--- /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 +")";
+ }
+
+}
fnp / pylucene.git / blobdiff