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HSEARCH-5133 Support temporal metric aggregations
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...rationtest/backend/elasticsearch/tmp/ElasticsearchMetricTemporalFieldsAggregationsIT.java
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| /* | ||
| * SPDX-License-Identifier: Apache-2.0 | ||
| * Copyright Red Hat Inc. and Hibernate Authors | ||
| */ | ||
| package org.hibernate.search.integrationtest.backend.elasticsearch.tmp; | ||
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| import static org.assertj.core.api.Assertions.assertThat; | ||
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| import java.time.LocalDate; | ||
| import java.time.Month; | ||
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| import org.hibernate.search.engine.backend.common.DocumentReference; | ||
| import org.hibernate.search.engine.backend.document.DocumentElement; | ||
| import org.hibernate.search.engine.backend.document.IndexFieldReference; | ||
| import org.hibernate.search.engine.backend.document.IndexObjectFieldReference; | ||
| import org.hibernate.search.engine.backend.document.model.dsl.IndexSchemaElement; | ||
| import org.hibernate.search.engine.backend.document.model.dsl.IndexSchemaObjectField; | ||
| import org.hibernate.search.engine.backend.types.Aggregable; | ||
| import org.hibernate.search.engine.backend.types.ObjectStructure; | ||
| import org.hibernate.search.engine.search.aggregation.AggregationKey; | ||
| import org.hibernate.search.engine.search.query.SearchQuery; | ||
| import org.hibernate.search.engine.search.query.SearchResult; | ||
| import org.hibernate.search.integrationtest.backend.tck.testsupport.util.extension.SearchSetupHelper; | ||
| import org.hibernate.search.util.impl.integrationtest.mapper.stub.BulkIndexer; | ||
| import org.hibernate.search.util.impl.integrationtest.mapper.stub.SimpleMappedIndex; | ||
| import org.hibernate.search.util.impl.integrationtest.mapper.stub.StubMappingScope; | ||
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| import org.junit.jupiter.api.BeforeEach; | ||
| import org.junit.jupiter.api.Test; | ||
| import org.junit.jupiter.api.extension.RegisterExtension; | ||
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| public class ElasticsearchMetricTemporalFieldsAggregationsIT { | ||
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| @RegisterExtension | ||
| public static final SearchSetupHelper setupHelper = SearchSetupHelper.create(); | ||
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| private final SimpleMappedIndex<IndexBinding> mainIndex = SimpleMappedIndex.of( IndexBinding::new ).name( "main" ); | ||
| private final AggregationKey<LocalDate> sumDates = AggregationKey.of( "sumDates" ); | ||
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| @BeforeEach | ||
| void setup() { | ||
| setupHelper.start().withIndexes( mainIndex ).setup().integration(); | ||
| initData(); | ||
| } | ||
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| @Test | ||
| public void test_filteringResults() { | ||
| StubMappingScope scope = mainIndex.createScope(); | ||
| SearchQuery<DocumentReference> query = scope.query() | ||
| .where( f -> f.match().field( "style" ).matching( "bla" ) ) | ||
| .aggregation( sumDates, f -> f.sum().field( "date", LocalDate.class ) ) | ||
| .toQuery(); | ||
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| SearchResult<DocumentReference> result = query.fetch( 0 ); | ||
| assertThat( result.aggregation( sumDates ) ).isEqualTo( LocalDate.of( 2204, Month.SEPTEMBER, 16 ) ); | ||
| } | ||
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| @Test | ||
| public void test_allResults() { | ||
| StubMappingScope scope = mainIndex.createScope(); | ||
| SearchQuery<DocumentReference> query = scope.query() | ||
| .where( f -> f.matchAll() ) | ||
| .aggregation( sumDates, f -> f.sum().field( "date", LocalDate.class ) ) | ||
| .toQuery(); | ||
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| SearchResult<DocumentReference> result = query.fetch( 0 ); | ||
| assertThat( result.aggregation( sumDates ) ).isEqualTo( LocalDate.of( 2439, Month.JUNE, 6 ) ); | ||
| } | ||
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| private void initData() { | ||
| LocalDate baseDate = LocalDate.of( 2016, Month.DECEMBER, 6 ); | ||
| int[] integers = new int[] { 9, 18, 3, 18, 7, -10, 3, 0, 7, 0 }; | ||
| String[] styles = new String[] { "bla", "aaa" }; | ||
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| BulkIndexer bulkIndexer = mainIndex.bulkIndexer(); | ||
| for ( int i = 0; i < integers.length; i++ ) { | ||
| int value = integers[i]; | ||
| String style = styles[i % 2]; | ||
| String id = i + ":" + value + ":" + style; | ||
| LocalDate date = baseDate.plusDays( i ); | ||
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| bulkIndexer.add( id, document -> { | ||
| document.addValue( mainIndex.binding().date, date ); | ||
| document.addValue( mainIndex.binding().converted, date ); | ||
| document.addValue( mainIndex.binding().style, style ); | ||
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| DocumentElement object = document.addObject( mainIndex.binding().object ); | ||
| object.addValue( mainIndex.binding().nestedDate, date ); | ||
| } ); | ||
| } | ||
| bulkIndexer.add( "empty", document -> {} ).join(); | ||
| } | ||
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| @SuppressWarnings("unused") | ||
| private static class IndexBinding { | ||
| final IndexFieldReference<LocalDate> date; | ||
| final IndexFieldReference<LocalDate> converted; | ||
| final IndexFieldReference<String> style; | ||
| final IndexObjectFieldReference object; | ||
| final IndexFieldReference<LocalDate> nestedDate; | ||
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| IndexBinding(IndexSchemaElement root) { | ||
| date = root.field( "date", f -> f.asLocalDate().aggregable( Aggregable.YES ) ).toReference(); | ||
| converted = root.field( "converted", f -> f.asLocalDate().aggregable( Aggregable.YES ) | ||
| .projectionConverter( String.class, (value, context) -> value.toString() ) ).toReference(); | ||
| style = root.field( "style", f -> f.asString() ).toReference(); | ||
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| IndexSchemaObjectField nested = root.objectField( "object", ObjectStructure.NESTED ); | ||
| object = nested.toReference(); | ||
| nestedDate = nested.field( "nestedDate", f -> f.asLocalDate().aggregable( Aggregable.YES ) ) | ||
| .toReference(); | ||
| } | ||
| } | ||
| } |