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* Licensed to Elasticsearch under one or more contributor
* license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright
* ownership. Elasticsearch 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.elasticsearch.index.analysis.synonyms;
import org.apache.lucene.analysis.Analyzer;
import org.apache.lucene.analysis.TokenStream;
import org.apache.lucene.analysis.tokenattributes.CharTermAttribute;
import org.elasticsearch.Version;
import org.elasticsearch.cluster.metadata.IndexMetaData;
import org.elasticsearch.common.inject.Injector;
import org.elasticsearch.common.inject.ModulesBuilder;
import org.elasticsearch.common.logging.ESLogger;
import org.elasticsearch.common.logging.Loggers;
import org.elasticsearch.common.lucene.all.AllEntries;
import org.elasticsearch.common.lucene.all.AllTokenStream;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.settings.SettingsModule;
import org.elasticsearch.env.Environment;
import org.elasticsearch.env.EnvironmentModule;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.IndexNameModule;
import org.elasticsearch.index.analysis.AnalysisModule;
import org.elasticsearch.index.analysis.AnalysisService;
import org.elasticsearch.index.settings.IndexSettingsModule;
import org.elasticsearch.indices.analysis.IndicesAnalysisModule;
import org.elasticsearch.indices.analysis.IndicesAnalysisService;
import org.elasticsearch.test.ElasticsearchTestCase;
import org.hamcrest.MatcherAssert;
import org.junit.Test;
import java.io.IOException;
import static org.elasticsearch.common.settings.ImmutableSettings.settingsBuilder;
import static org.hamcrest.Matchers.equalTo;
/**
*/
public class SynonymsAnalysisTest extends ElasticsearchTestCase {
protected final ESLogger logger = Loggers.getLogger(getClass());
private AnalysisService analysisService;
@Test
public void testSynonymsAnalysis() throws IOException {
Settings settings = settingsBuilder().
loadFromClasspath("org/elasticsearch/index/analysis/synonyms/synonyms.json")
.put(IndexMetaData.SETTING_VERSION_CREATED, Version.CURRENT).build();
Index index = new Index("test");
Injector parentInjector = new ModulesBuilder().add(
new SettingsModule(settings),
new EnvironmentModule(new Environment(settings)),
new IndicesAnalysisModule())
.createInjector();
Injector injector = new ModulesBuilder().add(
new IndexSettingsModule(index, settings),
new IndexNameModule(index),
new AnalysisModule(settings, parentInjector.getInstance(IndicesAnalysisService.class)))
.createChildInjector(parentInjector);
analysisService = injector.getInstance(AnalysisService.class);
match("synonymAnalyzer", "kimchy is the dude abides", "shay is the elasticsearch man!");
match("synonymAnalyzer_file", "kimchy is the dude abides", "shay is the elasticsearch man!");
match("synonymAnalyzerWordnet", "abstain", "abstain refrain desist");
match("synonymAnalyzerWordnet_file", "abstain", "abstain refrain desist");
}
private void match(String analyzerName, String source, String target) throws IOException {
Analyzer analyzer = analysisService.analyzer(analyzerName).analyzer();
AllEntries allEntries = new AllEntries();
allEntries.addText("field", source, 1.0f);
allEntries.reset();
TokenStream stream = AllTokenStream.allTokenStream("_all", allEntries, analyzer);
stream.reset();
CharTermAttribute termAtt = stream.addAttribute(CharTermAttribute.class);
StringBuilder sb = new StringBuilder();
while (stream.incrementToken()) {
sb.append(termAtt.toString()).append(" ");
}
MatcherAssert.assertThat(target, equalTo(sb.toString().trim()));
}
}