Source Code Cross Referenced for NTripleTestSuite.java in  » RSS-RDF » Jena-2.5.5 » com » hp » hpl » jena » rdf » arp » test » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » RSS RDF » Jena 2.5.5 » com.hp.hpl.jena.rdf.arp.test 
Source Cross Referenced  Class Diagram Java Document (Java Doc) 


001:        /*
002:         *  (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
003:         * See end of file.
004:         */
005:        package com.hp.hpl.jena.rdf.arp.test;
006:
007:        import java.io.File;
008:        import java.io.FileInputStream;
009:        import java.io.FileOutputStream;
010:        import java.io.IOException;
011:        import java.io.InputStream;
012:        import java.io.OutputStream;
013:        import java.io.PrintStream;
014:        import java.util.HashSet;
015:        import java.util.Iterator;
016:        import java.util.Set;
017:
018:        import junit.framework.Assert;
019:        import junit.framework.TestSuite;
020:
021:        import org.xml.sax.SAXException;
022:        import org.xml.sax.SAXParseException;
023:
024:        import com.hp.hpl.jena.iri.IRI;
025:        import com.hp.hpl.jena.rdf.arp.ALiteral;
026:        import com.hp.hpl.jena.rdf.arp.ARPEventHandler;
027:        import com.hp.hpl.jena.rdf.arp.AResource;
028:        import com.hp.hpl.jena.rdf.arp.NTriple;
029:        import com.hp.hpl.jena.rdf.arp.impl.ARPResource;
030:        import com.hp.hpl.jena.rdf.arp.impl.ARPSaxErrorHandler;
031:        import com.hp.hpl.jena.rdf.model.Model;
032:        import com.hp.hpl.jena.rdf.model.RDFErrorHandler;
033:        import com.hp.hpl.jena.shared.wg.TestInputStreamFactory;
034:
035:        /**
036:         * A version of the test suite which uses the
037:         * ARP internal N-triple writer, and not the
038:         * Jena N-triple writer.
039:         * @author Jeremy Carroll
040:         *
041:         * 
042:         */
043:        class NTripleTestSuite extends WGTestSuite {
044:            NTripleTestSuite(TestInputStreamFactory fact, String name, boolean b) {
045:                super (fact, name, b);
046:            }
047:
048:            static TestSuite suite(IRI testDir, String d, String nm) {
049:                return new NTripleTestSuite(new TestInputStreamFactory(testDir,
050:                        d), nm, true);
051:            }
052:
053:            static TestSuite suite(IRI testDir, IRI d, String nm) {
054:                return new NTripleTestSuite(new TestInputStreamFactory(testDir,
055:                        d), nm, true);
056:            }
057:
058:            static class SimulatedException extends RuntimeException {
059:
060:                /**
061:                 * 
062:                 */
063:                private static final long serialVersionUID = -4804213791508445759L;
064:            }
065:
066:            static class TestHandler extends ARPSaxErrorHandler implements 
067:                    ARPEventHandler, org.xml.sax.ErrorHandler {
068:                TestHandler(RDFErrorHandler eh) {
069:                    this (eh, 0);
070:                }
071:
072:                TestHandler(RDFErrorHandler eh, int cnt) {
073:                    super (eh);
074:                    countDown = cnt;
075:                    xCountDown = cnt;
076:                }
077:
078:                final int xCountDown;
079:                Set anon = new HashSet();
080:                Set oldAnon = new HashSet();
081:                int state = 1; // 1 begin, 2 in RDF, 3 after RDF, 4 at end-of-file.
