public void PCBasicTest()
{
var coll = new PredicateCollection();
var pred = Predicates.ElementTypePredicate <int>();
// Invalid element
Assert.ThrowsException <InvalidElementException>(() => coll.Add(pred, ""));
// New predicate and element, ok
coll.Add(pred, 1);
Assert.AreEqual(1, coll.Get(pred));
// Existing predicate and element, ignored
coll.Add(pred, 1);
Assert.AreEqual(1, coll.Get(pred));
// New predicate, existing element, element ignored
coll.Add((Predicate)((obj) => obj.GetType() != typeof(char)), 1);
// Match querying by each predicate
Assert.AreEqual(coll.Get(pred), coll.Get((obj) => obj.GetType() != typeof(char)));
// Existing predicate, new element, not ok
Assert.ThrowsException <ExistingElementException>(() => coll.Add(pred, 2));
}
public void PCReferenceTypeTest()
{
var coll = new PredicateCollection();
var pred = Predicates.ElementTypePredicate <string>();
Assert.ThrowsException <InvalidElementException>(() => coll.Add(pred, 1));
string elem = "a";
coll.Add(pred, elem);
Assert.AreSame(elem, coll.Get(pred));
Assert.ThrowsException <ExistingElementException>(() => coll.Add(pred, "b"));
Assert.IsTrue(coll.Valid());
}
