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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.query;
import org.apache.lucene.search.Query;
import org.elasticsearch.action.support.ToXContentToBytes;
import org.elasticsearch.common.ParsingException;
import org.elasticsearch.common.bytes.BytesArray;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.xcontent.XContentFactory;
import org.elasticsearch.common.xcontent.XContentParser;
import java.io.IOException;
import java.io.UnsupportedEncodingException;
import static org.hamcrest.Matchers.equalTo;
public class WrapperQueryBuilderTests extends AbstractQueryTestCase<WrapperQueryBuilder> {
@Override
protected boolean supportsBoostAndQueryName() {
return false;
}
@Override
protected WrapperQueryBuilder doCreateTestQueryBuilder() {
QueryBuilder wrappedQuery = RandomQueryBuilder.createQuery(random());
switch (randomInt(2)) {
case 0:
return new WrapperQueryBuilder(wrappedQuery.toString());
case 1:
return new WrapperQueryBuilder(((ToXContentToBytes)wrappedQuery).buildAsBytes().toBytes());
case 2:
return new WrapperQueryBuilder(((ToXContentToBytes)wrappedQuery).buildAsBytes());
default:
throw new UnsupportedOperationException();
}
}
@Override
protected void doAssertLuceneQuery(WrapperQueryBuilder queryBuilder, Query query, QueryShardContext context) throws IOException {
try (XContentParser qSourceParser = XContentFactory.xContent(queryBuilder.source()).createParser(queryBuilder.source())) {
final QueryShardContext contextCopy = new QueryShardContext(context);
contextCopy.reset(qSourceParser);
QueryBuilder<?> innerQuery = contextCopy.parseContext().parseInnerQueryBuilder();
Query expected = innerQuery.toQuery(context);
assertThat(query, equalTo(expected));
}
}
public void testIllegalArgument() {
try {
if (randomBoolean()) {
new WrapperQueryBuilder((byte[]) null);
} else {
new WrapperQueryBuilder(new byte[0]);
}
fail("cannot be null or empty");
} catch (IllegalArgumentException e) {
// expected
}
try {
if (randomBoolean()) {
new WrapperQueryBuilder((String) null);
} else {
new WrapperQueryBuilder("");
}
fail("cannot be null or empty");
} catch (IllegalArgumentException e) {
// expected
}
try {
if (randomBoolean()) {
new WrapperQueryBuilder((BytesReference) null);
} else {
new WrapperQueryBuilder(new BytesArray(new byte[0]));
}
fail("cannot be null or empty");
} catch (IllegalArgumentException e) {
// expected
}
}
/**
* Replace the generic test from superclass, wrapper query only expects
* to find `query` field with nested query and should throw exception for
* anything else.
*/
@Override
public void testUnknownField() throws IOException {
try {
parseQuery("{ \"" + WrapperQueryBuilder.NAME + "\" : {\"bogusField\" : \"someValue\"} }");
fail("ParsingException expected.");
} catch (ParsingException e) {
assertTrue(e.getMessage().contains("bogusField"));
}
}
public void testFromJson() throws IOException {
String json =
"{\n" +
" \"wrapper\" : {\n" +
" \"query\" : \"e30=\"\n" +
" }\n" +
"}";
WrapperQueryBuilder parsed = (WrapperQueryBuilder) parseQuery(json);
checkGeneratedJson(json, parsed);
try {
assertEquals(json, "{}", new String(parsed.source(), "UTF-8"));
} catch (UnsupportedEncodingException e) {
throw new RuntimeException(e);
}
}
}
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