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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.search.aggregations.bucket.geogrid;
import org.apache.lucene.index.IndexWriter;
import org.elasticsearch.common.geo.GeoHashUtils;
import org.elasticsearch.common.io.stream.Writeable;
import org.elasticsearch.search.aggregations.InternalAggregations;
import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
import org.elasticsearch.test.InternalAggregationTestCase;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
public class InternalGeoHashGridTests extends InternalAggregationTestCase<InternalGeoHashGrid> {
@Override
protected InternalGeoHashGrid createTestInstance(String name, List<PipelineAggregator> pipelineAggregators,
Map<String, Object> metaData) {
int size = randomIntBetween(1, 100);
List<InternalGeoHashGrid.Bucket> buckets = new ArrayList<>(size);
for (int i = 0; i < size; i++) {
long geoHashAsLong = GeoHashUtils.longEncode(randomInt(90), randomInt(90), 4);
buckets.add(new InternalGeoHashGrid.Bucket(geoHashAsLong, randomInt(IndexWriter.MAX_DOCS), InternalAggregations.EMPTY));
}
return new InternalGeoHashGrid(name, size, buckets, pipelineAggregators, metaData);
}
@Override
protected Writeable.Reader<InternalGeoHashGrid> instanceReader() {
return InternalGeoHashGrid::new;
}
@Override
protected void assertReduced(InternalGeoHashGrid reduced, List<InternalGeoHashGrid> inputs) {
Map<Long, List<InternalGeoHashGrid.Bucket>> map = new HashMap<>();
for (InternalGeoHashGrid input : inputs) {
for (GeoHashGrid.Bucket bucket : input.getBuckets()) {
InternalGeoHashGrid.Bucket internalBucket = (InternalGeoHashGrid.Bucket) bucket;
List<InternalGeoHashGrid.Bucket> buckets = map.get(internalBucket.geohashAsLong);
if (buckets == null) {
map.put(internalBucket.geohashAsLong, buckets = new ArrayList<>());
}
buckets.add(internalBucket);
}
}
List<InternalGeoHashGrid.Bucket> expectedBuckets = new ArrayList<>();
for (Map.Entry<Long, List<InternalGeoHashGrid.Bucket>> entry : map.entrySet()) {
long docCount = 0;
for (InternalGeoHashGrid.Bucket bucket : entry.getValue()) {
docCount += bucket.docCount;
}
expectedBuckets.add(new InternalGeoHashGrid.Bucket(entry.getKey(), docCount, InternalAggregations.EMPTY));
}
expectedBuckets.sort((first, second) -> {
int cmp = Long.compare(second.docCount, first.docCount);
if (cmp == 0) {
return second.compareTo(first);
}
return cmp;
});
int requestedSize = inputs.get(0).getRequiredSize();
expectedBuckets = expectedBuckets.subList(0, Math.min(requestedSize, expectedBuckets.size()));
assertEquals(expectedBuckets.size(), reduced.getBuckets().size());
for (int i = 0; i < reduced.getBuckets().size(); i++) {
GeoHashGrid.Bucket expected = expectedBuckets.get(i);
GeoHashGrid.Bucket actual = reduced.getBuckets().get(i);
assertEquals(expected.getDocCount(), actual.getDocCount());
assertEquals(expected.getKey(), actual.getKey());
}
}
}
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