/*
* Copyright 2013 the original author or authors.
*
* Licensed 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.springframework.data.elasticsearch.core.aggregation;
import org.elasticsearch.action.search.SearchResponse;
import org.elasticsearch.search.aggregations.Aggregations;
import org.junit.Before;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.elasticsearch.core.ElasticsearchTemplate;
import org.springframework.data.elasticsearch.core.ResultsExtractor;
import org.springframework.data.elasticsearch.core.facet.ArticleEntity;
import org.springframework.data.elasticsearch.core.facet.ArticleEntityBuilder;
import org.springframework.data.elasticsearch.core.query.IndexQuery;
import org.springframework.data.elasticsearch.core.query.NativeSearchQueryBuilder;
import org.springframework.data.elasticsearch.core.query.SearchQuery;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
import static org.elasticsearch.action.search.SearchType.COUNT;
import static org.elasticsearch.index.query.QueryBuilders.matchAllQuery;
import static org.elasticsearch.search.aggregations.AggregationBuilders.terms;
import static org.hamcrest.Matchers.is;
import static org.hamcrest.Matchers.notNullValue;
import static org.junit.Assert.assertThat;
/**
* @author Rizwan Idrees
* @author Mohsin Husen
* @author Jonathan Yan
* @author Artur Konczak
*/
@RunWith(SpringJUnit4ClassRunner.class)
@ContextConfiguration("classpath:elasticsearch-template-test.xml")
public class ElasticsearchTemplateAggregationTests {
public static final String RIZWAN_IDREES = "Rizwan Idrees";
public static final String MOHSIN_HUSEN = "Mohsin Husen";
public static final String JONATHAN_YAN = "Jonathan Yan";
public static final String ARTUR_KONCZAK = "Artur Konczak";
public static final int YEAR_2002 = 2002;
public static final int YEAR_2001 = 2001;
public static final int YEAR_2000 = 2000;
@Autowired
private ElasticsearchTemplate elasticsearchTemplate;
@Before
public void before() {
elasticsearchTemplate.deleteIndex(ArticleEntity.class);
elasticsearchTemplate.createIndex(ArticleEntity.class);
elasticsearchTemplate.putMapping(ArticleEntity.class);
elasticsearchTemplate.refresh(ArticleEntity.class, true);
IndexQuery article1 = new ArticleEntityBuilder("1").title("article four").subject("computing").addAuthor(RIZWAN_IDREES).addAuthor(ARTUR_KONCZAK).addAuthor(MOHSIN_HUSEN).addAuthor(JONATHAN_YAN).score(10).buildIndex();
IndexQuery article2 = new ArticleEntityBuilder("2").title("article three").subject("computing").addAuthor(RIZWAN_IDREES).addAuthor(ARTUR_KONCZAK).addAuthor(MOHSIN_HUSEN).addPublishedYear(YEAR_2000).score(20).buildIndex();
IndexQuery article3 = new ArticleEntityBuilder("3").title("article two").subject("computing").addAuthor(RIZWAN_IDREES).addAuthor(ARTUR_KONCZAK).addPublishedYear(YEAR_2001).addPublishedYear(YEAR_2000).score(30).buildIndex();
IndexQuery article4 = new ArticleEntityBuilder("4").title("article one").subject("accounting").addAuthor(RIZWAN_IDREES).addPublishedYear(YEAR_2002).addPublishedYear(YEAR_2001).addPublishedYear(YEAR_2000).score(40).buildIndex();
elasticsearchTemplate.index(article1);
elasticsearchTemplate.index(article2);
elasticsearchTemplate.index(article3);
elasticsearchTemplate.index(article4);
elasticsearchTemplate.refresh(ArticleEntity.class, true);
}
@Test
public void shouldReturnAggregatedResponseForGivenSearchQuery() {
// given
SearchQuery searchQuery = new NativeSearchQueryBuilder()
.withQuery(matchAllQuery())
.withSearchType(COUNT)
.withIndices("articles").withTypes("article")
.addAggregation(terms("subjects").field("subject"))
.build();
// when
Aggregations aggregations = elasticsearchTemplate.query(searchQuery, new ResultsExtractor<Aggregations>() {
@Override
public Aggregations extract(SearchResponse response) {
return response.getAggregations();
}
});
// then
assertThat(aggregations, is(notNullValue()));
assertThat(aggregations.asMap().get("subjects"), is(notNullValue()));
}
}