public void SparqlDateTimeCompare(String x, String y)
{
IGraph g = new Graph();
INode dateTime1 = g.CreateLiteralNode(x, UriFactory.Create(XmlSpecsHelper.XmlSchemaDataTypeDateTime));
INode dateTime2 = g.CreateLiteralNode(y, UriFactory.Create(XmlSpecsHelper.XmlSchemaDataTypeDateTime));
SparqlOrderingComparer comparer = new SparqlOrderingComparer();
// Expected result is that x < y so return should be -1
Assert.AreEqual(-1, comparer.Compare(dateTime1, dateTime2));
// Thus inverse should give 1
Assert.AreEqual(1, comparer.Compare(dateTime2, dateTime1));
// Also both should compare equal to self
Assert.AreEqual(0, comparer.Compare(dateTime1, dateTime1));
Assert.AreEqual(0, comparer.Compare(dateTime2, dateTime2));
}
public void NodesSortingSparqlOrder()
{
SparqlOrderingComparer comparer = new SparqlOrderingComparer();
//Stream for Output
Console.WriteLine("## Sorting Test");
Console.WriteLine("NULLs < Blank Nodes < URI Nodes < Untyped Literals < Typed Literals");
Console.WriteLine();
//Create a Graph
Graph g = new Graph();
g.BaseUri = new Uri("http://example.org/");
g.NamespaceMap.AddNamespace("", new Uri("http://example.org/"));
//Create a list of various Nodes
List<INode> nodes = new List<INode>();
nodes.Add(g.CreateUriNode(":someUri"));
nodes.Add(g.CreateBlankNode());
nodes.Add(null);
nodes.Add(g.CreateBlankNode());
nodes.Add(g.CreateLiteralNode("cheese"));
nodes.Add(g.CreateLiteralNode("aardvark"));
nodes.Add(g.CreateLiteralNode(DateTime.Now.AddDays(-25).ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("duck"));
nodes.Add(g.CreateUriNode(":otherUri"));
nodes.Add(g.CreateLiteralNode("1.5", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateUriNode(new Uri("http://www.google.com")));
nodes.Add(g.CreateLiteralNode(DateTime.Now.AddYears(3).ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("23", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode("M43d", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateUriNode(new Uri("http://www.dotnetrdf.org")));
nodes.Add(g.CreateLiteralNode("12", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateBlankNode("monkey"));
nodes.Add(g.CreateBlankNode());
nodes.Add(g.CreateLiteralNode("chaese"));
nodes.Add(g.CreateLiteralNode("1.0456345", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateLiteralNode("cheese"));
nodes.Add(g.CreateLiteralNode(Convert.ToBase64String(new byte[] { Byte.Parse("32") }), new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateLiteralNode("TA==", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateLiteralNode("-45454", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode(DateTime.Now.ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("-3", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode("242344.3456435", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateLiteralNode("true", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBoolean)));
nodes.Add(g.CreateUriNode(":what"));
nodes.Add(null);
nodes.Add(g.CreateLiteralNode("false", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBoolean)));
nodes.Add(g.CreateLiteralNode("invalid-value", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Sort(comparer);
//Output the Results
foreach (INode n in nodes)
{
if (n == null)
{
Console.WriteLine("NULL");
}
else
{
Console.WriteLine(n.ToString());
}
}
Console.WriteLine();
Console.WriteLine("Now in reverse...");
Console.WriteLine();
nodes.Reverse();
//Output the Results
foreach (INode n in nodes)
{
if (n == null)
{
Console.WriteLine("NULL");
}
else
{
Console.WriteLine(n.ToString());
}
}
}
public void NodesSortingSparqlOrder()
{
SparqlOrderingComparer comparer = new SparqlOrderingComparer();
//Stream for Output
Console.WriteLine("## Sorting Test");
Console.WriteLine("NULLs < Blank Nodes < URI Nodes < Untyped Literals < Typed Literals");
Console.WriteLine();
//Create a Graph
Graph g = new Graph();
g.BaseUri = new Uri("http://example.org/");
g.NamespaceMap.AddNamespace("", new Uri("http://example.org/"));
//Create a list of various Nodes
List <INode> nodes = new List <INode>();
nodes.Add(g.CreateUriNode(":someUri"));
nodes.Add(g.CreateBlankNode());
nodes.Add(null);
nodes.Add(g.CreateBlankNode());
nodes.Add(g.CreateLiteralNode("cheese"));
nodes.Add(g.CreateLiteralNode("aardvark"));
nodes.Add(g.CreateLiteralNode(DateTime.Now.AddDays(-25).ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("duck"));
nodes.Add(g.CreateUriNode(":otherUri"));
nodes.Add(g.CreateLiteralNode("1.5", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateUriNode(new Uri("http://www.google.com")));
nodes.Add(g.CreateLiteralNode(DateTime.Now.AddYears(3).ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("23", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode("M43d", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateUriNode(new Uri("http://www.dotnetrdf.org")));
nodes.Add(g.CreateLiteralNode("12", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateBlankNode("monkey"));
nodes.Add(g.CreateBlankNode());
nodes.Add(g.CreateLiteralNode("chaese"));
nodes.Add(g.CreateLiteralNode("1.0456345", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateLiteralNode("cheese"));
nodes.Add(g.CreateLiteralNode(Convert.ToBase64String(new byte[] { Byte.Parse("32") }), new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateLiteralNode("TA==", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBase64Binary)));
nodes.Add(g.CreateLiteralNode("-45454", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode(DateTime.Now.ToString(XmlSpecsHelper.XmlSchemaDateTimeFormat), new Uri(XmlSpecsHelper.XmlSchemaDataTypeDateTime)));
nodes.Add(g.CreateLiteralNode("-3", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Add(g.CreateLiteralNode("242344.3456435", new Uri(XmlSpecsHelper.XmlSchemaDataTypeDouble)));
nodes.Add(g.CreateLiteralNode("true", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBoolean)));
nodes.Add(g.CreateUriNode(":what"));
nodes.Add(null);
nodes.Add(g.CreateLiteralNode("false", new Uri(XmlSpecsHelper.XmlSchemaDataTypeBoolean)));
nodes.Add(g.CreateLiteralNode("invalid-value", new Uri(XmlSpecsHelper.XmlSchemaDataTypeInteger)));
nodes.Sort(comparer);
//Output the Results
foreach (INode n in nodes)
{
if (n == null)
{
Console.WriteLine("NULL");
}
else
{
Console.WriteLine(n.ToString());
}
}
Console.WriteLine();
Console.WriteLine("Now in reverse...");
Console.WriteLine();
nodes.Reverse();
//Output the Results
foreach (INode n in nodes)
{
if (n == null)
{
Console.WriteLine("NULL");
}
else
{
Console.WriteLine(n.ToString());
}
}
}