+++ /dev/null
-package org.apache.lucene.search.function;
-
-/**
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF 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.
- */
-
-import java.util.HashMap;
-
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.search.IndexSearcher;
-import org.apache.lucene.search.Query;
-import org.apache.lucene.search.QueryUtils;
-import org.apache.lucene.search.ScoreDoc;
-import org.apache.lucene.search.TopDocs;
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-/**
- * Test FieldScoreQuery search.
- * <p>
- * Tests here create an index with a few documents, each having
- * an int value indexed field and a float value indexed field.
- * The values of these fields are later used for scoring.
- * <p>
- * The rank tests use Hits to verify that docs are ordered (by score) as expected.
- * <p>
- * The exact score tests use TopDocs top to verify the exact score.
- */
-public class TestFieldScoreQuery extends FunctionTestSetup {
-
- @BeforeClass
- public static void beforeClass() throws Exception {
- createIndex(true);
- }
-
- /** Test that FieldScoreQuery of Type.BYTE returns docs in expected order. */
- @Test
- public void testRankByte () throws Exception {
- // INT field values are small enough to be parsed as byte
- doTestRank(INT_FIELD,FieldScoreQuery.Type.BYTE);
- }
-
- /** Test that FieldScoreQuery of Type.SHORT returns docs in expected order. */
- @Test
- public void testRankShort () throws Exception {
- // INT field values are small enough to be parsed as short
- doTestRank(INT_FIELD,FieldScoreQuery.Type.SHORT);
- }
-
- /** Test that FieldScoreQuery of Type.INT returns docs in expected order. */
- @Test
- public void testRankInt () throws Exception {
- doTestRank(INT_FIELD,FieldScoreQuery.Type.INT);
- }
-
- /** Test that FieldScoreQuery of Type.FLOAT returns docs in expected order. */
- @Test
- public void testRankFloat () throws Exception {
- // INT field can be parsed as float
- doTestRank(INT_FIELD,FieldScoreQuery.Type.FLOAT);
- // same values, but in flot format
- doTestRank(FLOAT_FIELD,FieldScoreQuery.Type.FLOAT);
- }
-
- // Test that FieldScoreQuery returns docs in expected order.
- private void doTestRank (String field, FieldScoreQuery.Type tp) throws Exception {
- IndexSearcher s = new IndexSearcher(dir, true);
- Query q = new FieldScoreQuery(field,tp);
- log("test: "+q);
- QueryUtils.check(random, q,s);
- ScoreDoc[] h = s.search(q, null, 1000).scoreDocs;
- assertEquals("All docs should be matched!",N_DOCS,h.length);
- String prevID = "ID"+(N_DOCS+1); // greater than all ids of docs in this test
- for (int i=0; i<h.length; i++) {
- String resID = s.doc(h[i].doc).get(ID_FIELD);
- log(i+". score="+h[i].score+" - "+resID);
- log(s.explain(q,h[i].doc));
- assertTrue("res id "+resID+" should be < prev res id "+prevID, resID.compareTo(prevID)<0);
- prevID = resID;
- }
- s.close();
- }
-
- /** Test that FieldScoreQuery of Type.BYTE returns the expected scores. */
- @Test
- public void testExactScoreByte () throws Exception {
- // INT field values are small enough to be parsed as byte
- doTestExactScore(INT_FIELD,FieldScoreQuery.Type.BYTE);
- }
-
- /** Test that FieldScoreQuery of Type.SHORT returns the expected scores. */
- @Test
- public void testExactScoreShort () throws Exception {
- // INT field values are small enough to be parsed as short
- doTestExactScore(INT_FIELD,FieldScoreQuery.Type.SHORT);
- }
-
- /** Test that FieldScoreQuery of Type.INT returns the expected scores. */
- @Test
- public void testExactScoreInt () throws Exception {
- doTestExactScore(INT_FIELD,FieldScoreQuery.Type.INT);
- }
-
- /** Test that FieldScoreQuery of Type.FLOAT returns the expected scores. */
- @Test
- public void testExactScoreFloat () throws Exception {
- // INT field can be parsed as float
- doTestExactScore(INT_FIELD,FieldScoreQuery.Type.FLOAT);
- // same values, but in flot format
- doTestExactScore(FLOAT_FIELD,FieldScoreQuery.Type.FLOAT);
- }
-
- // Test that FieldScoreQuery returns docs with expected score.
