public void GetValidTicketsTest()
{
// ACT
var result = TrainServiceNotes.Parse(Day16SolverTests.Example1).GetValidTickets();
// ASSERT
result.Should().BeEquivalentTo(
new[]
{
new Ticket(new[] { 7, 1, 14 }), // Your ticket is included
new Ticket(new[] { 7, 3, 47 })
},
Equivalency);
}
public void ParsingDoesSupportSpacesInFieldName()
{
const string input = @"departure time: 1-3 or 5-7
your ticket:
7,1,14
nearby tickets:
7,3,47";
// ACT
var result = TrainServiceNotes.Parse(input);
// ASSERT
result.Rules.Should().BeEquivalentTo(
new[]
{
new FieldRule("departure time", new[] { new Range(1, 3), new Range(5, 7) }),
},
Equivalency);
}
public void ParsingTest()
{
// ACT
var result = TrainServiceNotes.Parse(Day16SolverTests.Example1);
// ASSERT
result.Should().BeEquivalentTo(
new TrainServiceNotes(
new[]
{
new FieldRule("class", new[] { new Range(1, 3), new Range(5, 7) }),
new FieldRule("row", new[] { new Range(6, 11), new Range(33, 44) }),
new FieldRule("seat", new[] { new Range(13, 40), new Range(45, 50) })
},
new Ticket(new[] { 7, 1, 14 }),
new[]
{
new Ticket(new[] { 7, 3, 47 }),
new Ticket(new[] { 40, 4, 50 }),
new Ticket(new[] { 55, 2, 20 }),
new Ticket(new[] { 38, 6, 12 })
}),
Equivalency);
}
protected override long?SolvePart1Impl(string input) => TrainServiceNotes.Parse(input).GetInvalidTicketValues().Sum();
protected override long?SolvePart2Impl(string input) => TrainServiceNotes.Parse(input).DetermineOrderOfFields();