/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.jena.riot.lang;
import static org.apache.jena.riot.system.ErrorHandlerFactory.errorHandlerNoLogging ;
import static org.apache.jena.riot.system.ErrorHandlerFactory.getDefaultErrorHandler ;
import static org.apache.jena.riot.system.ErrorHandlerFactory.setDefaultErrorHandler ;
import java.io.Reader ;
import java.io.StringReader ;
import org.apache.jena.atlas.junit.BaseTest ;
import org.apache.jena.atlas.lib.StrUtils ;
import org.apache.jena.riot.ErrorHandlerTestLib.ErrorHandlerEx ;
import org.apache.jena.riot.ErrorHandlerTestLib.ExFatal ;
import org.apache.jena.riot.ErrorHandlerTestLib.ExWarning ;
import org.apache.jena.riot.* ;
import org.apache.jena.riot.system.ErrorHandler ;
import org.apache.jena.riot.system.StreamRDF ;
import org.apache.jena.riot.system.StreamRDFLib ;
import org.apache.jena.riot.tokens.Tokenizer ;
import org.apache.jena.riot.tokens.TokenizerFactory ;
import org.junit.AfterClass ;
import org.junit.BeforeClass ;
import org.junit.Test ;
import com.hp.hpl.jena.graph.Graph ;
import com.hp.hpl.jena.graph.Triple ;
import com.hp.hpl.jena.rdf.model.Model ;
import com.hp.hpl.jena.rdf.model.ModelFactory ;
import com.hp.hpl.jena.rdf.model.Property ;
import com.hp.hpl.jena.rdf.model.Resource ;
import com.hp.hpl.jena.sparql.graph.GraphFactory ;
import com.hp.hpl.jena.sparql.sse.SSE ;
public class TestLangTurtle extends BaseTest
{
@Test public void blankNodes1()
{
String s = "_:a <http://example/p> 'foo' . " ;
StringReader r = new StringReader(s) ;
Model m = ModelFactory.createDefaultModel() ;
RDFDataMgr.read(m, r, null, RDFLanguages.TURTLE) ;
assertEquals(1, m.size()) ;
String x = m.listStatements().next().getSubject().getId().getLabelString() ;
assertNotEquals(x, "a") ;
// reset - reread - new bNode.
r = new StringReader(s) ;
RDFDataMgr.read(m, r, null, RDFLanguages.TURTLE) ;
assertEquals(2, m.size()) ;
}
@Test public void blankNodes2()
{
// Duplicate.
String s = "_:a <http://example/p> 'foo' . _:a <http://example/p> 'foo' ." ;
StringReader r = new StringReader(s) ;
Model m = ModelFactory.createDefaultModel() ;
RDFDataMgr.read(m, r, null, RDFLanguages.TURTLE) ;
assertEquals(1, m.size()) ;
}
@Test public void updatePrefixMapping1()
{
Model model = ModelFactory.createDefaultModel() ;
StringReader reader = new StringReader("@prefix x: <http://example/x>.") ;
RDFDataMgr.read(model, reader, null, RDFLanguages.TURTLE) ;
assertEquals(1, model.getNsPrefixMap().size()) ;
assertEquals("http://example/x", model.getNsPrefixURI("x")) ;
}
@Test public void updatePrefixMapping2()
{
// Test that prefixes are resolved
Model model = ModelFactory.createDefaultModel() ;
StringReader reader = new StringReader("BASE <http://example/> PREFIX x: <abc>") ;
RDFDataMgr.read(model, reader, null, RDFLanguages.TURTLE) ;
assertEquals(1, model.getNsPrefixMap().size()) ;
assertEquals("http://example/abc", model.getNsPrefixURI("x")) ;
}
@Test public void optionalDotInPrefix()
{
Model model = ModelFactory.createDefaultModel() ;
StringReader reader = new StringReader("@prefix x: <http://example/x>") ;
RDFDataMgr.read(model, reader, null, RDFLanguages.TURTLE) ;
assertEquals(1, model.getNsPrefixMap().size()) ;
assertEquals("http://example/x", model.getNsPrefixURI("x")) ;
}
@Test public void optionalDotInBase()
{
Model model = ModelFactory.createDefaultModel() ;
StringReader reader = new StringReader("@base <http://example/> <x> <p> <o> .") ;
RDFDataMgr.read(model, reader, null, RDFLanguages.TURTLE) ;
assertEquals(1, model.size()) ;
Resource r = model.createResource("http://example/x") ;
Property p = model.createProperty("http://example/p") ;
assertTrue(model.contains(r,p)) ;
}
private static ErrorHandler errorhandler = null ;
@BeforeClass public static void beforeClass()
{
errorhandler = getDefaultErrorHandler() ;
setDefaultErrorHandler(errorHandlerNoLogging) ;
}
@AfterClass public static void afterClass()
{
setDefaultErrorHandler(errorhandler) ;
}
// Call parser directly.
