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* 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
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*/
package org.elasticsearch.index.fielddata;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.document.StringField;
import org.apache.lucene.index.DirectoryReader;
import org.apache.lucene.index.SortedNumericDocValues;
import org.apache.lucene.search.*;
import org.elasticsearch.common.settings.Settings;
import org.elasticsearch.search.MultiValueMode;
import org.junit.Test;
import java.util.Locale;
import static org.hamcrest.Matchers.equalTo;
/**
*/
public abstract class AbstractNumericFieldDataTestCase extends AbstractFieldDataImplTestCase {
@Override
protected abstract FieldDataType getFieldDataType();
protected Settings.Builder getFieldDataSettings() {
Settings.Builder builder = Settings.builder();
IndexFieldData.CommonSettings.MemoryStorageFormat[] formats = IndexFieldData.CommonSettings.MemoryStorageFormat.values();
int i = randomInt(formats.length);
if (i < formats.length) {
builder.put(IndexFieldData.CommonSettings.SETTING_MEMORY_STORAGE_HINT, formats[i].name().toLowerCase(Locale.ROOT));
}
return builder;
}
@Test
public void testSingleValueAllSetNumber() throws Exception {
fillSingleValueAllSet();
IndexNumericFieldData indexFieldData = getForField("value");
AtomicNumericFieldData fieldData = indexFieldData.load(refreshReader());
SortedNumericDocValues longValues = fieldData.getLongValues();
assertThat(FieldData.isMultiValued(longValues), equalTo(false));
longValues.setDocument(0);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(2l));
longValues.setDocument(1);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(1l));
longValues.setDocument(2);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(3l));
SortedNumericDoubleValues doubleValues = fieldData.getDoubleValues();
assertThat(FieldData.isMultiValued(doubleValues), equalTo(false));
doubleValues.setDocument(0);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(2d));
doubleValues.setDocument(1);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(1d));
doubleValues.setDocument(2);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(3d));
IndexSearcher searcher = new IndexSearcher(readerContext.reader());
TopFieldDocs topDocs;
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MIN, null))));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(2));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MAX, null), true)));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(2));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(1));
}
@Test
public void testSingleValueWithMissingNumber() throws Exception {
fillSingleValueWithMissing();
IndexNumericFieldData indexFieldData = getForField("value");
AtomicNumericFieldData fieldData = indexFieldData.load(refreshReader());
SortedNumericDocValues longValues = fieldData.getLongValues();
assertThat(FieldData.isMultiValued(longValues), equalTo(false));
longValues.setDocument(0);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(2l));
longValues.setDocument(1);
assertThat(longValues.count(), equalTo(0));
longValues.setDocument(2);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(3l));
SortedNumericDoubleValues doubleValues = fieldData.getDoubleValues();
assertThat(FieldData.isMultiValued(doubleValues), equalTo(false));
doubleValues.setDocument(0);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(2d));
doubleValues.setDocument(1);
assertThat(0, equalTo(doubleValues.count()));
doubleValues.setDocument(2);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(3d));
IndexSearcher searcher = new IndexSearcher(readerContext.reader());
TopFieldDocs topDocs;
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MIN, null)))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(0));
assertThat(topDocs.scoreDocs[1].doc, equalTo(2));
assertThat(topDocs.scoreDocs[2].doc, equalTo(1));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MAX, null), true))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(2));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(1));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("_first", MultiValueMode.MIN, null))));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(2));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("_first", MultiValueMode.MAX, null), true)));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(2));
assertThat(topDocs.scoreDocs[2].doc, equalTo(0));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("1", MultiValueMode.MIN, null))));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(2));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("1", MultiValueMode.MAX, null), true)));
assertThat(topDocs.totalHits, equalTo(3));
assertThat(topDocs.scoreDocs[0].doc, equalTo(2));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(topDocs.scoreDocs[2].doc, equalTo(1));
}
@Test
public void testMultiValueAllSetNumber() throws Exception {
fillMultiValueAllSet();
IndexNumericFieldData indexFieldData = getForField("value");
