NUnit.Samples.Money.MoneyBag.Negate C# (CSharp) Method

        public IMoney Negate()
        {
            MoneyBag result= new MoneyBag();
              foreach (Money m in fMonies) {
            result.AppendMoney((Money)m.Negate());
              }
              return result;
        }

        public void BagNegate()
        {
            Money[]  bag      = { new Money(-12, "CHF"), new Money(-7, "USD") };
            MoneyBag expected = new MoneyBag(bag);

            Assert.AreEqual(expected, fMB1.Negate());
        }