public void TestMixedSubtraction()
{
var stockExchange = new StockExchange();
stockExchange.AddExchangeRate(StockExchange.ExchangeRate(DateTime.Now, "CHF", "USD", 2.0M));
var bank = new Bank(stockExchange, new MockUpCurrencyListing(), "USD");
var runCommands = new MoneyHandler();
var result = runCommands.Add(bank, bank.Dollar(5M), bank.Franc(-5M));
Assert.AreEqual(result, bank.Dollar(-5M));
result = runCommands.Add(bank, result, bank.Franc(10M));
Assert.AreEqual(result, bank.Dollar(15M));
}
public void TestSimpleSubtraction()
{
var bank = new Bank(new StockExchange(), new MockUpCurrencyListing(), "USD");
var runCommands = new MoneyHandler();
var result = runCommands.Add(bank, bank.Dollar(5M), bank.Dollar(-5M));
Assert.AreEqual(result, bank.Dollar(0M));
}
