protected void TestReasoner(DalcRdfStore dalcStore)
{
var store = new Store(dalcStore);
Euler engine = new Euler(new N3Reader(new StringReader(eulerRules)));
store.AddReasoner(engine);
Console.WriteLine(
"Is Adam a parent of Bill? " +
store.Contains(
new Statement(baseNs + "persons#1", baseNs + "terms#is_parent", (Entity)(baseNs + "persons#4"))).ToString());
Console.WriteLine(
"Is Eve a parent of Bill? " +
store.Contains(
new Statement(baseNs + "persons#2", baseNs + "terms#is_parent", (Entity)(baseNs + "persons#4"))).ToString());
Console.Write("Children of Eve: ");
var res = store.Select(new Statement(null, baseNs + "terms#is_child", (Entity)(baseNs + "persons#2")));
foreach (var st in res)
{
var nameRes = store.Select(new Statement(st.Subject.Uri, ns_foaf_name, null));
Console.Write(String.Format("({0})", dalcStore.GetDataKey(st.Subject).Id));
foreach (var nameSt in nameRes)
{
Console.Write(nameSt.Object.ToString() + " ");
}
}
Console.WriteLine();
}
protected void ExportToN3(DalcRdfStore store)
{
using (var n3wr = new N3Writer(Console.Out)) {
n3wr.Namespaces.AddNamespace("http://www.nreco.qsh.eu/rdf/", "nreco");
n3wr.Namespaces.AddNamespace("http://www.nreco.qsh.eu/rdf/persons#", "p");
n3wr.Namespaces.AddNamespace(NS.Rdf.BASE, "rdf");
n3wr.Namespaces.AddNamespace(NS.Rdfs.BASE, "rdfs");
store.Select(n3wr);
}
}
protected void ExportToN3(DalcRdfStore store)
{
using (var n3wr = new N3Writer(Console.Out)) {
n3wr.Namespaces.AddNamespace("http://www.nreco.qsh.eu/rdf/", "nreco");
n3wr.Namespaces.AddNamespace("http://www.nreco.qsh.eu/rdf/persons#", "p");
n3wr.Namespaces.AddNamespace(NS.Rdf.BASE, "rdf");
n3wr.Namespaces.AddNamespace(NS.Rdfs.BASE, "rdfs");
store.Select(n3wr);
}
}
protected DalcRdfStore PrepareRdfMapping(IDalc dalc)
{
var dalc2Rdf = new DalcRdfStore();
dalc2Rdf.Dalc = dalc;
dalc2Rdf.Sources = new[] {
new DalcRdfStore.SourceDescriptor()
{
Ns = baseNs + "persons",
IdFieldName = "id",
IdFieldType = typeof(int),
RdfType = NS.Rdfs.Class,
SourceName = "persons",
Fields = new [] {
new DalcRdfStore.FieldDescriptor()
{
FieldName = "name",
Ns = ns_foaf_name,
RdfType = NS.Rdfs.Property,
FieldType = typeof(string)
},
new DalcRdfStore.FieldDescriptor()
{
FieldType = typeof(int),
FieldName = "mother_id",
Ns = baseNs + "terms#has_mother",
RdfType = NS.Rdfs.Property,
FkSourceName = "persons"
},
new DalcRdfStore.FieldDescriptor()
{
FieldType = typeof(int),
FieldName = "father_id",
Ns = baseNs + "terms#has_father",
RdfType = NS.Rdfs.Property,
FkSourceName = "persons"
}
}
}
};
dalc2Rdf.Init();
return(dalc2Rdf);
}
public void SelectByTemplateTest()
{
var store = new DalcRdfStore();
store.Dalc = PrepareDalc();
string ns_foaf_name = "http://xmlns.com/foaf/0.1/name";
string ns_accounts = "urn:test:accounts";
string ns_number = "urn:test:number";
string ns_id = "urn:test:id";
string ns_aff_id = "urn:test:aff_id";
store.Sources = new[] {
new DalcRdfStore.SourceDescriptor()
{
Ns = ns_accounts,
IdFieldName = "id",
RdfType = NS.Rdfs.Class,
SourceName = "accounts",
Fields = new [] {
new DalcRdfStore.FieldDescriptor()
{
FieldName = "name",
Ns = ns_foaf_name,
RdfType = NS.Rdf.Property,
FieldType = typeof(string)
},
new DalcRdfStore.FieldDescriptor()
{
FieldName = "age",
FieldType = typeof(int),
Ns = "urn:test:age",
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor()
{
FieldName = "number",
FieldType = typeof(int),
Ns = ns_number,
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor()
{
FieldType = typeof(int),
FieldName = "id",
Ns = ns_id,
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor()
{
FieldType = typeof(int),
FieldName = "aff_id",
Ns = ns_aff_id,
RdfType = NS.Rdf.Property,
FkSourceName = "accounts"
}
}
}