private static Graph parse(String ...strings)
{
String string = StrUtils.strjoin("\n", strings) ;
Reader reader = new StringReader(string) ;
String baseIRI = "http://base/" ;
Tokenizer tokenizer = TokenizerFactory.makeTokenizer(reader) ;
Graph graph = GraphFactory.createDefaultGraph() ;
StreamRDF sink = StreamRDFLib.graph(graph) ;
LangTurtle parser = RiotReader.createParserTurtle(tokenizer, "http://base/", sink) ;
parser.getProfile().setHandler(new ErrorHandlerEx()) ;
parser.parse() ;
return graph ;
}
private static Triple parseOneTriple(String ...strings)
{
Graph graph = parse(strings) ;
assertEquals(1, graph.size()) ;
return graph.find(null, null, null).next();
}
// private static void parseSilent(String string)
// {
// Reader reader = new StringReader(string) ;
// Tokenizer tokenizer = TokenizerFactory.makeTokenizer(reader) ;
// String baseIRI = "http://base/" ;
// LangTurtle parser = RiotReader.createParserTurtle(tokenizer, baseIRI, new SinkNull<Triple>()) ;
// parser.setProfile(RiotReader.profile(RDFLanguages.Turtle, baseIRI, ErrorHandlerLib.errorHandlerNoLogging)) ;
// parser.parse() ;
// }
@Test
public void triple() { parse("<s> <p> <o> .") ; }
@Test(expected=ExFatal.class)
public void errorJunk_1() { parse("<p>") ; }
@Test(expected=ExFatal.class)
public void errorJunk_2() { parse("<r> <p>") ; }
@Test(expected=ExFatal.class)
public void errorNoPrefixDef() { parse("x:p <p> 'q' .") ; }
@Test(expected=ExFatal.class)
public void errorNoPrefixDefDT() { parse("<p> <p> 'q'^^x:foo .") ; }
@Test(expected=ExFatal.class)
public void errorBadDatatype() { parse("<p> <p> 'q'^^.") ; }
@Test(expected=ExWarning.class)
public void errorBadURI_1()
{ parse("<http://example/a b> <http://example/p> 123 .") ; }
@Test(expected=ExWarning.class)
public void errorBadURI_2()
{ parse("<http://example/a%XAb> <http://example/p> 123 .") ; }
@Test //(expected=ExWarning.class)
// No check for escape sequence case.
public void errorBadURI_3()
{ parse("<http://example/a%Aab> <http://example/p> 123 .") ; }
@Test
public void turtle_01()
{
Triple t = parseOneTriple("<s> <p> 123 . ") ;
Triple t2 = SSE.parseTriple("(<http://base/s> <http://base/p> 123)") ;
assertEquals(t2, t) ;
}
@Test
public void turtle_02()
{
Triple t = parseOneTriple("@base <http://example/> . <s> <p> 123 . ") ;
Triple t2 = SSE.parseTriple("(<http://example/s> <http://example/p> 123)") ;
assertEquals(t2, t) ;
}
@Test
public void turtle_03()
{
Triple t = parseOneTriple("@prefix ex: <http://example/x/> . ex:s ex:p 123 . ") ;
Triple t2 = SSE.parseTriple("(<http://example/x/s> <http://example/x/p> 123)") ;
assertEquals(t2, t) ;
}
// No Formulae. Not trig.
@Test (expected=ExFatal.class)
public void turtle_10() { parse("@prefix ex: <http://example/> . { ex:s ex:p 123 . } ") ; }
// Bad terms.
@Test (expected=ExWarning.class)
public void turtle_20() { parse("@prefix ex: <bad iri> . ex:s ex:p 123 ") ; }
@Test (expected=ExWarning.class)
public void turtle_21() { parse("@prefix ex: <http://example/> . ex:s <http://example/broken p> 123") ; }
@Test (expected=ExWarning.class)
public void turtle_22() { parse("<x> <p> 'number'^^<bad uri> ") ; }
@Test (expected=ExWarning.class)
public void turtle_23() { parse("@prefix xsd: <http://www.w3.org/2001/XMLSchema#> . <x> <p> 'number'^^xsd:byte }") ; }
}