X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/index/TestDocumentWriter.java diff --git a/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/index/TestDocumentWriter.java b/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/index/TestDocumentWriter.java new file mode 100644 index 0000000..06a4458 --- /dev/null +++ b/lucene-java-3.5.0/lucene/src/test/org/apache/lucene/index/TestDocumentWriter.java @@ -0,0 +1,333 @@ +package org.apache.lucene.index; + +/** + * 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. + */ + +import java.io.IOException; +import java.io.Reader; + +import org.apache.lucene.analysis.Analyzer; +import org.apache.lucene.analysis.MockAnalyzer; +import org.apache.lucene.analysis.TokenFilter; +import org.apache.lucene.analysis.TokenStream; +import org.apache.lucene.analysis.WhitespaceTokenizer; +import org.apache.lucene.analysis.tokenattributes.PayloadAttribute; +import org.apache.lucene.analysis.tokenattributes.PositionIncrementAttribute; +import org.apache.lucene.analysis.tokenattributes.CharTermAttribute; +import org.apache.lucene.document.Document; +import org.apache.lucene.document.Field; +import org.apache.lucene.document.Fieldable; +import org.apache.lucene.document.Field.Index; +import org.apache.lucene.document.Field.Store; +import org.apache.lucene.document.Field.TermVector; +import org.apache.lucene.index.FieldInfo.IndexOptions; +import org.apache.lucene.store.Directory; +import org.apache.lucene.util.AttributeSource; +import org.apache.lucene.util.LuceneTestCase; +import org.apache.lucene.util._TestUtil; + +public class TestDocumentWriter extends LuceneTestCase { + private Directory dir; + + @Override + public void setUp() throws Exception { + super.setUp(); + dir = newDirectory(); + } + + @Override + public void tearDown() throws Exception { + dir.close(); + super.tearDown(); + } + + public void test() { + assertTrue(dir != null); + } + + public void testAddDocument() throws Exception { + Document testDoc = new Document(); + DocHelper.setupDoc(testDoc); + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random))); + writer.addDocument(testDoc); + writer.commit(); + SegmentInfo info = writer.newestSegment(); + writer.close(); + //After adding the document, we should be able to read it back in + SegmentReader reader = SegmentReader.get(true, info, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR); + assertTrue(reader != null); + Document doc = reader.document(0); + assertTrue(doc != null); + + //System.out.println("Document: " + doc); + Fieldable [] fields = doc.getFields("textField2"); + assertTrue(fields != null && fields.length == 1); + assertTrue(fields[0].stringValue().equals(DocHelper.FIELD_2_TEXT)); + assertTrue(fields[0].isTermVectorStored()); + + fields = doc.getFields("textField1"); + assertTrue(fields != null && fields.length == 1); + assertTrue(fields[0].stringValue().equals(DocHelper.FIELD_1_TEXT)); + assertFalse(fields[0].isTermVectorStored()); + + fields = doc.getFields("keyField"); + assertTrue(fields != null && fields.length == 1); + assertTrue(fields[0].stringValue().equals(DocHelper.KEYWORD_TEXT)); + + fields = doc.getFields(DocHelper.NO_NORMS_KEY); + assertTrue(fields != null && fields.length == 1); + assertTrue(fields[0].stringValue().equals(DocHelper.NO_NORMS_TEXT)); + + fields = doc.getFields(DocHelper.TEXT_FIELD_3_KEY); + assertTrue(fields != null && fields.length == 1); + assertTrue(fields[0].stringValue().equals(DocHelper.FIELD_3_TEXT)); + + // test that the norms are not present in the segment if + // omitNorms is true + for (int i = 0; i < reader.core.fieldInfos.size(); i++) { + FieldInfo fi = reader.core.fieldInfos.fieldInfo(i); + if (fi.isIndexed) { + assertTrue(fi.omitNorms == !reader.hasNorms(fi.name)); + } + } + reader.close(); + } + + public void testPositionIncrementGap() throws