+++ /dev/null
-package org.apache.lucene.search.spans;
-
-/**
- * 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.HashSet;
-import java.util.Set;
-
-import org.apache.lucene.analysis.MockAnalyzer;
-import org.apache.lucene.document.Document;
-import org.apache.lucene.document.Field;
-import org.apache.lucene.index.IndexReader;
-import org.apache.lucene.index.RandomIndexWriter;
-import org.apache.lucene.index.Term;
-import org.apache.lucene.search.CheckHits;
-import org.apache.lucene.search.IndexSearcher;
-import org.apache.lucene.search.Query;
-import org.apache.lucene.search.QueryUtils;
-import org.apache.lucene.store.Directory;
-import org.apache.lucene.util.LuceneTestCase;
-import org.junit.AfterClass;
-import org.junit.BeforeClass;
-
-public class TestFieldMaskingSpanQuery extends LuceneTestCase {
-
- protected static Document doc(Field[] fields) {
- Document doc = new Document();
- for (int i = 0; i < fields.length; i++) {
- doc.add(fields[i]);
- }
- return doc;
- }
-
- protected static Field field(String name, String value) {
- return newField(name, value, Field.Store.NO, Field.Index.ANALYZED);
- }
-
- protected static IndexSearcher searcher;
- protected static Directory directory;
- protected static IndexReader reader;
-
- @BeforeClass
- public static void beforeClass() throws Exception {
- directory = newDirectory();
- RandomIndexWriter writer= new RandomIndexWriter(random, directory, newIndexWriterConfig(TEST_VERSION_CURRENT, new MockAnalyzer(random)).setMergePolicy(newLogMergePolicy()));
-
- writer.addDocument(doc(new Field[] { field("id", "0")
- ,
- field("gender", "male"),
- field("first", "james"),
- field("last", "jones") }));
-
- writer.addDocument(doc(new Field[] { field("id", "1")
- ,
- field("gender", "male"),
- field("first", "james"),
- field("last", "smith")
- ,
- field("gender", "female"),
- field("first", "sally"),
- field("last", "jones") }));
-
- writer.addDocument(doc(new Field[] { field("id", "2")
- ,
- field("gender", "female"),
- field("first", "greta"),
- field("last", "jones")
- ,
- field("gender", "female"),
- field("first", "sally"),
- field("last", "smith")
- ,
- field("gender", "male"),
- field("first", "james"),
- field("last", "jones") }));
-
- writer.addDocument(doc(new Field[] { field("id", "3")
- ,
- field("gender", "female"),
- field("first", "lisa"),
- field("last", "jones")
- ,
- field("gender", "male"),
- field("first", "bob"),
- field("last", "costas") }));
-
- writer.addDocument(doc(new Field[] { field("id", "4")
- ,
- field("gender", "female"),
- field("first", "sally"),
- field("last", "smith")
- ,
- field("gender", "female"),
- field("first", "linda"),
- field("last", "dixit")
- ,
- field("gender", "male"),
- field("first", "bubba"),
- field("last", "jones") }));
- reader = writer.getReader();
- writer.close();
- searcher = newSearcher(reader);
- }
-
- @AfterClass
- public static void afterClass() throws Exception {
- searcher.close();
- searcher = null;
- reader.close();
- reader = null;
- directory.close();
- directory = null;
- }
-
- protected void check(SpanQuery q, int[] docs) throws Exception {
- CheckHits.checkHitCollector(random, q, null, searcher, docs);
- }
-
- public void testRewrite0() throws Exception {
- SpanQuery q = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "first");
- q.setBoost(8.7654321f);
- SpanQuery qr = (SpanQuery) searcher.rewrite(q);
-
- QueryUtils.checkEqual(q, qr);
-
- Set<Term> terms = new HashSet<Term>();
- qr.extractTerms(terms);
- assertEquals(1, terms.size());
- }
-
- public void testRewrite1() throws Exception {
- // mask an anon SpanQuery class that rewrites to something else.
