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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.metrics;
import org.elasticsearch.common.io.stream.Writeable.Reader;
import org.elasticsearch.search.DocValueFormat;
import org.elasticsearch.search.aggregations.ParsedAggregation;
import org.elasticsearch.search.aggregations.metrics.max.InternalMax;
import org.elasticsearch.search.aggregations.metrics.max.ParsedMax;
import org.elasticsearch.search.aggregations.pipeline.PipelineAggregator;
import org.elasticsearch.test.InternalAggregationTestCase;
import java.util.List;
import java.util.Map;
public class InternalMaxTests extends InternalAggregationTestCase<InternalMax> {
@Override
protected InternalMax createTestInstance(String name, List<PipelineAggregator> pipelineAggregators, Map<String, Object> metaData) {
double value = frequently() ? randomDouble() : randomFrom(Double.NEGATIVE_INFINITY, Double.POSITIVE_INFINITY);
DocValueFormat formatter = randomNumericDocValueFormat();
return new InternalMax(name, value, formatter, pipelineAggregators, metaData);
}
@Override
protected Reader<InternalMax> instanceReader() {
return InternalMax::new;
}
@Override
protected void assertReduced(InternalMax reduced, List<InternalMax> inputs) {
assertEquals(inputs.stream().mapToDouble(InternalMax::value).max().getAsDouble(), reduced.value(), 0);
}
@Override
protected void assertFromXContent(InternalMax max, ParsedAggregation parsedAggregation) {
ParsedMax parsed = ((ParsedMax) parsedAggregation);
if (Double.isInfinite(max.getValue()) == false) {
assertEquals(max.getValue(), parsed.getValue(), Double.MIN_VALUE);
assertEquals(max.getValueAsString(), parsed.getValueAsString());
} else {
// we write Double.NEGATIVE_INFINITY and Double.POSITIVE_INFINITY to xContent as 'null', so we
// cannot differentiate between them. Also we cannot recreate the exact String representation
assertEquals(parsed.getValue(), Double.NEGATIVE_INFINITY, 0);
}
}
}
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