pylucene 3.5.0-3
[pylucene.git] / lucene-java-3.5.0 / lucene / backwards / src / test / org / apache / lucene / search / TestPrefixQuery.java
diff --git a/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/search/TestPrefixQuery.java b/lucene-java-3.5.0/lucene/backwards/src/test/org/apache/lucene/search/TestPrefixQuery.java
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+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.store.Directory;
+import org.apache.lucene.util.LuceneTestCase;
+import org.apache.lucene.index.IndexReader;
+import org.apache.lucene.index.RandomIndexWriter;
+import org.apache.lucene.index.Term;
+import org.apache.lucene.document.Document;
+import org.apache.lucene.document.Field;
+
+/**
+ * Tests {@link PrefixQuery} class.
+ *
+ */
+public class TestPrefixQuery extends LuceneTestCase {
+  public void testPrefixQuery() throws Exception {
+    Directory directory = newDirectory();
+
+    String[] categories = new String[] {"/Computers",
+                                        "/Computers/Mac",
+                                        "/Computers/Windows"};
+    RandomIndexWriter writer = new RandomIndexWriter(random, directory);
+    for (int i = 0; i < categories.length; i++) {
+      Document doc = new Document();
+      doc.add(newField("category", categories[i], Field.Store.YES, Field.Index.NOT_ANALYZED));
+      writer.addDocument(doc);
+    }
+    IndexReader reader = writer.getReader();
+
+    PrefixQuery query = new PrefixQuery(new Term("category", "/Computers"));
+    IndexSearcher searcher = newSearcher(reader);
+    ScoreDoc[] hits = searcher.search(query, null, 1000).scoreDocs;
+    assertEquals("All documents in /Computers category and below", 3, hits.length);
+
+    query = new PrefixQuery(new Term("category", "/Computers/Mac"));
+    hits = searcher.search(query, null, 1000).scoreDocs;
+    assertEquals("One in /Computers/Mac", 1, hits.length);
+    writer.close();
+    searcher.close();
+    reader.close();
+    directory.close();
+  }
+}