public void CashRebateTest()
{
CashContext cc = new CashContext(new CashRebate("0.8"));
Assert.AreEqual(result * 0.8, cc.GetResult(money));
}
public void CashReturnTest()
{
CashContext cc = new CashContext(new CashReturn("300","100"));
Assert.AreEqual(200,cc.GetResult(300));
}
public void CashNormalTest()
{
CashContext cc = new CashContext(new CashNormal());
Assert.AreEqual(result,cc.GetResult(money));
}