082:                int countDown;
083:
084:                public void statement(AResource subj, AResource pred,
085:                        AResource obj) {
086:                    Assert.assertEquals(state, 2);
087:                    seeing(subj);
088:                    seeing(obj);
089:                    if (--countDown == 0)
090:                        throw new SimulatedException();
091:                }
092:
093:                /**
094:                 * @param subj
095:                 */
096:                private void seeing(AResource subj) {
097:                    if (subj.isAnonymous())
098:                        anon.add(subj);
099:                    Assert.assertFalse("bnode reuse?", oldAnon.contains(subj));
100:                }
101:
102:                /**
103:                 * @param subj
104:                 */
105:                private void seen(AResource subj) {
106:                    if (!anon.contains(subj)) {
107:                        if (ARPResource.DEBUG) {
108:                            ((RuntimeException) subj.getUserData())
109:                                    .printStackTrace();
110:                        }
111:                        Assert.assertFalse(
112:                                "end-scope called twice for a bnode: "
113:                                        + subj.getAnonymousID(), oldAnon
114:                                        .contains(subj));
115:                        Assert.assertTrue(
116:                                "end-scope for a bnode that had not been used "
117:                                        + subj.getAnonymousID(), anon
118:                                        .contains(subj));
119:                    }
120:                    anon.remove(subj);
121:                    oldAnon.add(subj);
122:                }
123:
124:                public void statement(AResource subj, AResource pred,
125:                        ALiteral lit) {
126:                    Assert.assertEquals("no start RDF seen", state, 2);
127:                    seeing(subj);
128:                    if (--countDown == 0)
129:                        throw new SimulatedException();
130:                }
131:
132:                public void endBNodeScope(AResource bnode) {
133:                    Assert.assertTrue(bnode.isAnonymous());
134:                    switch (state) {
135:                    case 1:
136:                        Assert.fail("Missing startRDF");
137:                    case 2:
138:                        Assert.assertFalse(bnode.hasNodeID());
139:                        seen(bnode);
140:                        break;
141:                    case 3:
142:                    case 4:
143:                        Assert.assertTrue(bnode.hasNodeID());
144:                        seen(bnode);
145:                        state = 4;
146:                        break;
147:                    default:
148:                        Assert.fail("impossible - test logic error");
149:                    }
150:
151:                }
152:
153:                public void startRDF() {
154:                    switch (state) {
155:                    case 2:
156:                    case 4:
157:                        Assert.fail("Bad state for startRDF " + state);
158:                    }
159:                    state = 2;
160:                }
161:
162:                public void endRDF() {
163:                    Assert.assertEquals(state, 2);
164:                    state = 3;
165:                }
166:
167:                public void startPrefixMapping(String prefix, String uri) {
168:
169:                }
170:
171:                public void endPrefixMapping(String prefix) {
172:
173:                }
174:
175:                /**
176:                 * 
177:                 */
178:                public void atEndOfFile() {
179:                    if (!anon.isEmpty()) {
180:                        Iterator it = anon.iterator();
181:                        while (it.hasNext()) {
182:                            AResource a = ((AResource) it.next());
183:                            System.err.print(a.getAnonymousID() + ", ");
184:                            if (ARPResource.DEBUG) {
185:                                RuntimeException rte = (RuntimeException) a
186:                                        .getUserData();
187:                                //                        throw rte;
188:                                rte.printStackTrace();
189:                            }
190:                        }
191:                    }
192:                    Assert.assertTrue("(" + xCountDown
193:                            + ") some bnode still in scope ", //hasErrors||
194:                            anon.isEmpty());
195:                    switch (state) {
196:                    case 1:
197:                        Assert.fail("end-of-file before anything");
198:                    case 2:
199:                        Assert.fail("did not see endRDF");
200:                    case 3:
201:                    case 4:
202:                        break;
203:                    default:
204:                        Assert.fail("impossible logic error in test");
205:                    }
206:                }
207:
208:                boolean hasErrors = false;
209:
210:                /* (non-Javadoc)
211:                 * @see org.xml.sax.ErrorHandler#error(org.xml.sax.SAXParseException)
212:                 */
