public void StorageDydraRemoveTriples()
{
try
{
Options.HttpDebugging = true;
DydraConnector dydra = DydraTests.GetConnection();
Graph g = new Graph();
g.LoadFromEmbeddedResource("VDS.RDF.Configuration.configuration.ttl");
g.BaseUri = new Uri("http://example.org/storage/dydra/update/remove");
dydra.SaveGraph(g);
List <Triple> ts = new List <Triple>();
ts.Add(new Triple(g.CreateUriNode(new Uri("http://example.org/subject")), g.CreateUriNode(new Uri("http://example.org/predicate")), g.CreateUriNode(new Uri("http://example.org/object"))));
dydra.UpdateGraph(g.BaseUri, null, ts);
g = new Graph();
dydra.LoadGraph(g, "http://example.org/storage/dydra/update/remove");
Assert.IsTrue(ts.All(t => !g.ContainsTriple(t)), "Removed Triple should be in the Graph");
}
finally
{
Options.HttpDebugging = false;
}
}
public void StorageDydraSaveToDefaultGraph()
{
try
{
Options.HttpDebugging = true;
Graph orig = new Graph();
orig.LoadFromEmbeddedResource("VDS.RDF.Configuration.configuration.ttl");
orig.BaseUri = null;
DydraConnector dydra = DydraTests.GetConnection();
dydra.SaveGraph(orig);
Graph g = new Graph();
dydra.LoadGraph(g, (Uri)null);
if (orig.Triples.Count == g.Triples.Count)
{
Assert.AreEqual(orig, g, "Graphs should be equal");
}
else
{
Assert.IsTrue(g.HasSubGraph(orig), "Original Graph should be a sub-graph of retrieved Graph");
}
}
finally
{
Options.HttpFullDebugging = false;
Options.HttpDebugging = false;
}
}
public void StorageDydraConstructQuery()
{
try
{
Options.HttpDebugging = true;
//Options.HttpFullDebugging = true;
DydraConnector dydra = DydraTests.GetConnection();
Object results = dydra.Query("CONSTRUCT { ?s a ?type } WHERE { { ?s a ?type } UNION { GRAPH ?g { ?s a ?type } } }");
if (results is IGraph)
{
IGraph g = (IGraph)results;
TestTools.ShowResults(g);
}
else
{
Assert.Fail("Did not get a Graph as expected");
}
}
finally
{
Options.HttpFullDebugging = false;
Options.HttpDebugging = false;
}
}
public void StorageDydraListGraphs()
{
DydraConnector dydra = DydraTests.GetConnection();
List <Uri> graphUris = dydra.ListGraphs().ToList();
Console.WriteLine("Dydra returned " + graphUris.Count + " Graph URIs");
foreach (Uri u in graphUris)
{
Console.WriteLine(u.ToString());
}
}
public void StorageDydraDeleteGraph()
{
try
{
Options.HttpDebugging = true;
Graph orig = new Graph();
orig.LoadFromEmbeddedResource("VDS.RDF.Configuration.configuration.ttl");
orig.BaseUri = new Uri("http://example.org/storage/dydra/delete");
DydraConnector dydra = DydraTests.GetConnection();
dydra.SaveGraph(orig);
Graph g = new Graph();
dydra.LoadGraph(g, orig.BaseUri);
if (orig.Triples.Count == g.Triples.Count)
{
GraphDiffReport report = orig.Difference(g);
if (!report.AreEqual)
{
TestTools.ShowDifferences(report);
}
Assert.AreEqual(orig, g, "Graphs should be equal");
}
else
{
Assert.IsTrue(g.HasSubGraph(orig), "Original Graph should be a sub-graph of retrieved Graph");
}
//Now delete the Graph
dydra.DeleteGraph(orig.BaseUri);
//And retrieve it again
g = new Graph();
dydra.LoadGraph(g, orig.BaseUri);
Assert.IsTrue(g.IsEmpty, "Graph should be empty as was deleted from repository");
Assert.AreNotEqual(orig, g, "Graphs should not be equal");
}
finally
{
Options.HttpDebugging = false;
}
}
public void StorageDydraSaveToNamedGraph()
{
try
{
Options.HttpDebugging = true;
Graph orig = new Graph();
orig.LoadFromEmbeddedResource("VDS.RDF.Configuration.configuration.ttl");
orig.BaseUri = new Uri("http://example.org/storage/dydra/save/named/");
DydraConnector dydra = DydraTests.GetConnection();
dydra.SaveGraph(orig);
Graph g = new Graph();
dydra.LoadGraph(g, orig.BaseUri);
if (orig.Triples.Count == g.Triples.Count)
{
GraphDiffReport report = orig.Difference(g);
if (!report.AreEqual)
{
TestTools.ShowDifferences(report);
}
Assert.AreEqual(orig, g, "Graphs should be equal");
}
else
{
Assert.IsTrue(g.HasSubGraph(orig), "Original Graph should be a sub-graph of retrieved Graph");
}
}
finally
{
Options.HttpFullDebugging = false;
Options.HttpDebugging = false;
}
}
public void StorageDydraQuery()
{
try
{
Options.HttpDebugging = true;
DydraConnector dydra = DydraTests.GetConnection();
Object results = dydra.Query("SELECT * WHERE { { ?s a ?type } UNION { GRAPH ?g { ?s a ?type } } }");
if (results is SparqlResultSet)
{
SparqlResultSet rset = (SparqlResultSet)results;
TestTools.ShowResults(rset);
}
else
{
Assert.Fail("Did not get a SPARQL Result Set as expected");
}
}
finally
{
Options.HttpFullDebugging = false;
Options.HttpDebugging = false;
}
}
public void StorageDydraLoadGraphWithHandler()
{
try
{
Options.HttpDebugging = true;
Graph orig = new Graph();
orig.LoadFromEmbeddedResource("VDS.RDF.Configuration.configuration.ttl");
orig.BaseUri = new Uri("http://example.org/storage/dydra/tests/counting");
DydraConnector dydra = DydraTests.GetConnection();
dydra.DeleteGraph(orig.BaseUri);
dydra.SaveGraph(orig);
CountHandler handler = new CountHandler();
dydra.LoadGraph(handler, orig.BaseUri);
Assert.AreEqual(orig.Triples.Count, handler.Count, "Triple Counts should be equal");
}
finally
{
Options.HttpDebugging = false;
}
}