/*
* Licensed to ElasticSearch and Shay Banon 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.test.unit.index.engine;
import org.apache.lucene.search.Query;
import org.elasticsearch.common.lucene.Lucene;
import org.elasticsearch.common.lucene.search.Queries;
import org.elasticsearch.index.engine.Engine;
import org.hamcrest.Description;
import org.hamcrest.Matcher;
import org.hamcrest.TypeSafeMatcher;
import java.io.IOException;
/**
*
*/
public final class EngineSearcherTotalHitsMatcher extends TypeSafeMatcher<Engine.Searcher> {
private final Query query;
private final int totalHits;
public EngineSearcherTotalHitsMatcher(Query query, int totalHits) {
this.query = query;
this.totalHits = totalHits;
}
@Override
public boolean matchesSafely(Engine.Searcher searcher) {
try {
long count = Lucene.count(searcher.searcher(), query);
return count == totalHits;
} catch (IOException e) {
return false;
}
}
@Override
public void describeTo(Description description) {
description.appendText("total hits of size ").appendValue(totalHits).appendText(" with query ").appendValue(query);
}
public static Matcher<Engine.Searcher> engineSearcherTotalHits(Query query, int totalHits) {
return new EngineSearcherTotalHitsMatcher(query, totalHits);
}
public static Matcher<Engine.Searcher> engineSearcherTotalHits(int totalHits) {
return new EngineSearcherTotalHitsMatcher(Queries.MATCH_ALL_QUERY, totalHits);
}
}