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LUCENE-5666: fix grouping tests 

git-svn-id: https://svn.apache.org/repos/asf/lucene/dev/branches/lucene5666@1593816 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Michael McCandless 2014-05-11 17:01:01 +00:00
parent fb4d6aa5a9
commit 17bf4c382d
2 changed files with 32 additions and 46 deletions
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66
lucene/grouping/src/test/org/apache/lucene/search/grouping/DistinctValuesCollectorTest.java
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@ -17,6 +17,20 @@ package org.apache.lucene.search.grouping;
* limitations under the License.
*/
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Random;
import java.util.Set;
import org.apache.lucene.analysis.MockAnalyzer;
import org.apache.lucene.document.BinaryDocValuesField;
import org.apache.lucene.document.Document;
@ -41,38 +55,24 @@ import org.apache.lucene.search.grouping.term.TermDistinctValuesCollector;
import org.apache.lucene.search.grouping.term.TermFirstPassGroupingCollector;
import org.apache.lucene.store.Directory;
import org.apache.lucene.util.BytesRef;
import org.apache.lucene.util.LuceneTestCase.SuppressCodecs;
import org.apache.lucene.util.TestUtil;
import org.apache.lucene.util.mutable.MutableValue;
import org.apache.lucene.util.mutable.MutableValueStr;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Collection;
import java.util.Collections;
import java.util.Comparator;
import java.util.HashMap;
import java.util.HashSet;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.Random;
import java.util.Set;
@SuppressCodecs({"Lucene40", "Lucene41", "Lucene42"}) // we need missing support... i think?
public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
private final static NullComparator nullComparator = new NullComparator();
private final String groupField = "author";
private final String dvGroupField = "author_dv";
private final String countField = "publisher";
private final String dvCountField = "publisher_dv";
public void testSimple() throws Exception {
Random random = random();
DocValuesType[] dvTypes = new DocValuesType[]{
DocValuesType.NUMERIC,
DocValuesType.BINARY,
DocValuesType.SORTED,
};
Directory dir = newDirectory();
@ -83,7 +83,6 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy()));
boolean canUseDV = true;
DocValuesType dvType = canUseDV ? dvTypes[random.nextInt(dvTypes.length)] : null;
Document doc = new Document();
addField(doc, groupField, "1", dvType);
addField(doc, countField, "1", dvType);
@ -108,7 +107,7 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
w.addDocument(doc);
w.commit(); // To ensure a second segment
// 3
// 3 -- no count field
doc = new Document();
addField(doc, groupField, "2", dvType);
doc.add(new TextField("content", "some random text", Field.Store.NO));
@ -251,8 +250,7 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
IndexContext context = createIndexContext();
for (int searchIter = 0; searchIter < 100; searchIter++) {
final IndexSearcher searcher = newSearcher(context.indexReader);
boolean useDv = context.dvType != null && random.nextBoolean();
DocValuesType dvType = useDv ? context.dvType : null;
DocValuesType dvType = context.dvType;
String term = context.contentStrings[random.nextInt(context.contentStrings.length)];
Sort groupSort = new Sort(new SortField("id", SortField.Type.STRING));
int topN = 1 + random.nextInt(10);
@ -364,22 +362,18 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
}
private void addField(Document doc, String field, String value, DocValuesType type) {
doc.add(new StringField(field, value, Field.Store.YES));
if (type == null) {
return;
}
String dvField = field + "_dv";
assert type != null;
Field valuesField = null;
switch (type) {
case NUMERIC:
valuesField = new NumericDocValuesField(dvField, Integer.parseInt(value));
valuesField = new NumericDocValuesField(field, Integer.parseInt(value));
break;
case BINARY:
valuesField = new BinaryDocValuesField(dvField, new BytesRef(value));
valuesField = new BinaryDocValuesField(field, new BytesRef(value));
break;
case SORTED:
valuesField = new SortedDocValuesField(dvField, new BytesRef(value));
valuesField = new SortedDocValuesField(field, new BytesRef(value));
break;
}
doc.add(valuesField);
@ -402,19 +396,12 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
@SuppressWarnings({"unchecked","rawtypes"})
private <T> AbstractFirstPassGroupingCollector<T> createRandomFirstPassCollector(DocValuesType dvType, Sort groupSort, String groupField, int topNGroups) throws IOException {
Random random = random();
if (dvType != null) {
assert dvType != null;
if (random.nextBoolean()) {
return (AbstractFirstPassGroupingCollector<T>) new FunctionFirstPassGroupingCollector(new BytesRefFieldSource(groupField), new HashMap<>(), groupSort, topNGroups);
} else {
return (AbstractFirstPassGroupingCollector<T>) new TermFirstPassGroupingCollector(groupField, groupSort, topNGroups);
}
} else {
if (random.nextBoolean()) {
return (AbstractFirstPassGroupingCollector<T>) new FunctionFirstPassGroupingCollector(new BytesRefFieldSource(groupField), new HashMap<>(), groupSort, topNGroups);
} else {
return (AbstractFirstPassGroupingCollector<T>) new TermFirstPassGroupingCollector(groupField, groupSort, topNGroups);
}
}
}
@SuppressWarnings({"unchecked","rawtypes"})
@ -444,10 +431,6 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
private IndexContext createIndexContext() throws Exception {
Random random = random();
DocValuesType[] dvTypes = new DocValuesType[]{
DocValuesType.BINARY,
DocValuesType.SORTED
};
Directory dir = newDirectory();
RandomIndexWriter w = new RandomIndexWriter(
@ -457,8 +440,7 @@ public class DistinctValuesCollectorTest extends AbstractGroupingTestCase {
new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy())
);
boolean canUseDV = true;
DocValuesType dvType = canUseDV ? dvTypes[random.nextInt(dvTypes.length)] : null;
DocValuesType dvType = DocValuesType.SORTED;
int numDocs = 86 + random.nextInt(1087) * RANDOM_MULTIPLIER;
String[] groupValues = new String[numDocs / 5];

4
lucene/queries/src/java/org/apache/lucene/queries/function/valuesource/BytesRefFieldSource.java
View File

@ -95,6 +95,10 @@ public class BytesRefFieldSource extends FieldCacheSource {
mval.exists = docsWithField.get(doc);
if (mval.exists) {
binaryValues.get(doc, mval.value);
} else {
mval.value.bytes = BytesRef.EMPTY_BYTES;
mval.value.offset = 0;
mval.value.length = 0;
}
}
};