X-Git-Url: https://git.mdrn.pl/pylucene.git/blobdiff_plain/a2e61f0c04805cfcb8706176758d1283c7e3a55c..aaeed5504b982cf3545252ab528713250aa33eed:/lucene-java-3.4.0/lucene/src/test/org/apache/lucene/search/TestTermScorer.java diff --git a/lucene-java-3.4.0/lucene/src/test/org/apache/lucene/search/TestTermScorer.java b/lucene-java-3.4.0/lucene/src/test/org/apache/lucene/search/TestTermScorer.java deleted file mode 100644 index 778d9ed..0000000 --- a/lucene-java-3.4.0/lucene/src/test/org/apache/lucene/search/TestTermScorer.java +++ /dev/null @@ -1,182 +0,0 @@ -package org.apache.lucene.search; - -/** - * 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.util.ArrayList; -import java.util.List; - -import org.apache.lucene.analysis.MockAnalyzer; -import org.apache.lucene.document.Document; -import org.apache.lucene.document.Field; -import org.apache.lucene.index.IndexReader; -import org.apache.lucene.index.RandomIndexWriter; -import org.apache.lucene.index.Term; -import org.apache.lucene.store.Directory; -import org.apache.lucene.util.LuceneTestCase; - -public class TestTermScorer extends LuceneTestCase { - protected Directory directory; - private static final String FIELD = "field"; - - protected String[] values = new String[] {"all", "dogs dogs", "like", - "playing", "fetch", "all"}; - protected IndexSearcher indexSearcher; - protected IndexReader indexReader; - - @Override - public void setUp() throws Exception { - super.setUp(); - directory = newDirectory(); - - RandomIndexWriter writer = new RandomIndexWriter(random, directory, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy())); - for (int i = 0; i < values.length; i++) { - Document doc = new Document(); - doc - .add(newField(FIELD, values[i], Field.Store.YES, - Field.Index.ANALYZED)); - writer.addDocument(doc); - } - writer.optimize(); - indexReader = writer.getReader(); - writer.close(); - indexSearcher = newSearcher(indexReader); - } - - @Override - public void tearDown() throws Exception { - indexSearcher.close(); - indexReader.close(); - directory.close(); - super.tearDown(); - } - - public void test() throws IOException { - - Term allTerm = new Term(FIELD, "all"); - TermQuery termQuery = new TermQuery(allTerm); - - Weight weight = indexSearcher.createNormalizedWeight(termQuery); - IndexReader sub = indexSearcher.getIndexReader().getSequentialSubReaders() == null ? - indexSearcher.getIndexReader() : indexSearcher.getIndexReader().getSequentialSubReaders()[0]; - Scorer ts = weight.scorer(sub, true, true); - // we have 2 documents with the term all in them, one document for all the - // other values - final List docs = new ArrayList(); - // must call next first - - ts.score(new Collector() { - private int base = 0; - private Scorer scorer; - - @Override - public void setScorer(Scorer scorer) throws IOException { - this.scorer = scorer; - } - - @Override - public void collect(int doc) throws IOException { - float score = scorer.score(); - doc = doc + base; - docs.add(new TestHit(doc, score)); - assertTrue("score " + score + " is not greater than 0", score > 0); - assertTrue("Doc: " + doc + " does not equal 0 or doc does not equal 5", - doc == 0 || doc == 5); - } - - @Override - public void setNextReader(IndexReader reader, int docBase) { - base = docBase; - } - - @Override - public boolean acceptsDocsOutOfOrder() { - return true; - } - }); - assertTrue("docs Size: " + docs.size() + " is not: " + 2, docs.size() == 2); - TestHit doc0 = docs.get(0); - TestHit doc5 = docs.get(1); - // The scores should be the same - assertTrue(doc0.score + " does not equal: " + doc5.score, - doc0.score == doc5.score); - /* - * Score should be (based on Default Sim.: All floats are approximate tf = 1 - * numDocs = 6 docFreq(all) = 2 idf = ln(6/3) + 1 = 1.693147 idf ^ 2 = - * 2.8667 boost = 1 lengthNorm = 1 //there is 1 term in every document coord - * = 1 sumOfSquaredWeights = (idf * boost) ^ 2 = 1.693147 ^ 2 = 2.8667 - * queryNorm = 1 / (sumOfSquaredWeights)^0.5 = 1 /(1.693147) = 0.590 - * - * score = 1 * 2.8667 * 1 * 1 * 0.590 = 1.69 - */ - assertTrue(doc0.score + " does not equal: " + 1.6931472f, - doc0.score == 1.6931472f); - } - - public void testNext() throws Exception { - - Term allTerm = new Term(FIELD, "all"); - TermQuery termQuery = new TermQuery(allTerm); - - Weight weight = indexSearcher.createNormalizedWeight(termQuery); - - IndexReader sub = indexSearcher.getIndexReader().getSequentialSubReaders() == null ? - indexSearcher.getIndexReader() : indexSearcher.getIndexReader().getSequentialSubReaders()[0]; - Scorer ts = weight.scorer(sub, true, true); - assertTrue("next did not return a doc", - ts.nextDoc() != DocIdSetIterator.NO_MORE_DOCS); - assertTrue("score is not correct", ts.score() == 1.6931472f); - assertTrue("next did not return a doc", - ts.nextDoc() != DocIdSetIterator.NO_MORE_DOCS); - assertTrue("score is not correct", ts.score() == 1.6931472f); - assertTrue("next returned a doc and it should not have", - ts.nextDoc() == DocIdSetIterator.NO_MORE_DOCS); - } - - public void testAdvance() throws Exception { - - Term allTerm = new Term(FIELD, "all"); - TermQuery termQuery = new TermQuery(allTerm); - - Weight weight = indexSearcher.createNormalizedWeight(termQuery); - - IndexReader sub = indexSearcher.getIndexReader().getSequentialSubReaders() == null ? - indexSearcher.getIndexReader() : indexSearcher.getIndexReader().getSequentialSubReaders()[0]; - - Scorer ts = weight.scorer(sub, true, true); - assertTrue("Didn't skip", ts.advance(3) != DocIdSetIterator.NO_MORE_DOCS); - // The next doc should be doc 5 - assertTrue("doc should be number 5", ts.docID() == 5); - } - - private class TestHit { - public int doc; - public float score; - - public TestHit(int doc, float score) { - this.doc = doc; - this.score = score; - } - - @Override - public String toString() { - return "TestHit{" + "doc=" + doc + ", score=" + score + "}"; - } - } - -}