};
store.Init();
//System.Diagnostics.Debugger.Break();
var ns_account1 = "urn:test:accounts#1";
var ns_account2 = "urn:test:accounts#2";
var ns_account3 = "urn:test:accounts#3";
var ns_age = "urn:test:age";
Assert.IsFalse(store.Contains(new Statement(ns_account1, ns_age, new Literal("2"))));
Assert.IsTrue(store.Contains(new Statement(ns_account2, ns_age, new Literal("2"))));
Assert.IsTrue(store.Contains(new Statement(null, ns_age, new Literal("2"))));
var sinkMock = GetSinkMock();
// test case: no subject
store.Select(new Statement(null, ns_age, new Literal("2")), sinkMock.Object);
sinkMock.Verify(a => a.Add(new Statement(ns_account2, ns_age, new Literal("2"))), Times.Exactly(1));
var sinkMock2 = GetSinkMock();
// test case: only subject
store.Select(new Statement(ns_account1, null, null), sinkMock2.Object);
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_age, new Literal("26"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_number, new Literal("2"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_foaf_name, new Literal("Vitalik"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, NS.Rdf.type, (Entity)ns_accounts)), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_aff_id, (Entity)ns_account3)), Times.Exactly(1));
// test case: select filter
var sinkMock3 = GetSinkMock();
store.Select(
new SelectFilter(null, new[] { (Entity)ns_age, (Entity)ns_number }, new[] { new Literal("2") }, null), sinkMock3.Object);
sinkMock3.Verify(a => a.Add(new Statement(ns_account1, ns_number, new Literal("2"))), Times.Exactly(1));
sinkMock3.Verify(a => a.Add(new Statement(ns_account2, ns_age, new Literal("2"))), Times.Exactly(1));
var sinkMock4 = GetSinkMock();
store.Select(new Statement(null, ns_aff_id, (Entity)ns_account1), sinkMock4.Object);
sinkMock4.Verify(a => a.Add(new Statement(ns_account2, ns_aff_id, (Entity)ns_account1)), Times.Exactly(1));
// test case: schema selects
Assert.IsTrue(store.Contains(new Statement(ns_aff_id, NS.Rdf.type, NS.Rdf.PropertyEntity)));
Assert.IsTrue(store.Contains(new Statement(ns_aff_id, NS.Rdfs.domainEntity, (Entity)ns_accounts)));
//store.Select(new N3Writer(Console.Out));
int schemaStatements = 0;
var sinkMock5 = GetSinkMock();
sinkMock5.Setup(a => a.Add(It.IsAny <Statement>())).Callback(() => schemaStatements++).Returns(true);
store.Select(new Statement(null, NS.Rdf.typeEntity, NS.Rdfs.ClassEntity), sinkMock5.Object);
Assert.AreEqual(1, schemaStatements);
sinkMock5.Verify(a => a.Add(new Statement(ns_accounts, NS.Rdf.typeEntity, NS.Rdfs.ClassEntity)), Times.Exactly(1));
store.Select(new Statement(null, NS.Rdfs.domainEntity, (Entity)ns_accounts), sinkMock5.Object);
Assert.AreEqual(1 + 5, schemaStatements);
sinkMock5.Verify(a => a.Add(new Statement(ns_foaf_name, NS.Rdfs.domainEntity, (Entity)ns_accounts)), Times.Exactly(1));
sinkMock5.Verify(a => a.Add(new Statement(ns_age, NS.Rdfs.domainEntity, (Entity)ns_accounts)), Times.Exactly(1));
// test case: literal filter
int litFilterStatements = 0;
var sinkMock6 = GetSinkMock();
sinkMock6.Setup(a => a.Add(It.IsAny <Statement>())).Callback(() => litFilterStatements++).Returns(true);
store.Select(
new SelectFilter(new[] { (Entity)ns_account3 }, null, null, null)
{
LiteralFilters = new [] { LiteralFilter.Create(LiteralFilter.CompType.GT, 20) }
},
sinkMock6.Object);
Assert.AreEqual(2, litFilterStatements);
sinkMock6.Verify(a => a.Add(new Statement(ns_account3, ns_age, new Literal("52"))), Times.Exactly(1));
sinkMock6.Verify(a => a.Add(new Statement(ns_account3, ns_number, new Literal("100"))), Times.Exactly(1));
// test case: select by type
int typeStatementsCount = 0;
var sinkMock7 = GetSinkMock();
