public void PartialProblemParsingTest()
{
var visits = new int [3][];
visits[0] = new int[1];
visits[0][0] = 1;
visits[1] = new int[1];
visits[1][0] = 2;
visits[2] = new int[1];
visits[2][0] = 3;
var instance = new DVRPPartialProblemInstance()
{
PartialResult = 0,
SolutionResult = SolutionResult.NotSolved,
VisitIds = visits
};
var converter = new ProblemToBytesConverter();
var bytes = converter.ToByteArray(instance);
var ret = (DVRPPartialProblemInstance)converter.FromBytesArray(bytes);
//assertions:
Assert.AreEqual(visits.Length, ret.VisitIds.Length);
Assert.AreEqual(visits[0].Length, ret.VisitIds[0].Length);
Assert.AreEqual(visits[1].Length, ret.VisitIds[1].Length);
Assert.AreEqual(visits[2].Length, ret.VisitIds[2].Length);
Assert.AreEqual(visits[0][0], ret.VisitIds[0][0]);
Assert.AreEqual(visits[1][0], ret.VisitIds[1][0]);
Assert.AreEqual(visits[2][0], ret.VisitIds[2][0]);
Assert.AreEqual(ret.PartialResult, 0);
Assert.AreEqual(ret.SolutionResult, SolutionResult.NotSolved);
}
public void DvrpPartialProblemInstanceSerializationTest()
{
var problem = new DVRPPartialProblemInstance();
problem.SolutionResult = SolutionResult.Successful;
problem.PartialResult = 123;
problem.VisitIds = new int[][]
{
new int[] { 1, 3, 5, 7, 9 },
new int[] { 0, 2, 4, 6 },
new int[] { 11, 22 }
};
string xml = _serializer.ToXmlString(problem);
DVRPPartialProblemInstance p = (DVRPPartialProblemInstance)_serializer.FromXmlString(xml);
Assert.AreEqual(problem.SolutionResult, p.SolutionResult);
Assert.AreEqual(problem.PartialResult, p.PartialResult);
Assert.AreEqual(problem.VisitIds[2][1], p.VisitIds[2][1]);
}
/// <summary>
/// this will do something with final solution, e.g. printing it
/// </summary>
/// <param name="solution"></param>
public void PrintSolutionResult(SolutionsSolution solution)
{
if (solution.Data == null)
{
log.DebugFormat("Result - solution received is null");
return;
}
DVRPPartialProblemInstance result = (DVRPPartialProblemInstance) _problemConverter.FromBytesArray(solution.Data);
if (result.SolutionResult == SolutionResult.Impossible)
{
log.DebugFormat("Result - solution unknown - problem impossible to solve");
}
else if (result.SolutionResult == SolutionResult.NotSolved)
{
log.DebugFormat("Error of cluster computations. Cluster sent solution with field NotSolved");
}
else
log.DebugFormat("Result - solution found, minimal cost = {0} ", result.PartialResult);
return;
}