IOException { + Analyzer analyzer = new Analyzer() { + @Override + public TokenStream tokenStream(String fieldName, Reader reader) { + return new WhitespaceTokenizer(TEST_VERSION_CURRENT, reader); + } + + @Override + public int getPositionIncrementGap(String fieldName) { + return 500; + } + }; + + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)); + + Document doc = new Document(); + doc.add(newField("repeated", "repeated one", Field.Store.YES, Field.Index.ANALYZED)); + doc.add(newField("repeated", "repeated two", Field.Store.YES, Field.Index.ANALYZED)); + + writer.addDocument(doc); + writer.commit(); + SegmentInfo info = writer.newestSegment(); + writer.close(); + SegmentReader reader = SegmentReader.get(true, info, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR); + + TermPositions termPositions = reader.termPositions(new Term("repeated", "repeated")); + assertTrue(termPositions.next()); + int freq = termPositions.freq(); + assertEquals(2, freq); + assertEquals(0, termPositions.nextPosition()); + assertEquals(502, termPositions.nextPosition()); + reader.close(); + } + + public void testTokenReuse() throws IOException { + Analyzer analyzer = new Analyzer() { + @Override + public TokenStream tokenStream(String fieldName, Reader reader) { + return new TokenFilter(new WhitespaceTokenizer(TEST_VERSION_CURRENT, reader)) { + boolean first = true; + AttributeSource.State state; + + @Override + public boolean incrementToken() throws IOException { + if (state != null) { + restoreState(state); + payloadAtt.setPayload(null); + posIncrAtt.setPositionIncrement(0); + termAtt.setEmpty().append("b"); + state = null; + return true; + } + + boolean hasNext = input.incrementToken(); + if (!hasNext) return false; + if (Character.isDigit(termAtt.buffer()[0])) { + posIncrAtt.setPositionIncrement(termAtt.buffer()[0] - '0'); + } + if (first) { + // set payload on first position only + payloadAtt.setPayload(new Payload(new byte[]{100})); + first = false; + } + + // index a "synonym" for every token + state = captureState(); + return true; + + } + + @Override + public void reset() throws IOException { + super.reset(); + first = true; + state = null; + } + + final CharTermAttribute termAtt = addAttribute(CharTermAttribute.class); + final PayloadAttribute payloadAtt = addAttribute(PayloadAttribute.class); + final PositionIncrementAttribute posIncrAtt = addAttribute(PositionIncrementAttribute.class); + }; + } + }; + + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig(TEST_VERSION_CURRENT, analyzer)); + + Document doc = new Document(); + doc.add(newField("f1", "a 5 a a", Field.Store.YES, Field.Index.ANALYZED)); + + writer.addDocument(doc); + writer.commit(); + SegmentInfo info = writer.newestSegment(); + writer.close(); + SegmentReader reader = SegmentReader.get(true, info, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR); + + TermPositions termPositions = reader.termPositions(new Term("f1", "a")); + assertTrue(termPositions.next()); + int freq = termPositions.freq(); + assertEquals(3, freq); + assertEquals(0, termPositions.nextPosition()); + assertEquals(true, termPositions.isPayloadAvailable()); + assertEquals(6, termPositions.nextPosition()); + assertEquals(false, termPositions.isPayloadAvailable()); + assertEquals(7, termPositions.nextPosition()); + assertEquals(false, termPositions.isPayloadAvailable()); + reader.close(); + } + + + public void testPreAnalyzedField() throws IOException { + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( + TEST_VERSION_CURRENT, new MockAnalyzer(random))); + Document doc = new Document(); + + doc.add(new Field("preanalyzed", new TokenStream() { + private String[] tokens = new String[] {"term1", "term2", "term3", "term2"}; + private int index = 0; + + private CharTermAttribute termAtt = addAttribute(CharTermAttribute.class); + + @Override + public boolean incrementToken() throws IOException { + if (index == tokens.length) { + return false; + } else { + clearAttributes(); + termAtt.setEmpty().append(tokens[index++]); + return true; + } + } + + }, TermVector.NO)); + + writer.addDocument(doc); + writer.commit(); + SegmentInfo info = writer.newestSegment(); + writer.close(); + SegmentReader reader = SegmentReader.get(true, info, IndexReader.DEFAULT_TERMS_INDEX_DIVISOR); + + TermPositions termPositions = reader.termPositions(new Term("preanalyzed", "term1")); + assertTrue(termPositions.next()); + assertEquals(1, termPositions.freq()); + assertEquals(0, termPositions.nextPosition()); + + termPositions.seek(new Term("preanalyzed", "term2")); + assertTrue(termPositions.next()); + assertEquals(2, termPositions.freq()); + assertEquals(1, termPositions.nextPosition()); + assertEquals(3, termPositions.nextPosition()); + + termPositions.seek(new Term("preanalyzed", "term3")); + assertTrue(termPositions.next()); + assertEquals(1, termPositions.freq()); + assertEquals(2, termPositions.nextPosition()); + reader.close(); + } + + /** + * Test adding two fields with the same name, but + * with different term vector setting (LUCENE-766). + */ + public void testMixedTermVectorSettingsSameField() throws Exception { + Document doc = new Document(); + // f1 first without tv then with tv + doc.add(newField("f1", "v1", Store.YES, Index.NOT_ANALYZED, TermVector.NO)); + doc.add(newField("f1", "v2", Store.YES, Index.NOT_ANALYZED, TermVector.WITH_POSITIONS_OFFSETS)); + // f2 first with tv then without tv + doc.add(newField("f2", "v1", Store.YES, Index.NOT_ANALYZED, TermVector.WITH_POSITIONS_OFFSETS)); + doc.add(newField("f2", "v2", Store.YES, Index.NOT_ANALYZED, TermVector.NO)); + + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( + TEST_VERSION_CURRENT, new MockAnalyzer(random))); + writer.addDocument(doc); + writer.close(); + + _TestUtil.checkIndex(dir); + + IndexReader reader = IndexReader.open(dir, true); + // f1 + TermFreqVector tfv1 = reader.getTermFreqVector(0, "f1"); + assertNotNull(tfv1); + assertEquals("the 'with_tv' setting should rule!",2,tfv1.getTerms().length); + // f2 + TermFreqVector tfv2 = reader.getTermFreqVector(0, "f2"); + assertNotNull(tfv2); + assertEquals("the 'with_tv' setting should rule!",2,tfv2.getTerms().length); + reader.close(); + } + + /** + * Test adding two fields with the same name, one indexed + * the other stored only. The omitNorms and omitTermFreqAndPositions setting + * of the stored field should not affect the indexed one (LUCENE-1590) + */ + public void testLUCENE_1590() throws Exception { + Document doc = new Document(); + // f1 has no norms + doc.add(newField("f1", "v1", Store.NO, Index.ANALYZED_NO_NORMS)); + doc.add(newField("f1", "v2", Store.YES, Index.NO)); + // f2 has no TF + Field f = newField("f2", "v1", Store.NO, Index.ANALYZED); + f.setIndexOptions(IndexOptions.DOCS_ONLY); + doc.add(f); + doc.add(newField("f2", "v2", Store.YES, Index.NO)); + + IndexWriter writer = new IndexWriter(dir, newIndexWriterConfig( + TEST_VERSION_CURRENT, new MockAnalyzer(random))); + writer.addDocument(doc); + writer.forceMerge(1); // be sure to have a single segment + writer.close(); + + _TestUtil.checkIndex(dir); + + SegmentReader reader = SegmentReader.getOnlySegmentReader(dir); + FieldInfos fi = reader.fieldInfos(); + // f1 + assertFalse("f1 should have no norms", reader.hasNorms("f1")); + assertEquals("omitTermFreqAndPositions field bit should not be set for f1", IndexOptions.DOCS_AND_FREQS_AND_POSITIONS, fi.fieldInfo("f1").indexOptions); + // f2 + assertTrue("f2 should have norms", reader.hasNorms("f2")); + assertEquals("omitTermFreqAndPositions field bit should be set for f2", IndexOptions.DOCS_ONLY, fi.fieldInfo("f2").indexOptions); + reader.close(); + } +}