package org.apache.lucene.search;
/**
* 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.analysis.MockAnalyzer;
import org.apache.lucene.document.Document;
import org.apache.lucene.document.Field;
import org.apache.lucene.index.IndexWriter;
import org.apache.lucene.index.Term;
import org.apache.lucene.queryParser.QueryParser;
import org.apache.lucene.search.spans.SpanNearQuery;
import org.apache.lucene.search.spans.SpanQuery;
import org.apache.lucene.search.spans.SpanTermQuery;
import org.apache.lucene.store.Directory;
/**
* TestExplanations subclass focusing on basic query types
*/
public class TestSimpleExplanations extends TestExplanations {
// we focus on queries that don't rewrite to other queries.
// if we get those covered well, then the ones that rewrite should
// also be covered.
/* simple term tests */
public void testT1() throws Exception {
qtest("w1", new int[] { 0,1,2,3 });
}
public void testT2() throws Exception {
qtest("w1^1000", new int[] { 0,1,2,3 });
}
/* MatchAllDocs */
public void testMA1() throws Exception {
qtest(new MatchAllDocsQuery(), new int[] { 0,1,2,3 });
}
public void testMA2() throws Exception {
Query q=new MatchAllDocsQuery();
q.setBoost(1000);
qtest(q, new int[] { 0,1,2,3 });
}
/* some simple phrase tests */
public void testP1() throws Exception {
qtest("\"w1 w2\"", new int[] { 0 });
}
public void testP2() throws Exception {
qtest("\"w1 w3\"", new int[] { 1,3 });
}
public void testP3() throws Exception {
qtest("\"w1 w2\"~1", new int[] { 0,1,2 });
}
public void testP4() throws Exception {
qtest("\"w2 w3\"~1", new int[] { 0,1,2,3 });
}
public void testP5() throws Exception {
qtest("\"w3 w2\"~1", new int[] { 1,3 });
}
public void testP6() throws Exception {
qtest("\"w3 w2\"~2", new int[] { 0,1,3 });
}
public void testP7() throws Exception {
qtest("\"w3 w2\"~3", new int[] { 0,1,2,3 });
}
/* some simple filtered query tests */
public void testFQ1() throws Exception {
qtest(new FilteredQuery(qp.parse("w1"),
new ItemizedFilter(new int[] {0,1,2,3})),
new int[] {0,1,2,3});
}
public void testFQ2() throws Exception {
qtest(new FilteredQuery(qp.parse("w1"),
new ItemizedFilter(new int[] {0,2,3})),
new int[] {0,2,3});
}
public void testFQ3() throws Exception {
qtest(new FilteredQuery(qp.parse("xx"),
new ItemizedFilter(new int[] {1,3})),
new int[] {3});
}
public void testFQ4() throws Exception {
qtest(new FilteredQuery(qp.parse("xx^1000"),
new ItemizedFilter(new int[] {1,3})),
new int[] {3});
}
public void testFQ6() throws Exception {
Query q = new FilteredQuery(qp.parse("xx"),
new ItemizedFilter(new int[] {1,3}));
q.setBoost(1000);
qtest(q, new int[] {3});
}
/* ConstantScoreQueries */
public void testCSQ1() throws Exception {
Query q = new ConstantScoreQuery(new ItemizedFilter(new int[] {0,1,2,3}));
qtest(q, new int[] {0,1,2,3});
}
public void testCSQ2() throws Exception {
Query q = new ConstantScoreQuery(new ItemizedFilter(new int[] {1,3}));
qtest(q, new int[] {1,3});
}
public void testCSQ3() throws Exception {
Query q = new ConstantScoreQuery(new ItemizedFilter(new int[] {0,2}));
q.setBoost(1000);
qtest(q, new int[] {0,2});
}
/* DisjunctionMaxQuery */
public void testDMQ1() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.0f);
q.add(qp.parse("w1"));
q.add(qp.parse("w5"));
qtest(q, new int[] { 0,1,2,3 });
}
public void testDMQ2() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("w1"));
q.add(qp.parse("w5"));
