/*
* Licensed to CRATE Technology GmbH ("Crate") under one or more contributor
* license agreements. See the NOTICE file distributed with this work for
* additional information regarding copyright ownership. Crate 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.
*
* However, if you have executed another commercial license agreement
* with Crate these terms will supersede the license and you may use the
* software solely pursuant to the terms of the relevant commercial agreement.
*/
package io.crate.operation.reference.doc;
import io.crate.operation.reference.doc.lucene.DoubleColumnReference;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.DoubleField;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.StringField;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.search.IndexSearcher;
import org.apache.lucene.search.MatchAllDocsQuery;
import org.apache.lucene.search.ScoreDoc;
import org.apache.lucene.search.TopDocs;
import org.elasticsearch.index.fielddata.FieldDataType;
import org.elasticsearch.index.mapper.FieldMapper;
import org.junit.Test;
import static org.hamcrest.MatcherAssert.assertThat;
import static org.hamcrest.core.Is.is;
public class DoubleColumnReferenceTest extends DocLevelExpressionsTest {
@Override
protected void insertValues(IndexWriter writer) throws Exception {
for (double d = 0.5; d<10.0d; d++) {
Document doc = new Document();
doc.add(new StringField("_id", Double.toString(d), Field.Store.NO));
doc.add(new DoubleField(fieldName().name(), d, Field.Store.NO));
writer.addDocument(doc);
}
}
@Override
protected FieldMapper.Names fieldName() {
return new FieldMapper.Names("d");
}
@Override
protected FieldDataType fieldType() {
return new FieldDataType("double");
}
@Test
public void testFieldCacheExpression() throws Exception {
DoubleColumnReference doubleColumn = new DoubleColumnReference(fieldName().name());
doubleColumn.startCollect(ctx);
doubleColumn.setNextReader(readerContext);
IndexSearcher searcher = new IndexSearcher(readerContext.reader());
TopDocs topDocs = searcher.search(new MatchAllDocsQuery(), 10);
double d = 0.5;
for (ScoreDoc doc : topDocs.scoreDocs) {
doubleColumn.setNextDocId(doc.doc);
assertThat(doubleColumn.value(), is(d));
d++;
}
}
}