public string[] Get(string source, string destination)
{
var request = new GetShortestPath.Request(source, destination);
var shortestPath = new GetShortestPath(dbContext).Handle(request);
return(shortestPath);
}
public async Task GetShortestPath()
{
// arrange
//serviceRepository.Setup(m => m.Query())
// .Returns<IQueryable<Service>>(p => p);
//routeRepository.Setup(m => m.Query())
//.Returns<IQueryable<Route>>(p => p);
//var serviceDbSetMock = Builder<Service>.CreateListOfSize(9).Build().ToAsyncDbSetMock();
//serviceRepository.Setup(m => m.Query()).Returns(serviceDbSetMock.Object);
//var routeDbSetMock = Builder<Route>.CreateListOfSize(11).Build().ToAsyncDbSetMock();
//routeRepository.Setup(m => m.Query()).Returns(routeDbSetMock.Object);
_handler = new ServiceHandler(serviceRepository.Object, routeRepository.Object);
var comand = new GetShortestPath(1, 2);
var result = await _handler.Handle(comand, GetCancelationToken(TimeSpan.FromSeconds(1)).Token);
Assert.NotNull(result);
var objectResult = result as Response;
Assert.NotNull(objectResult);
}
public Task <Response> Handle(GetShortestPath request, CancellationToken cancellationToken)
{
var response = new Response();
var result = serviceRepository.Query().ToList();
if (!result.Any(x => x.Id == request.StartId))
{
response.AddError("Initial Service does not exist.");
return(Task.FromResult(response));
}
if (!result.Any(x => x.Id == request.DestinationId))
{
response.AddError("End Service does not exist.");
return(Task.FromResult(response));
}
result.ForEach(x =>
{
x.AddRoutes(routeRepository.Query().Where(r => r.ServiceOriginId == x.Id).ToList());
});
var path = new List <int>()
{
request.StartId
};
SearchPath(request.StartId, request.DestinationId, ref path, ref result);
return(Task.FromResult(new Response(path)));
}
public void FromTorontoPearsonAirportToOHareAirport_ShouldThrowExceptionNoRoute()
{
Assert.Throws <BusinessException>(() =>
{
try
{
var result = new GetShortestPath(dbContext).Handle(new GetShortestPath.Request("YYZ", "ORD"));
}
catch (Exception exception)
{
Assert.True(exception is BusinessException && exception.Equals(BusinessException.NO_ROUTE));
throw;
}
});
}
public void FromTorontoPearsonAirportToVancouverAirportTo()
{
var result = new GetShortestPath(dbContext).Handle(new GetShortestPath.Request("YYZ", "YVR"));
Assert.Equal("YYZ -> JFK -> LAX -> YVR", string.Join(" -> ", result));
}
public void FromTorontoPearsonAirportToJohnKennedyAirport()
{
var result = new GetShortestPath(dbContext).Handle(new GetShortestPath.Request("YYZ", "JFK"));
Assert.Equal("YYZ -> JFK", string.Join(" -> ", result));
}