qtest(q, new int[] { 0,1,2,3 });
}
public void testDMQ3() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("QQ"));
q.add(qp.parse("w5"));
qtest(q, new int[] { 0 });
}
public void testDMQ4() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("QQ"));
q.add(qp.parse("xx"));
qtest(q, new int[] { 2,3 });
}
public void testDMQ5() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("yy -QQ"));
q.add(qp.parse("xx"));
qtest(q, new int[] { 2,3 });
}
public void testDMQ6() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("-yy w3"));
q.add(qp.parse("xx"));
qtest(q, new int[] { 0,1,2,3 });
}
public void testDMQ7() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("-yy w3"));
q.add(qp.parse("w2"));
qtest(q, new int[] { 0,1,2,3 });
}
public void testDMQ8() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("yy w5^100"));
q.add(qp.parse("xx^100000"));
qtest(q, new int[] { 0,2,3 });
}
public void testDMQ9() throws Exception {
DisjunctionMaxQuery q = new DisjunctionMaxQuery(0.5f);
q.add(qp.parse("yy w5^100"));
q.add(qp.parse("xx^0"));
qtest(q, new int[] { 0,2,3 });
}
/* MultiPhraseQuery */
public void testMPQ1() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1"}));
q.add(ta(new String[] {"w2","w3", "xx"}));
qtest(q, new int[] { 0,1,2,3 });
}
public void testMPQ2() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1"}));
q.add(ta(new String[] {"w2","w3"}));
qtest(q, new int[] { 0,1,3 });
}
public void testMPQ3() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1","xx"}));
q.add(ta(new String[] {"w2","w3"}));
qtest(q, new int[] { 0,1,2,3 });
}
public void testMPQ4() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1"}));
q.add(ta(new String[] {"w2"}));
qtest(q, new int[] { 0 });
}
public void testMPQ5() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1"}));
q.add(ta(new String[] {"w2"}));
q.setSlop(1);
qtest(q, new int[] { 0,1,2 });
}
public void testMPQ6() throws Exception {
MultiPhraseQuery q = new MultiPhraseQuery();
q.add(ta(new String[] {"w1","w3"}));
q.add(ta(new String[] {"w2"}));
q.setSlop(1);
qtest(q, new int[] { 0,1,2,3 });
}
/* some simple tests of boolean queries containing term queries */
public void testBQ1() throws Exception {
qtest("+w1 +w2", new int[] { 0,1,2,3 });
}
public void testBQ2() throws Exception {
qtest("+yy +w3", new int[] { 2,3 });
}
public void testBQ3() throws Exception {
qtest("yy +w3", new int[] { 0,1,2,3 });
}
public void testBQ4() throws Exception {
qtest("w1 (-xx w2)", new int[] { 0,1,2,3 });
}
public void testBQ5() throws Exception {
qtest("w1 (+qq w2)", new int[] { 0,1,2,3 });
}
public void testBQ6() throws Exception {
qtest("w1 -(-qq w5)", new int[] { 1,2,3 });
}
public void testBQ7() throws Exception {
qtest("+w1 +(qq (xx -w2) (+w3 +w4))", new int[] { 0 });
}
public void testBQ8() throws Exception {
qtest("+w1 (qq (xx -w2) (+w3 +w4))", new int[] { 0,1,2,3 });
}
public void testBQ9() throws Exception {
qtest("+w1 (qq (-xx w2) -(+w3 +w4))", new int[] { 0,1,2,3 });
}
public void testBQ10() throws Exception {
qtest("+w1 +(qq (-xx w2) -(+w3 +w4))", new int[] { 1 });
}
public void testBQ11() throws Exception {
qtest("w1 w2^1000.0", new int[] { 0,1,2,3 });
}
public void testBQ14() throws Exception {
BooleanQuery q = new BooleanQuery(true);
q.add(qp.parse("QQQQQ"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("w1"), BooleanClause.Occur.SHOULD);
qtest(q, new int[] { 0,1,2,3 });
}
