| public Ask ( SelectableSource source ) : bool | ||
| source | SelectableSource | |
| return | bool | |
static void RunTest(Entity test, Store manifest)
{
Entity rdf_type = "http://www.w3.org/1999/02/22-rdf-syntax-ns#type";
Entity mf_PositiveSyntaxTest = "http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#PositiveSyntaxTest";
Entity mf_NegativeSyntaxTest = "http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#NegativeSyntaxTest";
Entity mf_QueryTest = "http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#QueryEvaluationTest";
Entity mf_action = "http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#action";
Entity mf_result = "http://www.w3.org/2001/sw/DataAccess/tests/test-manifest#result";
Entity qt_data = "http://www.w3.org/2001/sw/DataAccess/tests/test-query#data";
Entity qt_query = "http://www.w3.org/2001/sw/DataAccess/tests/test-query#query";
Entity test_type = (Entity)manifest.SelectObjects(test, rdf_type)[0];
Entity action = (Entity)manifest.SelectObjects(test, mf_action)[0];
if (test_type == mf_PositiveSyntaxTest || test_type == mf_NegativeSyntaxTest) {
// The action is a query.
// Load the action as a string.
string q = ReadFile(action.Uri);
// Run the action.
try {
new SparqlEngine(q);
} catch (SemWeb.Query.QueryFormatException qfe) {
// On a negative test: Good!
if (test_type == mf_NegativeSyntaxTest) {
pass++;
return;
}
Console.WriteLine("Test Failed: " + action);
Console.WriteLine(qfe.Message);
Console.WriteLine(q);
Console.WriteLine();
fail++;
return;
}
// On a positive test: Good!
if (test_type == mf_PositiveSyntaxTest) {
pass++;
return;
}
Console.WriteLine("Test Failed: " + action);
Console.WriteLine("Query is syntactically incorrect.");
Console.WriteLine(q);
Console.WriteLine();
fail++;
} else if (test_type == mf_QueryTest) {
Entity data = (Entity)manifest.SelectObjects(action, qt_data)[0];
Entity query = (Entity)manifest.SelectObjects(action, qt_query)[0];
Entity result = (Entity)manifest.SelectObjects(test, mf_result)[0];
MemoryStore data_store = new MemoryStore(new N3Reader(data.Uri));
string q = ReadFile(query.Uri);
if (q.IndexOf("ASK") >= 0) {
Console.WriteLine("ASK Test Skipped: " + test);
skip++;
return;
}
string run_individual_test = "mono ../../bin/rdfquery.exe -type sparql n3:" + data.Uri + " < " + query.Uri;
SparqlEngine sp;
try {
sp = new SparqlEngine(q);
} catch (SemWeb.Query.QueryFormatException qfe) {
Console.WriteLine("Test Failed: " + test);
Console.WriteLine(run_individual_test);
Console.WriteLine(q);
Console.WriteLine(qfe.Message);
Console.WriteLine();
fail++;
return;
}
QueryResultBuffer results = new QueryResultBuffer();
bool results_bool = false;
try {
if (sp.Type != SparqlEngine.QueryType.Ask)
sp.Run(data_store, results);
else
results_bool = sp.Ask(data_store);
} catch (Exception e) {
Console.WriteLine("Test Failed: " + test);
Console.WriteLine(run_individual_test);
Console.WriteLine(q);
Console.WriteLine(e);
Console.WriteLine();
fail++;
return;
}
bool failed = false;
StringBuilder info = new StringBuilder();
if (result.Uri.EndsWith(".ttl") || result.Uri.EndsWith(".srx") || result.Uri.EndsWith(".rdf")) {
bool sorted = false;
QueryResultBuffer results2 = new QueryResultBuffer();
if (result.Uri.EndsWith(".srx")) {
using (FileStream fs = new FileStream(result.Uri, FileMode.Open))
SemWeb.Remote.SparqlHttpSource.ParseSparqlResponse(fs, results2);
} else if (result.Uri.EndsWith(".rdf") || result.Uri.EndsWith(".ttl")) {
RdfReader reader = null;
if (result.Uri.EndsWith(".rdf"))
reader = new RdfXmlReader(result.Uri);
else if (result.Uri.EndsWith(".ttl"))
reader = new N3Reader(result.Uri);
