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* 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
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package org.elasticsearch.index.query.plugin;
import org.apache.lucene.search.BooleanClause;
import org.apache.lucene.search.BooleanQuery;
import org.apache.lucene.search.ConstantScoreQuery;
import org.apache.lucene.search.Query;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.index.query.BoolQueryBuilder;
import org.elasticsearch.index.query.IndexQueryParserService;
import org.elasticsearch.indices.IndicesService;
import org.elasticsearch.plugins.Plugin;
import org.elasticsearch.test.ESIntegTestCase;
import org.junit.Before;
import org.junit.Test;
import java.util.Collection;
import static org.elasticsearch.index.query.QueryBuilders.boolQuery;
import static org.elasticsearch.index.query.QueryBuilders.constantScoreQuery;
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertHitCount;
import static org.hamcrest.Matchers.instanceOf;
public class CustomQueryParserIT extends ESIntegTestCase {
@Override
protected Collection<Class<? extends Plugin>> nodePlugins() {
return pluginList(DummyQueryParserPlugin.class);
}
@Before
public void setUp() throws Exception {
super.setUp();
createIndex("test");
ensureGreen();
client().prepareIndex("index", "type", "1").setSource("field", "value").get();
refresh();
}
@Override
protected int numberOfShards() {
return cluster().numDataNodes();
}
@Test
public void testCustomDummyQuery() {
assertHitCount(client().prepareSearch("index").setQuery(new DummyQueryParserPlugin.DummyQueryBuilder()).get(), 1l);
}
@Test
public void testCustomDummyQueryWithinBooleanQuery() {
assertHitCount(client().prepareSearch("index").setQuery(new BoolQueryBuilder().must(new DummyQueryParserPlugin.DummyQueryBuilder())).get(), 1l);
}
private static IndexQueryParserService queryParser() {
IndicesService indicesService = internalCluster().getDataNodeInstance(IndicesService.class);
return indicesService.indexServiceSafe("index").queryParserService();
}
@Test //see #11120
public void testConstantScoreParsesFilter() throws Exception {
IndexQueryParserService queryParser = queryParser();
Query q = queryParser.parse(constantScoreQuery(new DummyQueryParserPlugin.DummyQueryBuilder())).query();
Query inner = ((ConstantScoreQuery) q).getQuery();
assertThat(inner, instanceOf(DummyQueryParserPlugin.DummyQuery.class));
assertEquals(true, ((DummyQueryParserPlugin.DummyQuery) inner).isFilter);
}
@Test //see #11120
public void testBooleanParsesFilter() throws Exception {
IndexQueryParserService queryParser = queryParser();
// single clause, serialized as inner object
Query q = queryParser.parse(boolQuery()
.should(new DummyQueryParserPlugin.DummyQueryBuilder())
.must(new DummyQueryParserPlugin.DummyQueryBuilder())
.filter(new DummyQueryParserPlugin.DummyQueryBuilder())
.mustNot(new DummyQueryParserPlugin.DummyQueryBuilder())).query();
assertThat(q, instanceOf(BooleanQuery.class));
BooleanQuery bq = (BooleanQuery) q;
assertEquals(4, bq.clauses().size());
for (BooleanClause clause : bq.clauses()) {
DummyQueryParserPlugin.DummyQuery dummy = (DummyQueryParserPlugin.DummyQuery) clause.getQuery();
switch (clause.getOccur()) {
case FILTER:
case MUST_NOT:
assertEquals(true, dummy.isFilter);
break;
case MUST:
case SHOULD:
assertEquals(false, dummy.isFilter);
break;
default:
throw new AssertionError();
}
}
// multiple clauses, serialized as inner arrays
q = queryParser.parse(boolQuery()
.should(new DummyQueryParserPlugin.DummyQueryBuilder()).should(new DummyQueryParserPlugin.DummyQueryBuilder())
.must(new DummyQueryParserPlugin.DummyQueryBuilder()).must(new DummyQueryParserPlugin.DummyQueryBuilder())
.filter(new DummyQueryParserPlugin.DummyQueryBuilder()).filter(new DummyQueryParserPlugin.DummyQueryBuilder())
.mustNot(new DummyQueryParserPlugin.DummyQueryBuilder()).mustNot(new DummyQueryParserPlugin.DummyQueryBuilder())).query();
assertThat(q, instanceOf(BooleanQuery.class));
bq = (BooleanQuery) q;
assertEquals(8, bq.clauses().size());
for (BooleanClause clause : bq.clauses()) {
DummyQueryParserPlugin.DummyQuery dummy = (DummyQueryParserPlugin.DummyQuery) clause.getQuery();
switch (clause.getOccur()) {
case FILTER:
case MUST_NOT:
assertEquals(true, dummy.isFilter);
break;
case MUST:
case SHOULD:
assertEquals(false, dummy.isFilter);
break;
default:
throw new AssertionError();
}
}
}
}