private void orderByDistance(string direction)
{
try
{
IVehicleLogic vehicleOperations = Provider.GetInstance.GetVehicleOperations();
var vehicles = this.listBoxVehiclesOrderedByEfficiency.Items.Cast <Tuple <Vehicle, List <Student> > >().ToList();
var orderedVehicles = new List <Tuple <Vehicle, List <Student> > >();
if (direction.Equals("ASC"))
{
orderedVehicles = vehicles.OrderBy(v => vehicleOperations.CalculateDistanceToCoverByVehicle(v)).ToList();
}
else
{
orderedVehicles = vehicles.OrderByDescending(v => vehicleOperations.CalculateDistanceToCoverByVehicle(v)).ToList();
}
this.listBoxVehiclesOrderedByEfficiency.Items.Clear();
for (int index = 0; index < orderedVehicles.Count; index++)
{
this.listBoxVehiclesOrderedByEfficiency.Items.Add(orderedVehicles[index]);
}
}
catch (CoreException ex)
{
this.labelError.Text = ex.Message;
this.labelError.Visible = true;
}
catch (Exception ex)
{
this.labelError.Text = ex.Message;
this.labelError.Visible = true;
}
}
public void CalculateDistanceToCoverByVehicle()
{
IVehicleLogic vehicleOperations = DummyProvider.GetInstance.GetVehicleOperations();
IStudentLogic studentOperations = DummyProvider.GetInstance.GetStudentOperations();
Vehicle vehicle = new Vehicle("SBA0001", 10, 10);
vehicleOperations.AddVehicle(vehicle);
Student studentOne = new Student();
studentOne.Document = "1234567-1";
studentOne.Name = "John";
studentOne.Location = new Location(2.00000, 2.000000);
studentOne.HavePickUpService = true;
studentOne.StudentNumber = 1;
Student studentTwo = new Student();
studentTwo.Document = "1234567-2";
studentTwo.Name = "George";
studentTwo.Location = new Location(1.00000, 1.000000);
studentTwo.HavePickUpService = true;
studentTwo.StudentNumber = 2;
Student studentThree = new Student();
studentThree.Document = "1234567-3";
studentThree.Name = "Paul";
studentThree.Location = new Location(3.00000, 3.000000);
studentThree.HavePickUpService = true;
studentThree.StudentNumber = 3;
Student studentFour = new Student();
studentFour.Document = "1234567-4";
studentFour.Name = "Ringo";
studentFour.Location = new Location(20.00000, 20.000000);
studentFour.HavePickUpService = true;
studentFour.StudentNumber = 4;
studentOperations.AddStudent(studentOne);
studentOperations.AddStudent(studentTwo);
studentOperations.AddStudent(studentThree);
studentOperations.AddStudent(studentFour);
List <Tuple <Vehicle, List <Student> > > vehiclesWithStudents = vehicleOperations.GetVehiclesOrderedByEfficiencyConsideringStudentsNumber();
var expectedDistance = 0.0;
expectedDistance += Utils.Distance(new Location(), studentTwo.Location);
expectedDistance += Utils.Distance(studentTwo.Location, studentOne.Location);
expectedDistance += Utils.Distance(studentOne.Location, studentThree.Location);
expectedDistance += Utils.Distance(studentThree.Location, studentFour.Location);
expectedDistance += Utils.Distance(studentFour.Location, new Location());
var distance = vehicleOperations.CalculateDistanceToCoverByVehicle(vehiclesWithStudents[0]);
Assert.IsTrue(distance == expectedDistance);
}