AtomicNumericFieldData fieldData = indexFieldData.load(refreshReader());
SortedNumericDocValues longValues = fieldData.getLongValues();
assertThat(FieldData.isMultiValued(longValues), equalTo(true));
longValues.setDocument(0);
assertThat(longValues.count(), equalTo(2));
assertThat(longValues.valueAt(0), equalTo(2l));
assertThat(longValues.valueAt(1), equalTo(4l));
longValues.setDocument(1);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(1l));
longValues.setDocument(2);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(3l));
SortedNumericDoubleValues doubleValues = fieldData.getDoubleValues();
assertThat(FieldData.isMultiValued(doubleValues), equalTo(true));
doubleValues.setDocument(0);
assertThat(2, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(2d));
assertThat(doubleValues.valueAt(1), equalTo(4d));
doubleValues.setDocument(1);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(1d));
doubleValues.setDocument(2);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(3d));
}
@Test
public void testMultiValueWithMissingNumber() throws Exception {
fillMultiValueWithMissing();
IndexNumericFieldData indexFieldData = getForField("value");
AtomicNumericFieldData fieldData = indexFieldData.load(refreshReader());
SortedNumericDocValues longValues = fieldData.getLongValues();
assertThat(FieldData.isMultiValued(longValues), equalTo(true));
longValues.setDocument(0);
assertThat(longValues.count(), equalTo(2));
assertThat(longValues.valueAt(0), equalTo(2l));
assertThat(longValues.valueAt(1), equalTo(4l));
longValues.setDocument(1);
assertThat(longValues.count(), equalTo(0));
longValues.setDocument(2);
assertThat(longValues.count(), equalTo(1));
assertThat(longValues.valueAt(0), equalTo(3l));
SortedNumericDoubleValues doubleValues = fieldData.getDoubleValues();
assertThat(FieldData.isMultiValued(doubleValues), equalTo(true));
doubleValues.setDocument(0);
assertThat(2, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(2d));
assertThat(doubleValues.valueAt(1), equalTo(4d));
doubleValues.setDocument(1);
assertThat(0, equalTo(doubleValues.count()));
doubleValues.setDocument(2);
assertThat(1, equalTo(doubleValues.count()));
assertThat(doubleValues.valueAt(0), equalTo(3d));
}
@Override
@Test
public void testMissingValueForAll() throws Exception {
fillAllMissing();
IndexNumericFieldData indexFieldData = getForField("value");
AtomicNumericFieldData fieldData = indexFieldData.load(refreshReader());
// long values
SortedNumericDocValues longValues = fieldData.getLongValues();
assertThat(FieldData.isMultiValued(longValues), equalTo(false));
for (int i = 0; i < 3; ++i) {
longValues.setDocument(0);
assertThat(longValues.count(), equalTo(0));
}
// double values
SortedNumericDoubleValues doubleValues = fieldData.getDoubleValues();
assertThat(FieldData.isMultiValued(doubleValues), equalTo(false));
doubleValues.setDocument(0);
assertThat(0, equalTo(doubleValues.count()));
doubleValues.setDocument(1);
assertThat(0, equalTo(doubleValues.count()));
doubleValues.setDocument(2);
assertThat(0, equalTo(doubleValues.count()));
}
@Override
protected void fillAllMissing() throws Exception {
Document d = new Document();
d.add(new StringField("_id", "1", Field.Store.NO));
writer.addDocument(d);
d = new Document();
d.add(new StringField("_id", "2", Field.Store.NO));
writer.addDocument(d);
d = new Document();
d.add(new StringField("_id", "3", Field.Store.NO));
writer.addDocument(d);
}
@Override
@Test
public void testSortMultiValuesFields() throws Exception {
fillExtendedMvSet();
IndexFieldData indexFieldData = getForField("value");
IndexSearcher searcher = new IndexSearcher(DirectoryReader.open(writer, true));
TopFieldDocs topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MIN, null)))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(-10));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(2));
assertThat(topDocs.scoreDocs[2].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[3].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(4));
assertThat(topDocs.scoreDocs[4].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(6));
assertThat(topDocs.scoreDocs[5].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(8));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.MAX, null), true))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(10));
assertThat(topDocs.scoreDocs[1].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(8));
assertThat(topDocs.scoreDocs[2].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(6));
assertThat(topDocs.scoreDocs[3].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(4));
assertThat(topDocs.scoreDocs[4].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[5].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(-8));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
searcher = new IndexSearcher(DirectoryReader.open(writer, true));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.SUM, null)))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(-27));
assertThat(topDocs.scoreDocs[1].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[2].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(6));