MemoryStore result_store = new MemoryStore(reader);
string rs = "http://www.w3.org/2001/sw/DataAccess/tests/result-set#";
Entity rsResultSet = rs + "ResultSet";
Entity rsresultVariable = rs + "resultVariable";
Entity rssolution = rs + "solution";
Entity rsindex = rs + "index";
Entity rsbinding = rs + "binding";
Entity rsvariable = rs + "variable";
Entity rsvalue = rs + "value";
// get a list of variables in the query output
Entity resultset = result_store.GetEntitiesOfType(rsResultSet)[0];
ArrayList vars = new ArrayList();
foreach (Literal var in result_store.SelectObjects(resultset, rsresultVariable))
vars.Add(new Variable(var.Value));
Variable[] varsarray = (Variable[])vars.ToArray(typeof(Variable));
// try to order as best we can to our own output, so we sort the results the same way
for (int i = 0; i < results.Variables.Length; i++) {
if (i >= varsarray.Length) break;
for (int j = i; j < varsarray.Length; j++) {
if (varsarray[j].LocalName == results.Variables[i].LocalName) {
Variable temp = varsarray[i];
varsarray[i] = varsarray[j];
varsarray[j] = temp;
break;
}
}
}
Hashtable varmap = new Hashtable();
foreach (Variable v in varsarray)
varmap[v.LocalName] = varmap.Count;
results2.Init(varsarray);
Resource[] resultbindings = result_store.SelectObjects(resultset, rssolution);
// Try sorting by index
int[] indexes = new int[resultbindings.Length];
for (int i = 0; i < resultbindings.Length; i++) {
Entity binding = (Entity)resultbindings[i];
Literal index = (Literal)result_store.SelectObjects(binding, rsindex)[0];
indexes[i] = (int)(Decimal)index.ParseValue();
sorted = true;
}
Array.Sort(indexes, resultbindings);
// Add bindings into results2.
for (int i = 0; i < resultbindings.Length; i++) {
Resource[] row = new Resource[vars.Count];
Entity binding = (Entity)resultbindings[i];
foreach (Entity var in result_store.SelectObjects(binding, rsbinding)) {
string name = ((Literal)result_store.SelectObjects(var, rsvariable)[0]).Value;
Resource val = result_store.SelectObjects(var, rsvalue)[0];
row[(int)varmap[name]] = val;
}
results2.Add(new VariableBindings(varsarray, row));
}
}
// Check variable list
ArrayList vars1 = new ArrayList();
foreach (Variable v in results.Variables)
vars1.Add(v.LocalName);
ArrayList vars2 = new ArrayList();
foreach (Variable v in results2.Variables)
vars2.Add(v.LocalName);
failed |= !SetsSame(vars1, vars2, "Result Set Variables", info);
// Checking bindings
if (results.Bindings.Count != results2.Bindings.Count) {
info.Append("Solutions have different number of bindings.\n");
failed = true;
} else {
// Now actually run comparison.
if (!sorted) {
((ArrayList)results.Bindings).Sort();
((ArrayList)results2.Bindings).Sort();
}
for (int i = 0; i < results.Bindings.Count; i++) {
VariableBindings b1 = (VariableBindings)results.Bindings[i];
VariableBindings b2 = (VariableBindings)results2.Bindings[i];
foreach (Variable var in results.Variables) {
Resource val1 = b1[var.LocalName];
Resource val2 = b2[var.LocalName];
if (val1 != val2 && !(val1 is BNode) && !(val2 is BNode)) { // TODO: Test bnodes are returned correctly
info.Append("Binding row " + i + " differ in value of " + var.LocalName + " variable: " + val2 + ", should be: " + val1 + "\n");
failed = true;
}
}
}
}
} else {
skip++;
Console.WriteLine(test + ": Unknown result type " + result.Uri);
}
if (failed) {
Console.WriteLine("Test Failed: " + test);
Console.WriteLine(run_individual_test);
Console.WriteLine(q);
Console.WriteLine(info.ToString());
Console.WriteLine();
fail++;
} else {
pass++;
}
} else {
skip++;
Console.WriteLine(test + ": Unknown test type " + test_type);
Console.WriteLine();
}
}
