public void Part1()
{
TicketValidationResult result = TicketValidator.ValidateNearby(
TicketDataParser.Parse(StringListRetriever.Retreive("InputList15.txt").ToList()));
Assert.Equal(29759, result.InvalidValues.Sum());
}
public void Part1Sample()
{
TicketData ticketData = TicketDataParser.Parse(GetPart1SampleData());
Assert.Equal(3, ticketData.ValidationRules.Count);
Assert.Equal(5, ticketData.Tickets.Count);
TicketValidationResult ticketValidationResult = TicketValidator.ValidateNearby(ticketData);
Assert.Equal(71, ticketValidationResult.InvalidValues.Sum());
}
public void Part2()
{
TicketData ticketData = TicketDataParser.Parse(StringListRetriever.Retreive("InputList15.txt").ToList());
TicketValidationResult ticketValidationResult = TicketValidator.ValidateNearby(ticketData);
FieldOrderResult fieldOrderResult = FieldOrderFinder.FindFieldOrderFor(ticketValidationResult.Tickets, ticketData.ValidationRules);
Assert.Equal(1307550234719, fieldOrderResult.FieldOrder.Keys.Where(x => x.StartsWith("departure"))
.Select(x => System.Convert.ToInt64(ticketData.Tickets[0].DataItems[fieldOrderResult.FieldOrder[x]]))
.Aggregate <long, long>(1, (x, y) => x * y));
}
public void Part2Sample()
{
TicketData ticketData = TicketDataParser.Parse(GetPart2SampleData());
Assert.Equal(3, ticketData.ValidationRules.Count);
Assert.Equal(4, ticketData.Tickets.Count);
TicketValidationResult ticketValidationResult = TicketValidator.ValidateNearby(ticketData);
Assert.Equal(3, ticketValidationResult.Tickets.Count);
FieldOrderResult fieldOrderResult = FieldOrderFinder.FindFieldOrderFor(ticketValidationResult.Tickets, ticketData.ValidationRules);
}
internal static TicketValidationResult ValidateNearby(TicketData ticketData)
{
TicketValidationResult result = new TicketValidationResult();
List <Ticket> nearbyTickets = new List <Ticket>(ticketData.Tickets);
nearbyTickets.RemoveAt(0);
foreach (Ticket ticket in nearbyTickets)
{
result.Merge(Validate(ticket, ticketData.ValidationRules));
}
return(result);
}
private static TicketValidationResult Validate(Ticket ticket, List <TicketValidationRule> validationRules)
{
TicketValidationResult result = new TicketValidationResult();
foreach (int value in ticket.DataItems)
{
if (!validationRules.Any(x => x.IsValidFor(value)))
{
result.InvalidValues.Add(value);
result.IsValid = false;
}
}
if (result.IsValid)
{
result.Tickets.Add(ticket);
}
return(result);
}
internal void Merge(TicketValidationResult result)
{
InvalidValues.AddRange(result.InvalidValues);
IsValid &= result.IsValid;
Tickets.AddRange(result.Tickets);
}
