public void TestPayrent()
{
TradableProperty tradableProperty = new TradableProperty();
Player player = new Player("Tom");
Player player2 = new Player("Jerry");
tradableProperty.setOwner(ref player2);
tradableProperty.payRent(ref player);
Assert.AreEqual(1450, player.getBalance());
Assert.AreEqual(1550, tradableProperty.getOwner().getBalance());
}
