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Simple, because the logic of damages was already into a method of class Warrior solution in Clear category for The Defenders by a_ntv
# Taken from mission Army Battles
# Taken from mission The Warriors
class Warrior:
def __init__(self):
self.health=50
self.attack=5
self.is_alive=True
def attacks(self):
return self.attack
def attacked(self,hit):
self.health -= hit
if self.health<=0:
self.is_alive=False
return self.is_alive
class Knight(Warrior):
def __init__(self):
super().__init__()
self.attack=7
class Defender(Warrior):
def __init__(self):
super().__init__()
self.health=60
self.attack=3
self.defense=2
def attacked(self,hit):
self.health -= (hit-self.defense) if (hit>self.defense) else 0
if self.health<=0:
self.is_alive=False
return self.is_alive
def fight(unit_1, unit_2):
while True:
if not unit_2.attacked(unit_1.attacks()):
return True
if not unit_1.attacked(unit_2.attacks()):
return False
class Army:
def __init__(self):
self._units=[]
def first_alive(self):
for unit in self._units:
if unit.is_alive:
return unit
return None
def add_units(self,class_name,n):
if class_name==Warrior:
self._units.extend([Warrior() for i in range(n)])
elif class_name==Knight:
self._units.extend([Knight() for i in range(n)])
elif class_name==Defender:
self._units.extend([Defender() for i in range(n)])
class Battle:
def fight(self,army_1,army_2):
while True:
unit1=army_1.first_alive()
if not unit1:
return False
unit2=army_2.first_alive()
if not unit2:
return True
fight(unit1,unit2)
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
chuck = Warrior()
bruce = Warrior()
carl = Knight()
dave = Warrior()
mark = Warrior()
assert fight(chuck, bruce) == True
assert fight(dave, carl) == False
assert chuck.is_alive == True
assert bruce.is_alive == False
assert carl.is_alive == True
assert dave.is_alive == False
assert fight(carl, mark) == False
assert carl.is_alive == False
print("Coding complete? Let's try tests!")
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
#fight tests
chuck = Warrior()
bruce = Warrior()
carl = Knight()
dave = Warrior()
mark = Warrior()
assert fight(chuck, bruce) == True
assert fight(dave, carl) == False
assert chuck.is_alive == True
assert bruce.is_alive == False
assert carl.is_alive == True
assert dave.is_alive == False
assert fight(carl, mark) == False
assert carl.is_alive == False
#battle tests
my_army = Army()
my_army.add_units(Knight, 3)
enemy_army = Army()
enemy_army.add_units(Warrior, 3)
army_3 = Army()
army_3.add_units(Warrior, 20)
army_3.add_units(Knight, 5)
army_4 = Army()
army_4.add_units(Warrior, 30)
battle = Battle()
army_1 = Army()
army_2 = Army()
army_1.add_units(Warrior, 20)
army_2.add_units(Warrior, 21)
assert battle.fight(army_1, army_2) == True
assert battle.fight(my_army, enemy_army) == True
assert battle.fight(army_3, army_4) == False
print("Coding complete? Let's try tests!")
if __name__ == '__main__':
#These "asserts" using only for self-checking and not necessary for auto-testing
#fight tests
chuck = Warrior()
bruce = Warrior()
carl = Knight()
dave = Warrior()
mark = Warrior()
bob = Defender()
mike = Knight()
rog = Warrior()
lancelot = Defender()
assert fight(chuck, bruce) == True
assert fight(dave, carl) == False
assert chuck.is_alive == True
assert bruce.is_alive == False
assert carl.is_alive == True
assert dave.is_alive == False
assert fight(carl, mark) == False
assert carl.is_alive == False
assert fight(bob, mike) == False
assert fight(lancelot, rog) == True
#battle tests
my_army = Army()
my_army.add_units(Defender, 1)
enemy_army = Army()
enemy_army.add_units(Warrior, 2)
army_3 = Army()
army_3.add_units(Warrior, 1)
army_3.add_units(Defender, 1)
army_4 = Army()
army_4.add_units(Warrior, 2)
battle = Battle()
assert battle.fight(my_army, enemy_army) == False
assert battle.fight(army_3, army_4) == True
print("Coding complete? Let's try tests!")
Feb. 9, 2020