213:                public void error(SAXParseException exception)
214:                        throws SAXException {
215:                    hasErrors = true;
216:                    super .error(exception);
217:
218:                }
219:
220:                /* (non-Javadoc)
221:                 * @see org.xml.sax.ErrorHandler#fatalError(org.xml.sax.SAXParseException)
222:                 */
223:                public void fatalError(SAXParseException exception)
224:                        throws SAXException {
225:                    hasErrors = true;
226:                    super .fatalError(exception);
227:
228:                }
229:
230:                /**
231:                 * 
232:                 */
233:                public int getCount() {
234:                    return -countDown;
235:                }
236:
237:                /* (non-Javadoc)
238:                 * @see com.hp.hpl.jena.rdf.arp.ExtendedHandler#discardNodesWithNodeID()
239:                 */
240:                public boolean discardNodesWithNodeID() {
241:                    return false;
242:                }
243:
244:            }
245:
246:            Model loadRDF(InFactoryX in, RDFErrorHandler eh, String base)
247:                    throws IOException {
248:                return loadRDFx(in, eh, base, true, 0);
249:            }
250:
251:            static Model loadRDFx(InFactoryX in, RDFErrorHandler eh,
252:                    String base, boolean wantModel, int cnt) throws IOException {
253:                InputStream oldIn = System.in;
254:                InputStream ntIn = null;
255:                File ntriples = null;
256:
257:                PrintStream out;
258:                TestHandler th;
259:                if (wantModel) {
260:                    ntriples = File.createTempFile("arp", ".nt");
261:                    out = new PrintStream(new FileOutputStream(ntriples));
262:                    th = new TestHandler(eh);
263:                } else {
264:                    out = new PrintStream(new OutputStream() {
265:
266:                        public void write(int b) throws IOException {
267:                        }
268:                    });
269:                    th = new TestHandler(eh, cnt);
270:                }
271:                PrintStream oldOut = System.out;
272:                try {
273:                    System.setIn(in.open());
274:                    System.setOut(out);
275:                    try {
276:                        NTriple.mainEh(new String[] { "-b", base, "-s" }, th,
277:                                th);
278:                    } catch (SimulatedException e) {
279:                        if (wantModel)
280:                            throw e;
281:                    }
282:                    out.close();
283:                    th.atEndOfFile();
284:
285:                    if (cnt == 0) {
286:                        // retry with sudden death
287:                        for (int i = th.getCount(); i >= 1; i--)
288:                            loadRDFx(in, TestScope.suppress, base, false, i);
289:                    }
290:                    if (wantModel) {
291:                        ntIn = new FileInputStream(ntriples);
292:                        return loadNT(ntIn, base);
293:                    }
294:                    return null;
295:                } finally {
296:                    System.in.close();
297:                    System.setIn(oldIn);
298:                    System.setOut(oldOut);
299:                    if (ntIn != null)
300:                        ntIn.close();
301:                    if (ntriples != null)
302:                        ntriples.delete();
303:                }
304:            }
305:
306:        }
307:        /*
308:         *  (c) Copyright 2002, 2003, 2004, 2005, 2006, 2007, 2008 Hewlett-Packard Development Company, LP
309:         *  All rights reserved.
310:         *
311:         * Redistribution and use in source and binary forms, with or without
312:         * modification, are permitted provided that the following conditions
313:         * are met:
314:         * 1. Redistributions of source code must retain the above copyright
315:         *    notice, this list of conditions and the following disclaimer.
316:         * 2. Redistributions in binary form must reproduce the above copyright
317:         *    notice, this list of conditions and the following disclaimer in the
318:         *    documentation and/or other materials provided with the distribution.
319:         * 3. The name of the author may not be used to endorse or promote products
320:         *    derived from this software without specific prior written permission.
321:
322:         * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
323:         * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
324:         * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED.
325:         * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT,
326:         * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT
327:         * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
328:         * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
329:         * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
330:         * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF
331:         * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
332:         */
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