- SpanQuery q = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) {
- @Override
- public Query rewrite(IndexReader reader) {
- return new SpanOrQuery(new SpanQuery[] {
- new SpanTermQuery(new Term("first", "sally")),
- new SpanTermQuery(new Term("first", "james")) });
- }
- }, "first");
-
- SpanQuery qr = (SpanQuery) searcher.rewrite(q);
-
- QueryUtils.checkUnequal(q, qr);
-
- Set<Term> terms = new HashSet<Term>();
- qr.extractTerms(terms);
- assertEquals(2, terms.size());
- }
-
- public void testRewrite2() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("last", "smith"));
- SpanQuery q2 = new SpanTermQuery(new Term("last", "jones"));
- SpanQuery q = new SpanNearQuery(new SpanQuery[]
- { q1, new FieldMaskingSpanQuery(q2, "last")}, 1, true );
- Query qr = searcher.rewrite(q);
-
- QueryUtils.checkEqual(q, qr);
-
- HashSet<Term> set = new HashSet<Term>();
- qr.extractTerms(set);
- assertEquals(2, set.size());
- }
-
- public void testEquality1() {
- SpanQuery q1 = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "first");
- SpanQuery q2 = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "first");
- SpanQuery q3 = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "XXXXX");
- SpanQuery q4 = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "XXXXX")) , "first");
- SpanQuery q5 = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("xXXX", "sally")) , "first");
- QueryUtils.checkEqual(q1, q2);
- QueryUtils.checkUnequal(q1, q3);
- QueryUtils.checkUnequal(q1, q4);
- QueryUtils.checkUnequal(q1, q5);
-
- SpanQuery qA = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "first");
- qA.setBoost(9f);
- SpanQuery qB = new FieldMaskingSpanQuery
- (new SpanTermQuery(new Term("last", "sally")) , "first");
- QueryUtils.checkUnequal(qA, qB);
- qB.setBoost(9f);
- QueryUtils.checkEqual(qA, qB);
-
- }
-
- public void testNoop0() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("last", "sally"));
- SpanQuery q = new FieldMaskingSpanQuery(q1, "first");
- check(q, new int[] { /* :EMPTY: */ });
- }
- public void testNoop1() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("last", "smith"));
- SpanQuery q2 = new SpanTermQuery(new Term("last", "jones"));
- SpanQuery q = new SpanNearQuery(new SpanQuery[]
- { q1, new FieldMaskingSpanQuery(q2, "last")}, 0, true );
- check(q, new int[] { 1, 2 });
- q = new SpanNearQuery(new SpanQuery[]
- { new FieldMaskingSpanQuery(q1, "last"),
- new FieldMaskingSpanQuery(q2, "last")}, 0, true );
- check(q, new int[] { 1, 2 });
- }
-
- public void testSimple1() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("first", "james"));
- SpanQuery q2 = new SpanTermQuery(new Term("last", "jones"));
- SpanQuery q = new SpanNearQuery(new SpanQuery[]
- { q1, new FieldMaskingSpanQuery(q2, "first")}, -1, false );
- check(q, new int[] { 0, 2 });
- q = new SpanNearQuery(new SpanQuery[]
- { new FieldMaskingSpanQuery(q2, "first"), q1}, -1, false );
- check(q, new int[] { 0, 2 });
- q = new SpanNearQuery(new SpanQuery[]
- { q2, new FieldMaskingSpanQuery(q1, "last")}, -1, false );
- check(q, new int[] { 0, 2 });
- q = new SpanNearQuery(new SpanQuery[]
- { new FieldMaskingSpanQuery(q1, "last"), q2}, -1, false );
- check(q, new int[] { 0, 2 });
-
- }
-
- public void testSimple2() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("gender", "female"));
- SpanQuery q2 = new SpanTermQuery(new Term("last", "smith"));
- SpanQuery q = new SpanNearQuery(new SpanQuery[]
- { q1, new FieldMaskingSpanQuery(q2, "gender")}, -1, false );
- check(q, new int[] { 2, 4 });
- q = new SpanNearQuery(new SpanQuery[]
- { new FieldMaskingSpanQuery(q1, "id"),
- new FieldMaskingSpanQuery(q2, "id") }, -1, false );
- check(q, new int[] { 2, 4 });
- }
-
- public void testSpans0() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("gender", "female"));
- SpanQuery q2 = new SpanTermQuery(new Term("first", "james"));
- SpanQuery q = new SpanOrQuery(new SpanQuery[]
- { q1, new FieldMaskingSpanQuery(q2, "gender")});
- check(q, new int[] { 0, 1, 2, 3, 4 });
-
- Spans span = q.getSpans(searcher.getIndexReader());
-
- assertEquals(true, span.next());
- assertEquals(s(0,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(1,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(1,1,2), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(2,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(2,1,2), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(2,2,3), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(3,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(4,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(4,1,2), s(span));
-
- assertEquals(false, span.next());
- }
-
- public void testSpans1() throws Exception {
- SpanQuery q1 = new SpanTermQuery(new Term("first", "sally"));
- SpanQuery q2 = new SpanTermQuery(new Term("first", "james"));
- SpanQuery qA = new SpanOrQuery(new SpanQuery[] { q1, q2 });
- SpanQuery qB = new FieldMaskingSpanQuery(qA, "id");
-
- check(qA, new int[] { 0, 1, 2, 4 });
- check(qB, new int[] { 0, 1, 2, 4 });
-
- Spans spanA = qA.getSpans(searcher.getIndexReader());
- Spans spanB = qB.getSpans(searcher.getIndexReader());
-
- while (spanA.next()) {
- assertTrue("spanB not still going", spanB.next());
- assertEquals("spanA not equal spanB", s(spanA), s(spanB));
- }
- assertTrue("spanB still going even tough spanA is done", !(spanB.next()));
-
- }
-
- public void testSpans2() throws Exception {
- SpanQuery qA1 = new SpanTermQuery(new Term("gender", "female"));
- SpanQuery qA2 = new SpanTermQuery(new Term("first", "james"));
- SpanQuery qA = new SpanOrQuery(new SpanQuery[]
- { qA1, new FieldMaskingSpanQuery(qA2, "gender")});
- SpanQuery qB = new SpanTermQuery(new Term("last", "jones"));
- SpanQuery q = new SpanNearQuery(new SpanQuery[]
- { new FieldMaskingSpanQuery(qA, "id"),
- new FieldMaskingSpanQuery(qB, "id") }, -1, false );
- check(q, new int[] { 0, 1, 2, 3 });
-
- Spans span = q.getSpans(searcher.getIndexReader());
-
- assertEquals(true, span.next());
- assertEquals(s(0,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(1,1,2), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(2,0,1), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(2,2,3), s(span));
-
- assertEquals(true, span.next());
- assertEquals(s(3,0,1), s(span));
-
- assertEquals(false, span.next());
- }
-
- public String s(Spans span) {
- return s(span.doc(), span.start(), span.end());
- }
- public String s(int doc, int start, int end) {
- return "s(" + doc + "," + start + "," + end +")";
- }
-
-}