| /* |
| * 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.solr.search.similarities; |
| |
| import java.io.IOException; |
| |
| import org.apache.lucene.search.IndexSearcher; |
| import org.apache.lucene.search.similarities.PerFieldSimilarityWrapper; |
| import org.apache.lucene.search.similarities.Similarity; |
| import org.apache.solr.SolrTestCaseJ4; |
| |
| public abstract class BaseSimilarityTestCase extends SolrTestCaseJ4 { |
| |
| /** returns the similarity in use for the field */ |
| protected Similarity getSimilarity(String field) { |
| Similarity sim = null; |
| try { |
| sim = h.getCore().withSearcher(IndexSearcher::getSimilarity); |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } |
| while (sim instanceof PerFieldSimilarityWrapper) { |
| sim = ((PerFieldSimilarityWrapper)sim).get(field); |
| } |
| return sim; |
| } |
| |
| /** |
| * Returns the similarity in use for the field, |
| * after asserting that it implements the specified class |
| */ |
| protected <T extends Similarity> T getSimilarity(String field, |
| Class<T> clazz) { |
| Similarity sim = getSimilarity(field); |
| assertTrue("Similarity for Field " + field + |
| " does not match expected class: " + clazz.getName(), |
| clazz.isInstance(sim)); |
| return clazz.cast(sim); |
| } |
| } |