/* * 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.lucene.monitor; import org.apache.lucene.document.Document; import org.apache.lucene.document.Field; import org.apache.lucene.search.similarities.ClassicSimilarity; import org.apache.lucene.search.similarities.Similarity; public class TestSimilarities extends MonitorTestBase { public void testNonStandardSimilarity() throws Exception { try (Monitor monitor = newMonitor()) { monitor.register(new MonitorQuery("1", MonitorTestBase.parse("test"))); Similarity similarity = new ClassicSimilarity() { @Override public float tf(float freq) { return 1000f; } }; Document doc = new Document(); doc.add(newTextField("field", "this is a test", Field.Store.NO)); MatchingQueries<ScoringMatch> standard = monitor.match(doc, ScoringMatch.matchWithSimilarity(new ClassicSimilarity())); MatchingQueries<ScoringMatch> withSim = monitor.match(doc, ScoringMatch.matchWithSimilarity(similarity)); float standScore = standard.getMatches().iterator().next().getScore(); float simScore = withSim.getMatches().iterator().next().getScore(); assertEquals(standScore, simScore / 1000, 0.1f); } } }