118 lines
2.9 KiB
Python
118 lines
2.9 KiB
Python
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# Taken from mission Army Battles
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# Taken from mission The Warriors
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class Warrior:
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def __init__(self):
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self.health = 50
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self.attack = 5
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self.is_alive = True
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self.defense = 0
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def hit(self, other_unit) -> bool:
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hit_points = self.attack - other_unit.defense
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hit_points = hit_points if hit_points > 0 else 0
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other_unit.health -= hit_points
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other_unit.is_alive = other_unit.health > 0
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return other_unit.is_alive
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class Knight(Warrior):
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def __init__(self):
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super().__init__()
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self.attack = 7
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class Defender(Warrior):
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def __init__(self):
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super().__init__()
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self.health = 60
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self.attack = 3
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self.defense = 2
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class Rookie(Warrior):
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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self.health = 50
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self.attack = 1
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def fight(unit_1, unit_2):
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while unit_1.is_alive and unit_2.is_alive:
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if not unit_1.hit(unit_2):
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return True
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if not unit_2.hit(unit_1):
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return False
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class Army:
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def __init__(self):
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self.units = []
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def add_units(self, unit_type, quantity):
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for i in range(quantity):
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self.units.append(unit_type())
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class Battle:
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def fight(self, army_1: Army, army_2: Army) -> bool:
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while len(army_1.units) > 0 and len(army_2.units) > 0:
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current_unit_1 = army_1.units[0]
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current_unit_2 = army_2.units[0]
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if fight(current_unit_1, current_unit_2):
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army_2.units.pop(0)
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else:
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army_1.units.pop(0)
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return len(army_1.units) > 0
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if __name__ == '__main__':
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# These "asserts" using only for self-checking and not necessary for auto-testing
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# fight tests
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chuck = Warrior()
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bruce = Warrior()
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carl = Knight()
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dave = Warrior()
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mark = Warrior()
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bob = Defender()
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mike = Knight()
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rog = Warrior()
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lancelot = Defender()
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assert fight(chuck, bruce) == True
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assert fight(dave, carl) == False
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assert chuck.is_alive == True
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assert bruce.is_alive == False
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assert carl.is_alive == True
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assert dave.is_alive == False
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assert fight(carl, mark) == False
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assert carl.is_alive == False
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assert fight(bob, mike) == False
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assert fight(lancelot, rog) == True
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# battle tests
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my_army = Army()
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my_army.add_units(Defender, 1)
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enemy_army = Army()
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enemy_army.add_units(Warrior, 2)
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army_3 = Army()
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army_3.add_units(Warrior, 1)
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army_3.add_units(Defender, 1)
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army_4 = Army()
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army_4.add_units(Warrior, 2)
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battle = Battle()
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assert battle.fight(my_army, enemy_army) == False
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assert battle.fight(army_3, army_4) == True
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print("Coding complete? Let's try tests!")
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unit_1 = Defender()
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unit_2 = Rookie()
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fight(unit_1, unit_2)
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assert unit_1.health == 60
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