public void TestVRPInstances()
{
var vrp = new VehicleRoutingProblem();
var providers = ProblemInstanceManager.GetProviders(vrp);
var failedInstances = new StringBuilder();
Assert.IsTrue(providers.Any(), "No providers could be found.");
foreach (var provider in providers)
{
IEnumerable <IDataDescriptor> instances = ((dynamic)provider).GetDataDescriptors();
Assert.IsTrue(instances.Any(), string.Format("No instances could be found in {0}.", provider.Name));
foreach (var instance in instances)
{
try {
// throws InvalidOperationException if zero or more than one interpreter is found
((dynamic)vrp).Load(((dynamic)provider).LoadData(instance));
} catch (Exception exc) {
failedInstances.AppendLine(instance.Name + ": " + exc.Message);
}
}
}
Assert.IsTrue(failedInstances.Length == 0, "Following instances failed: " + Environment.NewLine + failedInstances);
}
protected override void OnContentChanged()
{
base.OnContentChanged();
if (Content == null)
{
problemInstanceProviders = null;
problemInstanceProviderComboBox.DataSource = null;
problemInstanceSplitContainer.Panel1Collapsed = true;
}
else
{
var consumer = Content as IProblemInstanceConsumer;
if (consumer != null)
{
problemInstanceProviders = ProblemInstanceManager.GetProviders(Content);
bool expand = problemInstanceProviders.Any();
if (expand)
{
problemInstanceProviderComboBox.DisplayMember = "Name";
problemInstanceProviderComboBox.DataSource = ProblemInstanceProviders.OrderBy(x => x.Name).ToList();
}
problemInstanceSplitContainer.Panel1Collapsed = !expand;
}
else
{
problemInstanceSplitContainer.Panel1Collapsed = true;
}
}
SetEnabledStateOfControls();
}