| /* |
| * 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. |
| */ |
| package org.apache.lucene.demo; |
| |
| |
| import java.io.ByteArrayOutputStream; |
| import java.io.PrintStream; |
| import java.nio.charset.Charset; |
| import java.nio.file.Path; |
| |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| public class TestDemo extends LuceneTestCase { |
| |
| private void testOneSearch(Path indexPath, String query, int expectedHitCount) throws Exception { |
| PrintStream outSave = System.out; |
| try { |
| ByteArrayOutputStream bytes = new ByteArrayOutputStream(); |
| PrintStream fakeSystemOut = new PrintStream(bytes, false, Charset.defaultCharset().name()); |
| System.setOut(fakeSystemOut); |
| SearchFiles.main(new String[] {"-query", query, "-index", indexPath.toString()}); |
| fakeSystemOut.flush(); |
| String output = bytes.toString(Charset.defaultCharset().name()); // intentionally use default encoding |
| assertTrue("output=" + output, output.contains(expectedHitCount + " total matching documents")); |
| } finally { |
| System.setOut(outSave); |
| } |
| } |
| |
| public void testIndexSearch() throws Exception { |
| Path dir = getDataPath("test-files/docs"); |
| Path indexDir = createTempDir("ContribDemoTest"); |
| IndexFiles.main(new String[] { "-create", "-docs", dir.toString(), "-index", indexDir.toString()}); |
| testOneSearch(indexDir, "apache", 3); |
| testOneSearch(indexDir, "patent", 8); |
| testOneSearch(indexDir, "lucene", 0); |
| testOneSearch(indexDir, "gnu", 6); |
| testOneSearch(indexDir, "derivative", 8); |
| testOneSearch(indexDir, "license", 13); |
| } |
| } |