1 package org.apache.lucene.demo;
4 * Licensed to the Apache Software Foundation (ASF) under one or more
5 * contributor license agreements. See the NOTICE file distributed with
6 * this work for additional information regarding copyright ownership.
7 * The ASF licenses this file to You under the Apache License, Version 2.0
8 * (the "License"); you may not use this file except in compliance with
9 * the License. You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
20 import java.io.ByteArrayOutputStream;
22 import java.io.PrintStream;
24 import org.apache.lucene.util.LuceneTestCase;
25 import org.apache.lucene.util._TestUtil;
27 public class TestDemo extends LuceneTestCase {
29 private void testOneSearch(File indexPath, String query, int expectedHitCount) throws Exception {
30 PrintStream outSave = System.out;
32 ByteArrayOutputStream bytes = new ByteArrayOutputStream();
33 PrintStream fakeSystemOut = new PrintStream(bytes);
34 System.setOut(fakeSystemOut);
35 SearchFiles.main(new String[] {"-query", query, "-index", indexPath.getPath()});
36 fakeSystemOut.flush();
37 String output = bytes.toString(); // intentionally use default encoding
38 assertTrue("output=" + output, output.contains(expectedHitCount + " total matching documents"));
40 System.setOut(outSave);
44 public void testIndexSearch() throws Exception {
45 File dir = getDataFile("test-files/docs");
46 File indexDir = _TestUtil.getTempDir("ContribDemoTest");
47 IndexFiles.main(new String[] { "-create", "-docs", dir.getPath(), "-index", indexDir.getPath()});
48 testOneSearch(indexDir, "apache", 3);
49 testOneSearch(indexDir, "patent", 8);
50 testOneSearch(indexDir, "lucene", 0);
51 testOneSearch(indexDir, "gnu", 6);
52 testOneSearch(indexDir, "derivative", 8);
53 testOneSearch(indexDir, "license", 13);