public void AddCharge_TwoCharges_AddOneCharge_ShouldReturn_3()
{
Member instance = new Member();
instance.AddCharge(1.0m);
instance.AddCharge(1.0m);
instance.AddCharge(4.0m);
Assert.AreEqual(3, instance.Charges.Count);
}
public void TotalAmount_ShouldReturn_Sum()
{
Member instance = new Member();
instance.AddCharge(1.0m);
instance.AddCharge(2.0m);
instance.AddCharge(3.0m);
decimal totalAmount = instance.TotalAmount;
Assert.AreEqual(6.0m, totalAmount);
}
public void CaculateAmountDue_ShouldReturn_DifferencesBetweenTotalAndAverage()
{
Member instance = new Member();
instance.AddCharge(1.0m);
instance.AddCharge(2.0m);
instance.AddCharge(3.0m);
decimal averageAmount = 8.0m;
instance.CaculateAmountDue(averageAmount);
Assert.AreEqual(2.0m, instance.AmountDue);
}
public static void Main(string[] args)
{
if (args == null || args.Length == 0)
{
Console.WriteLine("Please specify a filename.");
return;
}
string inputFile = args[0];
string outputFile = inputFile + ".out";
try
{
StreamReader sr = new StreamReader(inputFile);
// Get the first line as the number of members
int memberCount = GetIntegerLine(sr);
// Initilize TripGroup class
TripGroup tripGroup = new TripGroup();
do
{
Trip trip = new Trip();
tripGroup.AddTrip(trip);
// Loop to add members
for (int index = 0; index < memberCount; index++)
{
Member member = new Member();
trip.AddMember(member);
// Get the number of expenses for current member
int expenseCount = GetIntegerLine(sr);
// Loop to add expenses
for (int expenseIndex = 0; expenseIndex < expenseCount; expenseIndex++)
{
decimal amount = GetDecimalLine(sr);
member.AddCharge(amount);
}
}
// Get the number of members for next trip
memberCount = GetIntegerLine(sr);
}while (memberCount != 0);
//Close the read file
sr.Close();
// Start to output billing data
StreamWriter streamWriter = new StreamWriter(outputFile);
// Triger calculation
tripGroup.Calculate();
// Call Output method to output data
tripGroup.Output(streamWriter);
streamWriter.Close();
}
catch (Exception e)
{
Console.WriteLine("Exception: " + e.Message);
}
}
public void AddCharge_MinusValue_ShouldThrowArgumentException()
{
Member instance = new Member();
instance.AddCharge(-1.0m);
}