--- /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 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.FuzzyQuery;
+import org.apache.lucene.search.IndexSearcher;
+import org.apache.lucene.search.Searcher;
+import org.apache.lucene.search.WildcardQuery;
+import org.apache.lucene.store.Directory;
+import org.apache.lucene.util.LuceneTestCase;
+
+/**
+ * Tests for {@link SpanMultiTermQueryWrapper}, wrapping a few MultiTermQueries.
+ */
+public class TestSpanMultiTermQueryWrapper extends LuceneTestCase {
+ private Directory directory;
+ private IndexReader reader;
+ private Searcher searcher;
+
+ @Override
+ public void setUp() throws Exception {
+ super.setUp();
+ directory = newDirectory();
+ RandomIndexWriter iw = new RandomIndexWriter(random, directory);
+ Document doc = new Document();
+ Field field = newField("field", "", Field.Store.NO, Field.Index.ANALYZED);
+ doc.add(field);
+
+ field.setValue("quick brown fox");
+ iw.addDocument(doc);
+ field.setValue("jumps over lazy broun dog");
+ iw.addDocument(doc);
+ field.setValue("jumps over extremely very lazy broxn dog");
+ iw.addDocument(doc);
+ reader = iw.getReader();
+ iw.close();
+ searcher = newSearcher(reader);
+ }
+
+ @Override
+ public void tearDown() throws Exception {
+ searcher.close();
+ reader.close();
+ directory.close();
+ super.tearDown();
+ }
+
+ public void testWildcard() throws Exception {
+ WildcardQuery wq = new WildcardQuery(new Term("field", "bro?n"));
+ SpanQuery swq = new SpanMultiTermQueryWrapper<WildcardQuery>(wq);
+ // will only match quick brown fox
+ SpanFirstQuery sfq = new SpanFirstQuery(swq, 2);
+ assertEquals(1, searcher.search(sfq, 10).totalHits);
+ }
+
+ public void testPrefix() throws Exception {
+ WildcardQuery wq = new WildcardQuery(new Term("field", "extrem*"));
+ SpanQuery swq = new SpanMultiTermQueryWrapper<WildcardQuery>(wq);
+ // will only match "jumps over extremely very lazy broxn dog"
+ SpanFirstQuery sfq = new SpanFirstQuery(swq, 3);
+ assertEquals(1, searcher.search(sfq, 10).totalHits);
+ }
+
+ public void testFuzzy() throws Exception {
+ FuzzyQuery fq = new FuzzyQuery(new Term("field", "broan"));
+ SpanQuery sfq = new SpanMultiTermQueryWrapper<FuzzyQuery>(fq);
+ // will not match quick brown fox
+ SpanPositionRangeQuery sprq = new SpanPositionRangeQuery(sfq, 3, 6);
+ assertEquals(2, searcher.search(sprq, 10).totalHits);
+ }
+
+ public void testFuzzy2() throws Exception {
+ // maximum of 1 term expansion
+ FuzzyQuery fq = new FuzzyQuery(new Term("field", "broan"), 0.5f, 0, 1);
+ SpanQuery sfq = new SpanMultiTermQueryWrapper<FuzzyQuery>(fq);
+ // will only match jumps over lazy broun dog
+ SpanPositionRangeQuery sprq = new SpanPositionRangeQuery(sfq, 0, 100);
+ assertEquals(1, searcher.search(sprq, 10).totalHits);
+ }
+}