assertThat(topDocs.scoreDocs[3].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(15));
assertThat(topDocs.scoreDocs[4].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(21));
assertThat(topDocs.scoreDocs[5].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(27));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
searcher = new IndexSearcher(DirectoryReader.open(writer, true));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.SUM, null), true))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(27));
assertThat(topDocs.scoreDocs[1].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(21));
assertThat(topDocs.scoreDocs[2].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(15));
assertThat(topDocs.scoreDocs[3].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(6));
assertThat(topDocs.scoreDocs[4].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[5].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(-27));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
searcher = new IndexSearcher(DirectoryReader.open(writer, true));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.AVG, null)))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(-9));
assertThat(topDocs.scoreDocs[1].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[2].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[3].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(5));
assertThat(topDocs.scoreDocs[4].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(7));
assertThat(topDocs.scoreDocs[5].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(9));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
searcher = new IndexSearcher(DirectoryReader.open(writer, true));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource(null, MultiValueMode.AVG, null), true))); // defaults to _last
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(6));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[0]).fields[0]).intValue(), equalTo(9));
assertThat(topDocs.scoreDocs[1].doc, equalTo(4));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[1]).fields[0]).intValue(), equalTo(7));
assertThat(topDocs.scoreDocs[2].doc, equalTo(3));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[2]).fields[0]).intValue(), equalTo(5));
assertThat(topDocs.scoreDocs[3].doc, equalTo(0));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[3]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[4].doc, equalTo(2));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[4]).fields[0]).intValue(), equalTo(3));
assertThat(topDocs.scoreDocs[5].doc, equalTo(7));
assertThat(((Number) ((FieldDoc) topDocs.scoreDocs[5]).fields[0]).intValue(), equalTo(-9));
assertThat(topDocs.scoreDocs[6].doc, equalTo(1));
// assertThat(((FieldDoc) topDocs.scoreDocs[6]).fields[0], equalTo(null));
assertThat(topDocs.scoreDocs[7].doc, equalTo(5));
// assertThat(((FieldDoc) topDocs.scoreDocs[7]).fields[0], equalTo(null));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("_first", MultiValueMode.MIN, null))));
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(5));
assertThat(topDocs.scoreDocs[2].doc, equalTo(7));
assertThat(topDocs.scoreDocs[3].doc, equalTo(0));
assertThat(topDocs.scoreDocs[4].doc, equalTo(2));
assertThat(topDocs.scoreDocs[5].doc, equalTo(3));
assertThat(topDocs.scoreDocs[6].doc, equalTo(4));
assertThat(topDocs.scoreDocs[7].doc, equalTo(6));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("_first", MultiValueMode.MAX, null), true)));
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(1));
assertThat(topDocs.scoreDocs[1].doc, equalTo(5));
assertThat(topDocs.scoreDocs[2].doc, equalTo(6));
assertThat(topDocs.scoreDocs[3].doc, equalTo(4));
assertThat(topDocs.scoreDocs[4].doc, equalTo(3));
assertThat(topDocs.scoreDocs[5].doc, equalTo(0));
assertThat(topDocs.scoreDocs[6].doc, equalTo(2));
assertThat(topDocs.scoreDocs[7].doc, equalTo(7));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("-9", MultiValueMode.MIN, null))));
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(7));
assertThat(topDocs.scoreDocs[1].doc, equalTo(1));
assertThat(topDocs.scoreDocs[2].doc, equalTo(5));
assertThat(topDocs.scoreDocs[3].doc, equalTo(0));
assertThat(topDocs.scoreDocs[4].doc, equalTo(2));
assertThat(topDocs.scoreDocs[5].doc, equalTo(3));
assertThat(topDocs.scoreDocs[6].doc, equalTo(4));
assertThat(topDocs.scoreDocs[7].doc, equalTo(6));
topDocs = searcher.search(new MatchAllDocsQuery(), 10,
new Sort(new SortField("value", indexFieldData.comparatorSource("9", MultiValueMode.MAX, null), true)));
assertThat(topDocs.totalHits, equalTo(8));
assertThat(topDocs.scoreDocs.length, equalTo(8));
assertThat(topDocs.scoreDocs[0].doc, equalTo(6));
assertThat(topDocs.scoreDocs[1].doc, equalTo(1));
assertThat(topDocs.scoreDocs[2].doc, equalTo(5));
assertThat(topDocs.scoreDocs[3].doc, equalTo(4));
assertThat(topDocs.scoreDocs[4].doc, equalTo(3));
assertThat(topDocs.scoreDocs[5].doc, equalTo(0));
assertThat(topDocs.scoreDocs[6].doc, equalTo(2));
assertThat(topDocs.scoreDocs[7].doc, equalTo(7));
}
}