✨ Begin Scientific Expedition

ElectronicStation/army-battles.py

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+# Taken from mission The Warriors
+
+
+class Warrior:
+    def __init__(self):
+        self.health = 50
+        self.attack = 5
+        self.is_alive = True
+
+    def hit(self, other_unit) -> bool:
+        other_unit.health -= self.attack
+        other_unit.is_alive = other_unit.health > 0
+        return other_unit.is_alive
+
+
+class Knight(Warrior):
+    def __init__(self):
+        super().__init__()
+        self.attack = 7
+
+
+def fight(unit_1, unit_2):
+    while unit_1.is_alive and unit_2.is_alive:
+        if not unit_1.hit(unit_2):
+            return True
+        if not unit_2.hit(unit_1):
+            return False
+
+
+class Army:
+    def __init__(self):
+        self.units = []
+
+    def add_units(self, unit_type, quantity):
+        for i in range(quantity):
+            self.units.append(unit_type())
+
+
+class Battle:
+    def fight(self, army_1: Army, army_2: Army) -> bool:
+        while len(army_1.units) > 0 and len(army_2.units) > 0:
+            current_unit_1 = army_1.units[0]
+            current_unit_2 = army_2.units[0]
+            if fight(current_unit_1, current_unit_2):
+                army_2.units.pop(0)
+            else:
+                army_1.units.pop(0)
+        return len(army_1.units) > 0
+
+
+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()
+
+    assert battle.fight(my_army, enemy_army) == True
+    assert battle.fight(army_3, army_4) == False
+    print("Coding complete? Let's try tests!")
+
+    army_1 = Army()
+    army_2 = Army()
+    army_1.add_units(Warrior, 10)
+    army_2.add_units(Warrior, 11)
+    battle = Battle()
+    battle.fight(army_1, army_2)