public void testBQ15() throws Exception {
BooleanQuery q = new BooleanQuery(true);
q.add(qp.parse("QQQQQ"), BooleanClause.Occur.MUST_NOT);
q.add(qp.parse("w1"), BooleanClause.Occur.SHOULD);
qtest(q, new int[] { 0,1,2,3 });
}
public void testBQ16() throws Exception {
BooleanQuery q = new BooleanQuery(true);
q.add(qp.parse("QQQQQ"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("w1 -xx"), BooleanClause.Occur.SHOULD);
qtest(q, new int[] { 0,1 });
}
public void testBQ17() throws Exception {
BooleanQuery q = new BooleanQuery(true);
q.add(qp.parse("w2"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("w1 -xx"), BooleanClause.Occur.SHOULD);
qtest(q, new int[] { 0,1,2,3 });
}
public void testBQ19() throws Exception {
qtest("-yy w3", new int[] { 0,1 });
}
public void testBQ20() throws Exception {
BooleanQuery q = new BooleanQuery();
q.setMinimumNumberShouldMatch(2);
q.add(qp.parse("QQQQQ"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("yy"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("zz"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("w5"), BooleanClause.Occur.SHOULD);
q.add(qp.parse("w4"), BooleanClause.Occur.SHOULD);
qtest(q, new int[] { 0,3 });
}
public void testTermQueryMultiSearcherExplain() throws Exception {
// creating two directories for indices
Directory indexStoreA = newDirectory(random);
Directory indexStoreB = newDirectory(random);
Document lDoc = new Document();
lDoc.add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc2 = new Document();
lDoc2.add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
Document lDoc3 = new Document();
lDoc3.add(new Field("handle", "1 2", Field.Store.YES, Field.Index.ANALYZED));
IndexWriter writerA = new IndexWriter(indexStoreA, newIndexWriterConfig(random,
TEST_VERSION_CURRENT, new MockAnalyzer()));
IndexWriter writerB = new IndexWriter(indexStoreB, newIndexWriterConfig(random,
TEST_VERSION_CURRENT, new MockAnalyzer()));
writerA.addDocument(lDoc);
writerA.addDocument(lDoc2);
writerA.optimize();
writerA.close();
writerB.addDocument(lDoc3);
writerB.close();
QueryParser parser = new QueryParser(TEST_VERSION_CURRENT, "fulltext", new MockAnalyzer());
Query query = parser.parse("handle:1");
Searcher[] searchers = new Searcher[2];
searchers[0] = new IndexSearcher(indexStoreB, true);
searchers[1] = new IndexSearcher(indexStoreA, true);
Searcher mSearcher = new MultiSearcher(searchers);
ScoreDoc[] hits = mSearcher.search(query, null, 1000).scoreDocs;
assertEquals(3, hits.length);
Explanation explain = mSearcher.explain(query, hits[0].doc);
String exp = explain.toString(0);
assertTrue(exp, exp.indexOf("maxDocs=3") > -1);
assertTrue(exp, exp.indexOf("docFreq=3") > -1);
query = parser.parse("handle:\"1 2\"");
hits = mSearcher.search(query, null, 1000).scoreDocs;
assertEquals(3, hits.length);
explain = mSearcher.explain(query, hits[0].doc);
exp = explain.toString(0);
assertTrue(exp, exp.indexOf("1=3") > -1);
assertTrue(exp, exp.indexOf("2=3") > -1);
query = new SpanNearQuery(new SpanQuery[] {
new SpanTermQuery(new Term("handle", "1")),
new SpanTermQuery(new Term("handle", "2")) }, 0, true);
hits = mSearcher.search(query, null, 1000).scoreDocs;
assertEquals(3, hits.length);
explain = mSearcher.explain(query, hits[0].doc);
exp = explain.toString(0);
assertTrue(exp, exp.indexOf("1=3") > -1);
assertTrue(exp, exp.indexOf("2=3") > -1);
mSearcher.close();
indexStoreA.close();
indexStoreB.close();
}
}