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Add internalClusterTest for and fix leak in ExpandSearchPhase (#108562)…
… (#108629) `ExpandSearchPhase` was leaking `SearchHits` when a pooled `SearchHits` that was read from the wire was added to an unpooled `SearchHit`. This commit makes the relevant `SearchHit` instances that need to be pooled so they released nested hits, pooled. This requires a couple of smaller adjustments in the codebase, mainly around error handling.
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pr: 108562 | ||
summary: Add `internalClusterTest` for and fix leak in `ExpandSearchPhase` | ||
area: Search | ||
type: bug | ||
issues: | ||
- 108369 |
42 changes: 42 additions & 0 deletions
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server/src/internalClusterTest/java/org/elasticsearch/search/CollapseSearchResultsIT.java
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/* | ||
* Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
* or more contributor license agreements. Licensed under the Elastic License | ||
* 2.0 and the Server Side Public License, v 1; you may not use this file except | ||
* in compliance with, at your election, the Elastic License 2.0 or the Server | ||
* Side Public License, v 1. | ||
*/ | ||
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package org.elasticsearch.search; | ||
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import org.apache.lucene.util.BytesRef; | ||
import org.elasticsearch.index.query.InnerHitBuilder; | ||
import org.elasticsearch.index.query.MatchAllQueryBuilder; | ||
import org.elasticsearch.search.collapse.CollapseBuilder; | ||
import org.elasticsearch.test.ESIntegTestCase; | ||
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import java.util.Map; | ||
import java.util.Set; | ||
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import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertAcked; | ||
import static org.elasticsearch.test.hamcrest.ElasticsearchAssertions.assertNoFailuresAndResponse; | ||
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public class CollapseSearchResultsIT extends ESIntegTestCase { | ||
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public void testCollapse() { | ||
final String indexName = "test_collapse"; | ||
createIndex(indexName); | ||
final String collapseField = "collapse_field"; | ||
assertAcked(indicesAdmin().preparePutMapping(indexName).setSource(collapseField, "type=keyword")); | ||
index(indexName, "id_1", Map.of(collapseField, "value1")); | ||
index(indexName, "id_2", Map.of(collapseField, "value2")); | ||
refresh(indexName); | ||
assertNoFailuresAndResponse( | ||
prepareSearch(indexName).setQuery(new MatchAllQueryBuilder()) | ||
.setCollapse(new CollapseBuilder(collapseField).setInnerHits(new InnerHitBuilder("ih").setSize(2))), | ||
searchResponse -> { | ||
assertEquals(collapseField, searchResponse.getHits().getCollapseField()); | ||
assertEquals(Set.of(new BytesRef("value1"), new BytesRef("value2")), Set.of(searchResponse.getHits().getCollapseValues())); | ||
} | ||
); | ||
} | ||
} |
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