public ConnectedRoute FindShortestRoute(string origin, string destination)
{
Validator.Validate(origin, destination);
Airport originAirport = _repository.List <Airport>().FirstOrDefault(a => a.Iata == origin);
Airport destinationAirport = _repository.List <Airport>().FirstOrDefault(a => a.Iata == destination);
Validator.Validate(originAirport, destinationAirport);
List <Route> routes = _repository.List <Route>(r => r.Airline, r => r.Origin, r => r.Destination);
ShortestRouteFinder routeFinder = new ShortestRouteFinder(originAirport, destinationAirport, routes);
ConnectedRoute shortestRoute = routeFinder.FindShortestRoute();
return(shortestRoute);
}
public void Should_Return_Shortest_Route_From_All_Given_Paths()
{
// Arrange
var routeOne = new Route()
{
Paths = new List <Path>
{
new Path {
Id = 1, PointOne = this.pointA, PointTwo = this.pointD, Distance = 20
}
}
};
var routeTwo = new Route()
{
Paths = new List <Path>
{
new Path {
Id = 2, PointOne = this.pointA, PointTwo = this.pointB, Distance = 4
},
new Path {
Id = 3, PointOne = this.pointB, PointTwo = this.pointD, Distance = 5
},
}
};
var possibleRoutes = new List <Route>
{
routeOne,
routeTwo
};
var sut = new ShortestRouteFinder();
// Act
var result = sut.GetShortestRoute(possibleRoutes);
// Assert
result.TotalDistance.Should().Be(9);
result.Should().BeEquivalentTo(routeTwo);
}
