOUTH"
pac = Pacman()
pac.Place(3, 0, pac.SOUTH)
pac.Move()
self.assertEqual(pac.Report(), expected)
def test_test_moveOffEast(self):
expected = "5,3,EAST"
pac = Pacman()
pac.Place(5, 3, pac.EAST)
pac.Move()
self.assertEqual(pac.Report(), expected)
def test_moveOffNorth(self):
expected = "3,5,NORTH"
pac = Pacman()
pac.Place(3, 5, pac.NORTH)
pac.Move()
self.assertEqual(pac.Report(), expected)