- private void doTestExactScore (String field, FieldScoreQuery.Type tp) throws Exception {
- IndexSearcher s = new IndexSearcher(dir, true);
- Query q = new FieldScoreQuery(field,tp);
- TopDocs td = s.search(q,null,1000);
- assertEquals("All docs should be matched!",N_DOCS,td.totalHits);
- ScoreDoc sd[] = td.scoreDocs;
- for (ScoreDoc aSd : sd) {
- float score = aSd.score;
- log(s.explain(q, aSd.doc));
- String id = s.getIndexReader().document(aSd.doc).get(ID_FIELD);
- float expectedScore = expectedFieldScore(id); // "ID7" --> 7.0
- assertEquals("score of " + id + " shuould be " + expectedScore + " != " + score, expectedScore, score, TEST_SCORE_TOLERANCE_DELTA);
- }
- s.close();
- }
-
- /** Test that FieldScoreQuery of Type.BYTE caches/reuses loaded values and consumes the proper RAM resources. */
- @Test
- public void testCachingByte () throws Exception {
- // INT field values are small enough to be parsed as byte
- doTestCaching(INT_FIELD,FieldScoreQuery.Type.BYTE);
- }
-
- /** Test that FieldScoreQuery of Type.SHORT caches/reuses loaded values and consumes the proper RAM resources. */
- @Test
- public void testCachingShort () throws Exception {
- // INT field values are small enough to be parsed as short
- doTestCaching(INT_FIELD,FieldScoreQuery.Type.SHORT);
- }
-
- /** Test that FieldScoreQuery of Type.INT caches/reuses loaded values and consumes the proper RAM resources. */
- @Test
- public void testCachingInt () throws Exception {
- doTestCaching(INT_FIELD,FieldScoreQuery.Type.INT);
- }
-
- /** Test that FieldScoreQuery of Type.FLOAT caches/reuses loaded values and consumes the proper RAM resources. */
- @Test
- public void testCachingFloat () throws Exception {
- // INT field values can be parsed as float
- doTestCaching(INT_FIELD,FieldScoreQuery.Type.FLOAT);
- // same values, but in flot format
- doTestCaching(FLOAT_FIELD,FieldScoreQuery.Type.FLOAT);
- }
-
- // Test that values loaded for FieldScoreQuery are cached properly and consumes the proper RAM resources.
- private void doTestCaching (String field, FieldScoreQuery.Type tp) throws Exception {
- // prepare expected array types for comparison
- HashMap<FieldScoreQuery.Type,Object> expectedArrayTypes = new HashMap<FieldScoreQuery.Type,Object>();
- expectedArrayTypes.put(FieldScoreQuery.Type.BYTE, new byte[0]);
- expectedArrayTypes.put(FieldScoreQuery.Type.SHORT, new short[0]);
- expectedArrayTypes.put(FieldScoreQuery.Type.INT, new int[0]);
- expectedArrayTypes.put(FieldScoreQuery.Type.FLOAT, new float[0]);
-
- IndexSearcher s = new IndexSearcher(dir, true);
- Object[] innerArray = new Object[s.getIndexReader().getSequentialSubReaders().length];
-
- boolean warned = false; // print warning once.
- for (int i=0; i<10; i++) {
- FieldScoreQuery q = new FieldScoreQuery(field,tp);
- ScoreDoc[] h = s.search(q, null, 1000).scoreDocs;
- assertEquals("All docs should be matched!",N_DOCS,h.length);
- IndexReader[] readers = s.getIndexReader().getSequentialSubReaders();
- for (int j = 0; j < readers.length; j++) {
- IndexReader reader = readers[j];
- try {
- if (i == 0) {
- innerArray[j] = q.valSrc.getValues(reader).getInnerArray();
- log(i + ". compare: " + innerArray[j].getClass() + " to "
- + expectedArrayTypes.get(tp).getClass());
- assertEquals(
- "field values should be cached in the correct array type!",
- innerArray[j].getClass(), expectedArrayTypes.get(tp).getClass());
- } else {
- log(i + ". compare: " + innerArray[j] + " to "
- + q.valSrc.getValues(reader).getInnerArray());
- assertSame("field values should be cached and reused!", innerArray[j],
- q.valSrc.getValues(reader).getInnerArray());
- }
- } catch (UnsupportedOperationException e) {
- if (!warned) {
- System.err.println("WARNING: " + testName()
- + " cannot fully test values of " + q);
- warned = true;
- }
- }
- }
- }
- s.close();
- // verify new values are reloaded (not reused) for a new reader
- s = new IndexSearcher(dir, true);
- FieldScoreQuery q = new FieldScoreQuery(field,tp);
- ScoreDoc[] h = s.search(q, null, 1000).scoreDocs;
- assertEquals("All docs should be matched!",N_DOCS,h.length);
- IndexReader[] readers = s.getIndexReader().getSequentialSubReaders();
- for (int j = 0; j < readers.length; j++) {
- IndexReader reader = readers[j];
- try {
- log("compare: " + innerArray + " to "
- + q.valSrc.getValues(reader).getInnerArray());
- assertNotSame(
- "cached field values should not be reused if reader as changed!",
- innerArray, q.valSrc.getValues(reader).getInnerArray());
- } catch (UnsupportedOperationException e) {
- if (!warned) {
- System.err.println("WARNING: " + testName()
- + " cannot fully test values of " + q);
- warned = true;
- }
- }
- }
- s.close();
- }
-
- private String testName() {
- return getClass().getName()+"."+ getName();
- }
-
-}