public void BuyDmg()
{
// Arrange
int expectedherodmg = modelmock.Object.Hero.AttackDMG + 1;
int expectedherocash = modelmock.Object.Hero.Cash - modelmock.Object.DmgPrice;
// ACT
gameLogic.BuyDmg();
// ASSERT
Assert.That(modelmock.Object.Hero.AttackDMG, Is.EqualTo(expectedherodmg));
Assert.That(modelmock.Object.Hero.Cash, Is.EqualTo(expectedherocash));
}