+++ /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 org.apache.lucene.index.CorruptIndexException;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.search.*;
-import org.junit.BeforeClass;
-import org.junit.Test;
-
-/**
- * Test search based on OrdFieldSource and ReverseOrdFieldSource.
- * <p/>
- * Tests here create an index with a few documents, each having
- * an indexed "id" field.
- * The ord values of this field are later used for scoring.
- * <p/>
- * The order tests use Hits to verify that docs are ordered as expected.
- * <p/>
- * The exact score tests use TopDocs top to verify the exact score.
- */
-public class TestOrdValues extends FunctionTestSetup {
-
- @BeforeClass
- public static void beforeClass() throws Exception {
- createIndex(false);
- }
-
- /**
- * Test OrdFieldSource
- */
- @Test
- public void testOrdFieldRank() throws CorruptIndexException, Exception {
- doTestRank(ID_FIELD, true);
- }
-
- /**
- * Test ReverseOrdFieldSource
- */
- @Test
- public void testReverseOrdFieldRank() throws CorruptIndexException, Exception {
- doTestRank(ID_FIELD, false);
- }
-
- // Test that queries based on reverse/ordFieldScore scores correctly
- private void doTestRank(String field, boolean inOrder) throws CorruptIndexException, Exception {
- IndexSearcher s = new IndexSearcher(dir, true);
- ValueSource vs;
- if (inOrder) {
- vs = new OrdFieldSource(field);
- } else {
- vs = new ReverseOrdFieldSource(field);
- }
-
- Query q = new ValueSourceQuery(vs);
- 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 = inOrder
- ? "IE" // greater than all ids of docs in this test ("ID0001", etc.)
- : "IC"; // smaller than all ids of docs in this test ("ID0001", etc.)
-
- 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));
- if (inOrder) {
- assertTrue("res id " + resID + " should be < prev res id " + prevID, resID.compareTo(prevID) < 0);
- } else {
- assertTrue("res id " + resID + " should be > prev res id " + prevID, resID.compareTo(prevID) > 0);
- }
- prevID = resID;
- }
- s.close();
- }
-
- /**
- * Test exact score for OrdFieldSource
- */
- @Test
- public void testOrdFieldExactScore() throws CorruptIndexException, Exception {
- doTestExactScore(ID_FIELD, true);
- }
-
- /**
- * Test exact score for ReverseOrdFieldSource
- */
- @Test
- public void testReverseOrdFieldExactScore() throws CorruptIndexException, Exception {
- doTestExactScore(ID_FIELD, false);
- }
-
-
- // Test that queries based on reverse/ordFieldScore returns docs with expected score.
- private void doTestExactScore(String field, boolean inOrder) throws CorruptIndexException, Exception {
- IndexSearcher s = new IndexSearcher(dir, true);
- ValueSource vs;
- if (inOrder) {
- vs = new OrdFieldSource(field);
- } else {
- vs = new ReverseOrdFieldSource(field);
- }
- Query q = new ValueSourceQuery(vs);
- TopDocs td = s.search(q, null, 1000);
- assertEquals("All docs should be matched!", N_DOCS, td.totalHits);
- ScoreDoc sd[] = td.scoreDocs;
- for (int i = 0; i < sd.length; i++) {
- float score = sd[i].score;
- String id = s.getIndexReader().document(sd[i].doc).get(ID_FIELD);
- log("-------- " + i + ". Explain doc " + id);
- log(s.explain(q, sd[i].doc));
- float expectedScore = N_DOCS - i;
- assertEquals("score of result " + i + " shuould be " + expectedScore + " != " + score, expectedScore, score, TEST_SCORE_TOLERANCE_DELTA);
- String expectedId = inOrder
- ? id2String(N_DOCS - i) // in-order ==> larger values first
- : id2String(i + 1); // reverse ==> smaller values first
- assertTrue("id of result " + i + " shuould be " + expectedId + " != " + score, expectedId.equals(id));
- }
- s.close();
- }
-
- /**
- * Test caching OrdFieldSource
- */
- @Test
- public void testCachingOrd() throws CorruptIndexException, Exception {
- doTestCaching(ID_FIELD, true);
- }
-
- /**
- * Test caching for ReverseOrdFieldSource
- */
- @Test
- public void testCachingReverseOrd() throws CorruptIndexException, Exception {
- doTestCaching(ID_FIELD, false);
- }
-
- // Test that values loaded for FieldScoreQuery are cached properly and consumes the proper RAM resources.
- private void doTestCaching(String field, boolean inOrder) throws CorruptIndexException, Exception {
- IndexSearcher s = new IndexSearcher(dir, true);
- Object innerArray = null;
-
- boolean warned = false; // print warning once
-
- for (int i = 0; i < 10; i++) {
- ValueSource vs;
- if (inOrder) {
- vs = new OrdFieldSource(field);
- } else {
- vs = new ReverseOrdFieldSource(field);
- }
- ValueSourceQuery q = new ValueSourceQuery(vs);
- ScoreDoc[] h = s.search(q, null, 1000).scoreDocs;
- try {
- assertEquals("All docs should be matched!", N_DOCS, h.length);
- IndexReader[] readers = s.getIndexReader().getSequentialSubReaders();
-
- for (IndexReader reader : readers) {
- if (i == 0) {
- innerArray = q.valSrc.getValues(reader).getInnerArray();
- } else {
- log(i + ". compare: " + innerArray + " to " + q.valSrc.getValues(reader).getInnerArray());
- assertSame("field values should be cached and reused!", innerArray, q.valSrc.getValues(reader).getInnerArray());
- }
- }
- } catch (UnsupportedOperationException e) {
- if (!warned) {
- System.err.println("WARNING: " + testName() + " cannot fully test values of " + q);
- warned = true;
- }
- }
- }
-
- ValueSource vs;
- ValueSourceQuery q;
- ScoreDoc[] h;
-
- // verify that different values are loaded for a different field
- String field2 = INT_FIELD;
- assertFalse(field.equals(field2)); // otherwise this test is meaningless.
- if (inOrder) {
- vs = new OrdFieldSource(field2);
- } else {
- vs = new ReverseOrdFieldSource(field2);
- }
- q = new ValueSourceQuery(vs);
- h = s.search(q, null, 1000).scoreDocs;
- assertEquals("All docs should be matched!", N_DOCS, h.length);
- IndexReader[] readers = s.getIndexReader().getSequentialSubReaders();
-
- for (IndexReader reader : readers) {
- try {
- log("compare (should differ): " + innerArray + " to "
- + q.valSrc.getValues(reader).getInnerArray());
- assertNotSame(
- "different values shuold be loaded for a different field!",
- 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();
- // verify new values are reloaded (not reused) for a new reader
- s = new IndexSearcher(dir, true);
- if (inOrder) {
- vs = new OrdFieldSource(field);
- } else {
- vs = new ReverseOrdFieldSource(field);
- }
- q = new ValueSourceQuery(vs);
- h = s.search(q, null, 1000).scoreDocs;
- assertEquals("All docs should be matched!", N_DOCS, h.length);
- readers = s.getIndexReader().getSequentialSubReaders();
-
- for (IndexReader reader : readers) {
- try {
- log("compare (should differ): " + 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();
- }
-
- // LUCENE-1250
- public void testEqualsNull() throws Exception {
- OrdFieldSource ofs = new OrdFieldSource("f");
- assertFalse(ofs.equals(null));
-
- ReverseOrdFieldSource rofs = new ReverseOrdFieldSource("f");
- assertFalse(rofs.equals(null));
- }
-
-}
fnp / pylucene.git / blobdiff