sinkMock7.Setup(a => a.Add(It.IsAny <Statement>())).Callback(() => typeStatementsCount++).Returns(true);
store.Select(new Statement(null, NS.Rdf.typeEntity, (Entity)ns_accounts), sinkMock7.Object);
Assert.AreEqual(3, typeStatementsCount);
typeStatementsCount = 0;
store.Select(new Statement(null, NS.Rdf.typeEntity, null), sinkMock7.Object);
Assert.AreEqual(9, typeStatementsCount);
}
protected void TestReasoner(DalcRdfStore dalcStore)
{
var store = new Store(dalcStore);
Euler engine = new Euler(new N3Reader(new StringReader(eulerRules)));
store.AddReasoner(engine);
Console.WriteLine(
"Is Adam a parent of Bill? "+
store.Contains(
new Statement(baseNs + "persons#1", baseNs + "terms#is_parent", (Entity)(baseNs + "persons#4"))).ToString());
Console.WriteLine(
"Is Eve a parent of Bill? " +
store.Contains(
new Statement(baseNs + "persons#2", baseNs + "terms#is_parent", (Entity)(baseNs + "persons#4"))).ToString());
Console.Write("Children of Eve: ");
var res = store.Select(new Statement(null, baseNs + "terms#is_child", (Entity)(baseNs + "persons#2") ));
foreach (var st in res) {
var nameRes = store.Select( new Statement( st.Subject.Uri, ns_foaf_name, null) );
Console.Write(String.Format("({0})", dalcStore.GetDataKey(st.Subject).Id));
foreach (var nameSt in nameRes)
Console.Write( nameSt.Object.ToString() + " ");
}
Console.WriteLine();
}
protected DalcRdfStore PrepareRdfMapping(IDalc dalc)
{
var dalc2Rdf = new DalcRdfStore();
dalc2Rdf.Dalc = dalc;
dalc2Rdf.Sources = new[] {
new DalcRdfStore.SourceDescriptor() {
Ns = baseNs+"persons",
IdFieldName = "id",
IdFieldType = typeof(int),
RdfType = NS.Rdfs.Class,
SourceName = "persons",
Fields = new [] {
new DalcRdfStore.FieldDescriptor() {
FieldName = "name",
Ns = ns_foaf_name,
RdfType = NS.Rdfs.Property,
FieldType = typeof(string)
},
new DalcRdfStore.FieldDescriptor() {
FieldType = typeof(int),
FieldName = "mother_id",
Ns = baseNs+"terms#has_mother",
RdfType = NS.Rdfs.Property,
FkSourceName = "persons"
},
new DalcRdfStore.FieldDescriptor() {
FieldType = typeof(int),
FieldName = "father_id",
Ns = baseNs+"terms#has_father",
RdfType = NS.Rdfs.Property,
FkSourceName = "persons"
}
}
}
};
dalc2Rdf.Init();
return dalc2Rdf;
}
public void SelectByTemplateTest()
{
var store = new DalcRdfStore();
store.Dalc = PrepareDalc();
string ns_foaf_name = "http://xmlns.com/foaf/0.1/name";
string ns_accounts = "urn:test:accounts";
string ns_number = "urn:test:number";
string ns_id = "urn:test:id";
string ns_aff_id = "urn:test:aff_id";
store.Sources = new[] {
new DalcRdfStore.SourceDescriptor() {
Ns = ns_accounts,
IdFieldName = "id",
RdfType = NS.Rdfs.Class,
SourceName = "accounts",
Fields = new [] {
new DalcRdfStore.FieldDescriptor() {
FieldName = "name",
Ns = ns_foaf_name,
RdfType = NS.Rdf.Property,
FieldType = typeof(string)
},
new DalcRdfStore.FieldDescriptor() {
FieldName = "age",
FieldType = typeof(int),
Ns = "urn:test:age",
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor() {
FieldName = "number",
FieldType = typeof(int),
Ns = ns_number,
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor() {
FieldType = typeof(int),
FieldName = "id",
Ns = ns_id,
RdfType = NS.Rdf.Property
},
new DalcRdfStore.FieldDescriptor() {
FieldType = typeof(int),
FieldName = "aff_id",
Ns = ns_aff_id,
RdfType = NS.Rdf.Property,
FkSourceName = "accounts"
}
}
}
};
store.Init();
//System.Diagnostics.Debugger.Break();
var ns_account1 = "urn:test:accounts#1";
var ns_account2 = "urn:test:accounts#2";
var ns_account3 = "urn:test:accounts#3";
var ns_age = "urn:test:age";
Assert.IsFalse(store.Contains(new Statement(ns_account1, ns_age, new Literal("2"))));
Assert.IsTrue(store.Contains(new Statement(ns_account2, ns_age, new Literal("2"))));
