public void EvaluateReturnsTrueIfSubExpressionReturnsTypedLiteral()
{
IsLiteral expression = new IsLiteral(new GraphMemberExpression(new TypedLiteral("scooby", "http://example.com/dog")));
Bindings bindings = new Bindings();
Assert.AreEqual(true, expression.Evaluate(bindings));
}
public void EvaluateReturnsFalseIfSubExpressionDoesntReturnPlainLiteralOrTypedLiteral()
{
IsLiteral expression = new IsLiteral(new GraphMemberExpression(new BlankNode()));
Bindings bindings = new Bindings();
Assert.AreEqual(false, expression.Evaluate(bindings));
}
public void EvaluateReturnsTrueIfSubExpressionReturnsPlainLiteral()
{
IsLiteral expression = new IsLiteral(new GraphMemberExpression(new PlainLiteral("scooby")));
Bindings bindings = new Bindings();
Assert.AreEqual(true, expression.Evaluate(bindings));
}
/// <summary>
/// Equality comparison. Unlike the Match operation, the Equals operation requires direct value equality.
/// </summary>
/// <param name="obj"></param>
/// <returns></returns>
public override bool Equals(object obj)
{
var other = obj as Triple;
if (other == null)
{
return(false);
}
return((Subject == null && other.Subject == null || Subject != null && Subject.Equals(other.Subject)) &&
(Predicate == null && other.Predicate == null ||
Predicate != null && Predicate.Equals(other.Predicate)) &&
IsLiteral.Equals(other.IsLiteral) &&
(Object == null && other.Object == null || Object != null && Object.Equals(other.Object)) &&
(Graph == null && other.Graph == null || Graph != null && Graph.Equals(other.Graph)) &&
(DataType == null && other.DataType == null ||
DataType != null && DataType.Equals(other.DataType)) &&
(LangCode == null && other.LangCode == null ||
LangCode != null && LangCode.Equals(other.LangCode)));
}
