public void When_Detach_One_investor_Shoud_Notify_TheRest_When_Change_Price()
{
foreach (var investor in _investors)
{
_ibm.Attach(investor.Object);
}
Assert.AreEqual(0, _notifiedInvestors);
_ibm.Price = 122;
Assert.AreEqual(3, _notifiedInvestors);
_notifiedInvestors = 0;
_ibm.Detach(_investors.First().Object);
_ibm.Price = 121;
Assert.AreEqual(2, _notifiedInvestors);
}
public static void Main()
{
Stock ibm = new IBM(nameof(IBM), 120.2);
var firstInvestor = new Investor(Constants.DisplayInvestor + 1);
ibm.Attach(firstInvestor);
ibm.Attach(new Investor(Constants.DisplayInvestor + 2));
ibm.Price = 120.4;
ibm.Detach(firstInvestor);
ibm.Price = 125.58;
ibm.Attach(new Investor(Constants.DisplayInvestor + 3));
ibm.Price = 120.99;
}
static void Main(string[] args)
{
Stock ibm = new IBM("IBM", 120.2);
var firstInvestor = new Investor("Investor #1");
ibm.Attach(firstInvestor);
ibm.Attach(new Investor("Investor #2"));
ibm.Price = 120.4;
ibm.Detach(firstInvestor);
ibm.Price = 125.58;
ibm.Attach(new Investor("Investor #3"));
ibm.Price = 120.99;
}
public void Run()
{
// Skapa ibm-aktien
IBM ibm = new IBM("IBM", 120.00);
// En extra investor
var myInvestor = new Investor("happybits");
// Vi lägger till investerare
ibm.Attach(new Investor("Sorros"));
ibm.Attach(new Investor("Berkshire"));
ibm.Attach(myInvestor);
// När priset ändras så blir investorerna meddelade
ibm.Price = 120.10;
ibm.Price = 121.00;
// Nu tar vi bort en investor och fortsätter ändra priset
ibm.Detach(myInvestor);
ibm.Price = 120.50;
ibm.Price = 120.75;
}
