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package org.apache.solr.core;
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed with
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* this work for additional information regarding copyright ownership.
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* The ASF licenses this file to You under the Apache License, Version 2.0
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* (the "License"); you may not use this file except in compliance with
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* the License. You may obtain a copy of the License at
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* http://www.apache.org/licenses/LICENSE-2.0
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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import org.apache.lucene.index.IndexWriterConfig;
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import org.apache.lucene.index.MergePolicy;
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import org.apache.lucene.index.TieredMergePolicy;
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import org.apache.solr.SolrTestCaseJ4;
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import org.junit.BeforeClass;
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public class TestMergePolicyConfig extends SolrTestCaseJ4 {
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public static void beforeClass() throws Exception {
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initCore("solrconfig-mergepolicy.xml","schema.xml");
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public void testTieredMergePolicyConfig() throws Exception {
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IndexWriterConfig iwc = solrConfig.defaultIndexConfig.toIndexWriterConfig(h.getCore().getSchema());
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MergePolicy mp = iwc.getMergePolicy();
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assertTrue(mp instanceof TieredMergePolicy);
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TieredMergePolicy tieredMP = (TieredMergePolicy) mp;
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assertEquals(19, tieredMP.getMaxMergeAtOnceExplicit());
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// make sure we apply compoundFile and mergeFactor
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assertEquals(false, tieredMP.getUseCompoundFile());
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assertEquals(7, tieredMP.getMaxMergeAtOnce());
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// make sure we overrode segmentsPerTier (split from maxMergeAtOnce out of mergeFactor)
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assertEquals(9D, tieredMP.getSegmentsPerTier(), 0.001);