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Merge pull request #178 from chris-bamford/luke-4.10.4-field-reconstr…
…uction-2 Issue #175: Offered improvement to reconstruction of unstored fields …
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102 changes: 102 additions & 0 deletions
102
src/test/java/org.apache.lucene.index/IndexTester2.java
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| package org.apache.lucene.index; | ||
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| import junit.framework.TestCase; | ||
| import org.apache.lucene.analysis.standard.UAX29URLEmailAnalyzer; | ||
| import org.apache.lucene.document.*; | ||
| import org.apache.lucene.store.Directory; | ||
| import org.apache.lucene.store.NIOFSDirectory; | ||
| import org.apache.lucene.util.Version; | ||
| import org.getopt.luke.DocReconstructor; | ||
| import org.getopt.luke.IndexInfo; | ||
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| import java.io.File; | ||
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| /** | ||
| * Created by cbamford on 19/11/2019. | ||
| * Tests that unstored fields with no position info are reconstructed correctly. | ||
| * For completeness it also checks the 3 other field types. | ||
| */ | ||
| public class IndexTester2 extends TestCase { | ||
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| private String indexPath = "src/test/indices/lukeindex2"; | ||
| private IndexWriterConfig indexCfg; | ||
| private Directory directory; | ||
| private DocReconstructor recon; | ||
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| @Override | ||
| protected void setUp() throws Exception { | ||
| super.setUp(); | ||
| directory = NIOFSDirectory.open(new File(indexPath)); | ||
| populate(); | ||
| } | ||
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| @Override | ||
| protected void tearDown() throws Exception { | ||
| super.tearDown(); | ||
| if (directory != null) directory.close(); | ||
| } | ||
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| public void testDummy() { | ||
| assertTrue(true == true); | ||
| } | ||
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| public void testVerifyReconstructionOfMultipleFieldTypesAcrossMultipleDocs() throws Exception { | ||
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| // Check doc 1 | ||
| DocReconstructor.Reconstructed reconstructed = recon.reconstruct(0); | ||
| assertEquals("value1", (reconstructed.getStoredFields().get("stored"))[0].stringValue()); | ||
| assertEquals("value1", reconstructed.getReconstructedFields().get("stored+tvs").get(0)); | ||
| assertEquals("value1", reconstructed.getReconstructedFields().get("unstored-posns").get(0)); | ||
| assertEquals("value1", reconstructed.getReconstructedFields().get("unstored+posns").get(0)); | ||
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| // Check doc 2 | ||
| reconstructed = recon.reconstruct(1); | ||
| assertEquals("value2", (reconstructed.getStoredFields().get("stored"))[0].stringValue()); | ||
| assertEquals("value2", reconstructed.getReconstructedFields().get("stored+tvs").get(0)); | ||
| assertEquals("value2", reconstructed.getReconstructedFields().get("unstored-posns").get(0)); | ||
| assertEquals("value2", reconstructed.getReconstructedFields().get("unstored+posns").get(0)); | ||
| } | ||
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| private void populate() throws Exception { | ||
| // create an index | ||
| indexCfg = new IndexWriterConfig(Version.LUCENE_4_10_3, new UAX29URLEmailAnalyzer()); | ||
| indexCfg.setOpenMode(IndexWriterConfig.OpenMode.CREATE); | ||
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| IndexWriter writer = new IndexWriter(directory, indexCfg); | ||
| FieldType tvFtype = createUnstoredWithTermVectorsFieldType(); | ||
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| Document doc = new Document(); | ||
| doc.add(new TextField("stored", "value1", Field.Store.YES)); | ||
| doc.add(new Field("stored+tvs", "value1", tvFtype)); | ||
| doc.add(new TextField("unstored+posns", "value1", Field.Store.NO)); | ||
| doc.add(new StringField("unstored-posns", "value1", Field.Store.NO)); | ||
| writer.addDocument(doc); | ||
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| doc = new Document(); | ||
| doc.add(new TextField("stored", "value2", Field.Store.YES)); | ||
| doc.add(new Field("stored+tvs", "value2", tvFtype)); | ||
| doc.add(new TextField("unstored+posns", "value2", Field.Store.NO)); | ||
| doc.add(new StringField("unstored-posns", "value2", Field.Store.NO)); | ||
| writer.addDocument(doc); | ||
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| writer.close(); | ||
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| IndexReader ir = DirectoryReader.open(directory); | ||
| IndexInfo idxInfo = new IndexInfo(ir, indexPath); | ||
| String[] idxFields = idxInfo.getFieldNames().toArray(new String[0]); | ||
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| recon = new DocReconstructor(ir, idxFields, idxInfo.getNumTerms()); | ||
| } | ||
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| private FieldType createUnstoredWithTermVectorsFieldType() { | ||
| FieldType fType = new FieldType(); | ||
| fType.setStored(false); | ||
| fType.setIndexed(true); | ||
| fType.setTokenized(true); | ||
| fType.setIndexOptions(FieldInfo.IndexOptions.DOCS_AND_FREQS_AND_POSITIONS_AND_OFFSETS); | ||
| fType.setStoreTermVectors(true); | ||
| fType.setStoreTermVectorOffsets(true); | ||
| fType.setStoreTermVectorPositions(true); | ||
| return fType; | ||
| } | ||
| } |