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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.action.search;
import org.elasticsearch.action.OriginalIndices;
import org.elasticsearch.common.ParsingException;
import org.elasticsearch.common.bytes.BytesReference;
import org.elasticsearch.common.xcontent.ToXContent;
import org.elasticsearch.common.xcontent.XContentParser;
import org.elasticsearch.common.xcontent.XContentType;
import org.elasticsearch.index.Index;
import org.elasticsearch.index.shard.ShardId;
import org.elasticsearch.search.SearchShardTarget;
import org.elasticsearch.test.ESTestCase;
import java.io.IOException;
import static org.elasticsearch.common.xcontent.XContentHelper.toXContent;
import static org.elasticsearch.test.XContentTestUtils.insertRandomFields;
public class ShardSearchFailureTests extends ESTestCase {
public static ShardSearchFailure createTestItem() {
String randomMessage = randomAlphaOfLengthBetween(3, 20);
Exception ex = new ParsingException(0, 0, randomMessage , new IllegalArgumentException("some bad argument"));
String nodeId = randomAlphaOfLengthBetween(5, 10);
String indexName = randomAlphaOfLengthBetween(5, 10);
String indexUuid = randomAlphaOfLengthBetween(5, 10);
int shardId = randomInt();
return new ShardSearchFailure(ex,
new SearchShardTarget(nodeId, new ShardId(new Index(indexName, indexUuid), shardId), null, null));
}
public void testFromXContent() throws IOException {
doFromXContentTestWithRandomFields(false);
}
/**
* This test adds random fields and objects to the xContent rendered out to
* ensure we can parse it back to be forward compatible with additions to
* the xContent
*/
public void testFromXContentWithRandomFields() throws IOException {
doFromXContentTestWithRandomFields(true);
}
private void doFromXContentTestWithRandomFields(boolean addRandomFields) throws IOException {
ShardSearchFailure response = createTestItem();
XContentType xContentType = randomFrom(XContentType.values());
boolean humanReadable = randomBoolean();
BytesReference originalBytes = toShuffledXContent(response, xContentType, ToXContent.EMPTY_PARAMS, humanReadable);
BytesReference mutated;
if (addRandomFields) {
mutated = insertRandomFields(xContentType, originalBytes, null, random());
} else {
mutated = originalBytes;
}
ShardSearchFailure parsed;
try (XContentParser parser = createParser(xContentType.xContent(), mutated)) {
assertEquals(XContentParser.Token.START_OBJECT, parser.nextToken());
parsed = ShardSearchFailure.fromXContent(parser);
assertEquals(XContentParser.Token.END_OBJECT, parser.currentToken());
assertNull(parser.nextToken());
}
assertEquals(response.index(), parsed.index());
assertEquals(response.shard().getNodeId(), parsed.shard().getNodeId());
assertEquals(response.shardId(), parsed.shardId());
/**
* we cannot compare the cause, because it will be wrapped in an outer
* ElasticSearchException best effort: try to check that the original
* message appears somewhere in the rendered xContent
*/
String originalMsg = response.getCause().getMessage();
assertEquals(parsed.getCause().getMessage(), "Elasticsearch exception [type=parsing_exception, reason=" + originalMsg + "]");
String nestedMsg = response.getCause().getCause().getMessage();
assertEquals(parsed.getCause().getCause().getMessage(),
"Elasticsearch exception [type=illegal_argument_exception, reason=" + nestedMsg + "]");
}
public void testToXContent() throws IOException {
ShardSearchFailure failure = new ShardSearchFailure(new ParsingException(0, 0, "some message", null),
new SearchShardTarget("nodeId", new ShardId(new Index("indexName", "indexUuid"), 123), null, OriginalIndices.NONE));
BytesReference xContent = toXContent(failure, XContentType.JSON, randomBoolean());
assertEquals(
"{\"shard\":123,"
+ "\"index\":\"indexName\","
+ "\"node\":\"nodeId\","
+ "\"reason\":{"
+ "\"type\":\"parsing_exception\","
+ "\"reason\":\"some message\","
+ "\"line\":0,"
+ "\"col\":0"
+ "}"
+ "}",
xContent.utf8ToString());
}
}
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