Assert.IsTrue(store.Contains(new Statement(null, ns_age, new Literal("2"))));
var sinkMock = GetSinkMock();
// test case: no subject
store.Select(new Statement(null, ns_age, new Literal("2")), sinkMock.Object);
sinkMock.Verify(a => a.Add(new Statement(ns_account2, ns_age, new Literal("2"))), Times.Exactly(1));
var sinkMock2 = GetSinkMock();
// test case: only subject
store.Select(new Statement(ns_account1, null, null), sinkMock2.Object);
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_age, new Literal("26"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_number, new Literal("2"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_foaf_name, new Literal("Vitalik"))), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, NS.Rdf.type, (Entity)ns_accounts)), Times.Exactly(1));
sinkMock2.Verify(a => a.Add(new Statement(ns_account1, ns_aff_id, (Entity)ns_account3 )), Times.Exactly(1));
// test case: select filter
var sinkMock3 = GetSinkMock();
store.Select(
new SelectFilter(null, new[] { (Entity)ns_age, (Entity)ns_number }, new[] { new Literal("2") }, null), sinkMock3.Object);
sinkMock3.Verify(a => a.Add(new Statement(ns_account1, ns_number, new Literal("2") )), Times.Exactly(1));
sinkMock3.Verify(a => a.Add(new Statement(ns_account2, ns_age, new Literal("2"))), Times.Exactly(1));
var sinkMock4 = GetSinkMock();
store.Select(new Statement(null, ns_aff_id, (Entity)ns_account1), sinkMock4.Object);
sinkMock4.Verify(a => a.Add(new Statement(ns_account2, ns_aff_id, (Entity)ns_account1 )), Times.Exactly(1));
// test case: schema selects
Assert.IsTrue(store.Contains(new Statement(ns_aff_id, NS.Rdf.type, NS.Rdf.PropertyEntity)));
Assert.IsTrue(store.Contains(new Statement(ns_aff_id, NS.Rdfs.domainEntity, (Entity)ns_accounts )));
//store.Select(new N3Writer(Console.Out));
int schemaStatements = 0;
var sinkMock5 = GetSinkMock();
sinkMock5.Setup(a => a.Add(It.IsAny<Statement>())).Callback(() => schemaStatements++).Returns(true);
store.Select(new Statement(null, NS.Rdf.typeEntity, NS.Rdfs.ClassEntity), sinkMock5.Object);
Assert.AreEqual(1, schemaStatements);
sinkMock5.Verify(a => a.Add(new Statement(ns_accounts, NS.Rdf.typeEntity, NS.Rdfs.ClassEntity)), Times.Exactly(1));
store.Select(new Statement(null, NS.Rdfs.domainEntity, (Entity)ns_accounts), sinkMock5.Object);
Assert.AreEqual(1+5, schemaStatements);
sinkMock5.Verify(a => a.Add(new Statement(ns_foaf_name, NS.Rdfs.domainEntity, (Entity)ns_accounts)), Times.Exactly(1));
sinkMock5.Verify(a => a.Add(new Statement(ns_age, NS.Rdfs.domainEntity, (Entity)ns_accounts)), Times.Exactly(1) );
// test case: literal filter
int litFilterStatements = 0;
var sinkMock6 = GetSinkMock();
sinkMock6.Setup(a => a.Add(It.IsAny<Statement>())).Callback(() => litFilterStatements++).Returns(true);
store.Select(
new SelectFilter(new[] { (Entity)ns_account3 }, null, null, null)
{ LiteralFilters = new [] { LiteralFilter.Create(LiteralFilter.CompType.GT, 20) } },
sinkMock6.Object);
Assert.AreEqual(2, litFilterStatements);
sinkMock6.Verify(a => a.Add(new Statement( ns_account3 , ns_age, new Literal("52") )), Times.Exactly(1));
sinkMock6.Verify(a => a.Add(new Statement(ns_account3, ns_number, new Literal("100"))), Times.Exactly(1));
// test case: select by type
int typeStatementsCount = 0;
var sinkMock7 = GetSinkMock();
sinkMock7.Setup(a => a.Add(It.IsAny<Statement>())).Callback(() => typeStatementsCount++).Returns(true);
store.Select(new Statement(null, NS.Rdf.typeEntity, (Entity)ns_accounts ), sinkMock7.Object);
Assert.AreEqual(3, typeStatementsCount);
typeStatementsCount = 0;
store.Select(new Statement(null, NS.Rdf.typeEntity, null), sinkMock7.Object);
Assert.AreEqual(9, typeStatementsCount);
}