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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.elasticsearch.common.ParsingException;
import org.elasticsearch.common.logging.DeprecationLogger;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.common.util.concurrent.ThreadContext;
import org.elasticsearch.common.xcontent.NamedXContentRegistry;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.common.xcontent.json.JsonXContent;
import org.elasticsearch.search.SearchModule;
import org.elasticsearch.test.ESTestCase;
import org.junit.After;
import org.junit.AfterClass;
import org.junit.Before;
import org.junit.BeforeClass;
import java.io.IOException;
import static java.util.Collections.emptyList;
public class QueryParseContextTests extends ESTestCase {
private static NamedXContentRegistry xContentRegistry;
@BeforeClass
public static void init() {
xContentRegistry = new NamedXContentRegistry(new SearchModule(Settings.EMPTY, false, emptyList()).getNamedXContents());
}
@AfterClass
public static void cleanup() {
xContentRegistry = null;
}
private ThreadContext threadContext;
@Before
public void beforeTest() throws IOException {
this.threadContext = new ThreadContext(Settings.EMPTY);
DeprecationLogger.setThreadContext(threadContext);
}
@After
public void teardown() throws IOException {
DeprecationLogger.removeThreadContext(this.threadContext);
this.threadContext.close();
}
public void testParseTopLevelBuilder() throws IOException {
QueryBuilder query = new MatchQueryBuilder("foo", "bar");
String requestBody = "{ \"query\" : " + query.toString() + "}";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, requestBody)) {
QueryParseContext context = new QueryParseContext(parser);
QueryBuilder actual = context.parseTopLevelQueryBuilder();
assertEquals(query, actual);
}
}
public void testParseTopLevelBuilderEmptyObject() throws IOException {
String requestBody = "{}";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, requestBody)) {
QueryParseContext context = new QueryParseContext(parser);
QueryBuilder query = context.parseTopLevelQueryBuilder();
assertNull(query);
}
}
public void testParseTopLevelBuilderUnknownParameter() throws IOException {
String requestBody = "{ \"foo\" : \"bar\"}";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, requestBody)) {
QueryParseContext context = new QueryParseContext(parser);
ParsingException exception = expectThrows(ParsingException.class, () -> context.parseTopLevelQueryBuilder());
assertEquals("request does not support [foo]", exception.getMessage());
}
}
public void testParseInnerQueryBuilder() throws IOException {
QueryBuilder query = new MatchQueryBuilder("foo", "bar");
String source = query.toString();
try (XContentParser parser = createParser(JsonXContent.jsonXContent, source)) {
QueryParseContext context = new QueryParseContext(parser);
QueryBuilder actual = context.parseInnerQueryBuilder();
assertEquals(query, actual);
}
}
public void testParseInnerQueryBuilderExceptions() throws IOException {
String source = "{ \"foo\": \"bar\" }";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, source)) {
parser.nextToken();
parser.nextToken(); // don't start with START_OBJECT to provoke exception
QueryParseContext context = new QueryParseContext(parser);
ParsingException exception = expectThrows(ParsingException.class, () -> context.parseInnerQueryBuilder());
assertEquals("[_na] query malformed, must start with start_object", exception.getMessage());
}
source = "{}";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, source)) {
QueryParseContext context = new QueryParseContext(parser);
IllegalArgumentException exception = expectThrows(IllegalArgumentException.class, () -> context.parseInnerQueryBuilder());
assertEquals("query malformed, empty clause found at [1:2]", exception.getMessage());
}
source = "{ \"foo\" : \"bar\" }";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, source)) {
QueryParseContext context = new QueryParseContext(parser);
ParsingException exception = expectThrows(ParsingException.class, () -> context.parseInnerQueryBuilder());
assertEquals("[foo] query malformed, no start_object after query name", exception.getMessage());
}
source = "{ \"foo\" : {} }";
try (XContentParser parser = createParser(JsonXContent.jsonXContent, source)) {
QueryParseContext context = new QueryParseContext(parser);
ParsingException exception = expectThrows(ParsingException.class, () -> context.parseInnerQueryBuilder());
assertEquals("no [query] registered for [foo]", exception.getMessage());
}
}
@Override
protected NamedXContentRegistry xContentRegistry() {
return xContentRegistry;
}
}