static void VisitorTester()
{
#region sample 1
// Setup structure
ObjectStructure o = new ObjectStructure();
o.Attach(new ConcreteElementA());
o.Attach(new ConcreteElementB());
// Create visitor objects
ConcreteVisitor1 v1 = new ConcreteVisitor1();
ConcreteVisitor2 v2 = new ConcreteVisitor2();
// Structure accepting visitors
o.Accept(v1);
o.Accept(v2);
#endregion
#region sample 2
// Setup employee collection
EmployeeVs e = new EmployeeVs();
e.Attach(new ClerkV());
e.Attach(new DirectorV());
e.Attach(new PresidentV());
// Employees are 'visited'
e.Accept(new IncomeVisitor());
e.Accept(new VacationVisitor());
#endregion
}
public static void TestVacations()
{
var e = new EmployeeVs();
e.Attach(new ClerkV());
e.Attach(new DirectorV());
e.Attach(new PresidentV());
var firstAccept = e.Accept(new IncomeVisitor(), true);
StringAssert.AreEqualIgnoringCase("ClerkV Hank's new income: $27,500.00\r\nDirectorV Elly's new income: $38,500.00\r\nPresidentV Dick's new income: $49,500.00\r\n", firstAccept);
var secondAccept = e.Accept(new VacationVisitor(), true);
StringAssert.AreEqualIgnoringCase("ClerkV Hank's new vacation days: 17\r\nDirectorV Elly's new vacation days: 19\r\nPresidentV Dick's new vacation days: 24\r\n", secondAccept);
}
