public void LoadAllTSP()
{
var tspLib = new TspLib95(RootDir);
tspLib.LoadAllTSP();
var items = tspLib.TSPItems();
Assert.AreEqual(Enumerable.Count(items), 112);
}
/// <summary>
/// Constructor.
/// </summary>
/// <param name="tspLibPath">The directory path to the TSPLIB95 library.</param>
/// <exception cref="ArgumentOutOfRangeException">Thrown if no TspLib95Items were loaded.</exception>
public SymmetricTspItemLoader(string tspLibPath)
{
try
{
var tspLib = new TspLib95(tspLibPath);
var items = tspLib.LoadAllTSP();
const int maxNodes = 100;
var nodeType = typeof(Node2D);
_tspLibItems = (from i in items
let nodes = i.Problem.NodeProvider.GetNodes()
where nodes.Count <= maxNodes
where nodes.All(n => n.GetType() == nodeType)
select i).ToList();
ProblemNames = _tspLibItems.Select(i => i.Problem.Name).ToList();
}
catch (Exception e)
{
throw new ArgumentOutOfRangeException($"No TspLib95Items were loaded for path: '{tspLibPath}'", e);
}
}
public void GetItemByInvalidName()
{
var tspLib = new TspLib95(RootDir);
tspLib.LoadAllTSP();
Assert.IsNull(tspLib.GetItemByName("bob", ProblemType.TSP));
Assert.IsNull(tspLib.GetItemByName("", ProblemType.TSP));
Assert.IsNull(tspLib.GetItemByName(" ", ProblemType.TSP));
}
