public void IsEmptyAfterClear()
{
TripleStore store = MakeTripleStoreWithOneDummyStatement();
store.Clear();
Assert.IsTrue(store.IsEmpty());
}
public void IsEmptyIsNotTrueIfStatementAdded()
{
TripleStore store = MakeTripleStoreWithOneDummyStatement();
Assert.IsFalse(store.IsEmpty());
store.Clear();
}
public void NewInstanceIsEmpty()
{
TripleStore store = MakeNewTripleStore();
Assert.IsTrue(store.IsEmpty());
store.Clear();
}
public void GetResourceDenotedByDoesNotChangeIsEmptyFlag()
{
TripleStore store = MakeNewTripleStore();
store.GetResourceDenotedBy(new UriRef("http://example.com/uri"));
Assert.IsTrue(store.IsEmpty());
store.Clear();
}
public void EvaluateRule()
{
TripleStore store = MakeNewTripleStore();
SimpleRuleProcessor ruleProcessor = new SimpleRuleProcessor();
store.Add(new Statement(new UriRef("http://example.com/subj1"), new UriRef("http://example.com/pred"), new UriRef("http://example.com/obj1")));
store.Add(new Statement(new UriRef("http://example.com/subj2"), new UriRef("http://example.com/pred"), new UriRef("http://example.com/obj2")));
Rule rule = new Rule();
rule.AddAntecedent(new Pattern(new Variable("var1"), new UriRef("http://example.com/pred"), new Variable("var2")));
rule.AddConsequent(new Pattern(new Variable("var1"), new UriRef("http://example.com/newPred"), new Variable("var2")));
ruleProcessor.Process(rule, store);
Assert.IsFalse(store.IsEmpty(), "Destination is non-empty");
Assert.IsTrue(store.Contains(new Statement(new UriRef("http://example.com/subj1"), new UriRef("http://example.com/newPred"), new UriRef("http://example.com/obj1"))), "Destination contains first match consequent");
Assert.IsTrue(store.Contains(new Statement(new UriRef("http://example.com/subj2"), new UriRef("http://example.com/newPred"), new UriRef("http://example.com/obj2"))), "Destination contains second match consequent");
store.Clear();
}
/// <summary>Gets a value indicating whether the KnowledgeBase is empty or not.</summary>
/// <returns>true if the KnowledgeBase contains any resource descriptions, false otherwise</returns>
public virtual bool IsEmpty()
{
return(itsAssertions.IsEmpty());
}
