public void Constructor()
{
var graph = new BidirectionalGraph <int, Edge <int> >();
var controller = new TestHighlightController <int>(graph);
var algorithm = new SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >(controller, null);
AssertAlgorithmProperties(algorithm, controller);
var parameters = new HighlightParameters();
algorithm = new SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >(controller, parameters);
AssertAlgorithmProperties(algorithm, controller, parameters);
#region Local function
void AssertAlgorithmProperties(
SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > > algo,
IHighlightController <int, Edge <int>, BidirectionalGraph <int, Edge <int> > > c,
HighlightParameters p = null)
{
Assert.AreSame(c, algo.Controller);
if (p is null)
{
Assert.IsNull(((IHighlightAlgorithm <int, Edge <int> >)algo).Parameters);
Assert.IsNull(algo.Parameters);
}
else
{
Assert.AreSame(p, ((IHighlightAlgorithm <int, Edge <int> >)algo).Parameters);
Assert.AreSame(p, algo.Parameters);
}
}
#endregion
}
public void Constructor_Throws()
{
var parameters = new HighlightParameters();
// ReSharper disable ObjectCreationAsStatement
// ReSharper disable AssignNullToNotNullAttribute
Assert.Throws <ArgumentNullException>(
() => new SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >(null, parameters));
Assert.Throws <ArgumentNullException>(
() => new SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >(null, null));
// ReSharper restore AssignNullToNotNullAttribute
// ReSharper restore ObjectCreationAsStatement
}
public void StandardFactory()
{
var graph = new BidirectionalGraph <int, Edge <int> >();
var context = new TestHighlightContext(graph);
var controller = new TestHighlightController(graph);
var factory = new StandardHighlightAlgorithmFactory <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >();
CollectionAssert.AreEqual(new[] { "Simple" }, factory.HighlightModes);
Assert.IsNull(
factory.CreateAlgorithm(
string.Empty,
context,
controller,
new HighlightParameters()));
Assert.IsInstanceOf <SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > > >(
factory.CreateAlgorithm(
"Simple",
context,
controller,
new HighlightParameters()));
Assert.IsInstanceOf <SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > > >(
factory.CreateAlgorithm(
"Simple",
context,
controller,
null));
var parameters = new HighlightParameters();
IHighlightParameters createdParameters = factory.CreateParameters(string.Empty, parameters);
Assert.IsInstanceOf <HighlightParameters>(createdParameters);
Assert.AreNotSame(parameters, createdParameters);
createdParameters = factory.CreateParameters("Simple", parameters);
Assert.IsInstanceOf <HighlightParameters>(createdParameters);
Assert.AreNotSame(parameters, createdParameters);
createdParameters = factory.CreateParameters("Simple", null);
Assert.IsInstanceOf <HighlightParameters>(createdParameters);
Assert.AreNotSame(parameters, createdParameters);
createdParameters = factory.CreateParameters("NotExist", null);
Assert.IsNull(createdParameters);
Assert.IsFalse(factory.IsValidMode(null));
Assert.IsTrue(factory.IsValidMode(string.Empty));
Assert.IsTrue(factory.IsValidMode("Simple"));
Assert.IsFalse(factory.IsValidMode("simple"));
var algorithm1 = new TestHighlightAlgorithm(controller, new HighlightParameters());
Assert.IsNull(factory.GetHighlightMode(algorithm1));
var algorithm2 = new SimpleHighlightAlgorithm <int, Edge <int>, BidirectionalGraph <int, Edge <int> > >(controller, new HighlightParameters());
Assert.AreEqual("Simple", factory.GetHighlightMode(algorithm2));
}