public void Given_a_route_of_C_to_C_then_return_the_number_of_routes_with_a_distance_less_than_30()
{
var routingData = TestData.ConnectedStations;
var routesFinder = new RouteFinder(routingData);
var numberOfRoutes = routesFinder.GetRoutes("C", "C").WithADistanceLessThan(30).Count();
Assert.That(numberOfRoutes, Is.EqualTo(7));
}
public void Given_a_route_of_A_to_C_then_return_the_number_of_routes_with_exactly_4_stops()
{
var routingData = TestData.ConnectedStations;
var routesFinder = new RouteFinder(routingData);
var numberOfRoutes = routesFinder.GetRoutes("A", "C").WithExactStops(4).Count();
Assert.That(numberOfRoutes, Is.EqualTo(3));
}
public void Given_a_route_of_C_to_C_then_return_the_number_of_routes_with_no_more_than_3_stops()
{
var routingData = TestData.ConnectedStations;
var routesFinder = new RouteFinder(routingData);
var numberOfRoutes = routesFinder.GetRoutes("C", "C").WithMaxStops(3).Count();
Assert.That(numberOfRoutes, Is.EqualTo(2));
}
public void Should_try_a_similar_route_after_exhausting_one_path()
{
var routingData = new List <ConnectedStations>
{
new ConnectedStations("A", "C", 5),
new ConnectedStations("C", "A", 4),
new ConnectedStations("C", "E", 5),
new ConnectedStations("E", "A", 3)
};
var routesFinder = new RouteFinder(routingData);
var routes = routesFinder.GetRoutes("A", "A");
Assert.True(routes.Any(r => OutputRouteAsString(r) == "ACCEEA"));
}
public void Should_stop_searching_for_routes_after_10_stops()
{
var routingData = new List <ConnectedStations>
{
new ConnectedStations("A", "C", 5),
new ConnectedStations("C", "A", 4)
};
var routesFinder = new RouteFinder(routingData);
var routes = routesFinder.GetRoutes("A", "A");
var maxStops = routes.OrderByDescending(r => r.Count()).First().Count();
Assert.That(maxStops, Is.EqualTo(10));
}
public static void Main(string[] args)
{
Action <object> cw = (obj) => Console.WriteLine(obj.ToString());
cw("-----");
IMatrix matrix = new StandardMatrix("AB5, BC4, CD8, DC8, DE6, AD5, CE2, EB3, AE7");
// Calculate distances
cw("#1 " + new Route("ABC", matrix));
cw("#2 " + new Route("AD", matrix));
cw("#3 " + new Route("ADC", matrix));
cw("#4 " + new Route("AEBCD", matrix));
cw("#5 " + new Route("AED", matrix));
var finder = new RouteFinder(matrix);
// Output 6 -> 2
cw("---");
var routes = finder.GetRoutesWithLessOrMaxStops("C", "C", 3);
cw("#6 " + routes.Select(x => x.ToString()).Aggregate((current, next) => current + "\n#6 " + next));
// Output 7 -> 3
cw("---");
routes = finder.GetRoutesWithMaxStops("A", "C", 4);
cw("#7 " + routes.Select(x => x.ToString()).Aggregate((current, next) => current + "\n#7 " + next));
cw("---");
// Output 8,9 -> 9
var route = finder.GetShortestRoute("A", "C");
cw("#8 " + route);
route = finder.GetShortestRoute("B", "B");
cw("#9 " + route);
// Output 10
routes = finder.GetRoutes("C", "C", 30);
cw("#10 Number of routes C to C with distance 30 " + routes.Count());
}
