private void SpawnEnemy()
        {
            EnemyLifeForm enemy = new EnemyLifeForm(attackBehaviourStage: EvolutionStage.Improved, defenseBehaviourStage: EvolutionStage.Default,
                movementBehaviourStage: EvolutionStage.Default)
            {
                Position = _player.Position + new Vector2(200 /* CurrEnemyLifeForms.Count*/, 100 * CurrEnemyLifeForms.Count),
                Texture = "characters/enemy/temp_enemy",
                BoundingBox = new Point(61, 61),
                Velocity = new Vector2(2, 2)
            };

            CurrEnemyLifeForms.Add(enemy);
        }
        public void TestNoCollision()
        {
            PlayerLifeForm player = new PlayerLifeForm()
            {
                BoundingBox = new Point(100, 100),
                Position = new Vector2(350, 350)
            };
            EnemyLifeForm enemy = new EnemyLifeForm(EvolutionStage.Default, EvolutionStage.Default, EvolutionStage.Default)
            {
                BoundingBox = new Point(100, 100),
                Position = new Vector2(500, 500)
            };

            Assert.IsFalse(CollisionHandler.ImageTouches(player, enemy));
        }
        public void CheckOverlapsImages()
        {
            PlayerLifeForm player = new PlayerLifeForm()
            {
                BoundingBox = new Point(100, 100),
                Position = new Vector2(350, 350)
            };
            EnemyLifeForm enemy = new EnemyLifeForm(EvolutionStage.Default, EvolutionStage.Default, EvolutionStage.Default)
            {
                BoundingBox = new Point(100, 100),
                Position = new Vector2(350, 350)
            };

            Vector2 otherIndex = CollisionHandler.PositionToPixelImage(new Vector2(100, 100), player.Position, enemy.Position);

            int xMin = (int)otherIndex.X;
            int yMin = (int)otherIndex.Y;

            Assert.IsTrue((xMin >= 0) && (xMin < 100) && (yMin >= 0) && (yMin < 100));
        }