| /* |
| * 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.analysis; |
| |
| |
| import java.io.BufferedReader; |
| import java.io.IOException; |
| import java.io.StringReader; |
| |
| import org.apache.lucene.util.LuceneTestCase; |
| |
| public class TestWordlistLoader extends LuceneTestCase { |
| |
| public void testWordlistLoading() throws IOException { |
| String s = "ONE\n two \nthree"; |
| CharArraySet wordSet1 = WordlistLoader.getWordSet(new StringReader(s)); |
| checkSet(wordSet1); |
| CharArraySet wordSet2 = WordlistLoader.getWordSet(new BufferedReader(new StringReader(s))); |
| checkSet(wordSet2); |
| } |
| |
| public void testComments() throws Exception { |
| String s = "ONE\n two \nthree\n#comment"; |
| CharArraySet wordSet1 = WordlistLoader.getWordSet(new StringReader(s), "#"); |
| checkSet(wordSet1); |
| assertFalse(wordSet1.contains("#comment")); |
| assertFalse(wordSet1.contains("comment")); |
| } |
| |
| |
| private void checkSet(CharArraySet wordset) { |
| assertEquals(3, wordset.size()); |
| assertTrue(wordset.contains("ONE")); // case is not modified |
| assertTrue(wordset.contains("two")); // surrounding whitespace is removed |
| assertTrue(wordset.contains("three")); |
| assertFalse(wordset.contains("four")); |
| } |
| |
| /** |
| * Test stopwords in snowball format |
| */ |
| public void testSnowballListLoading() throws IOException { |
| String s = |
| "|comment\n" + // commented line |
| " |comment\n" + // commented line with leading whitespace |
| "\n" + // blank line |
| " \t\n" + // line with only whitespace |
| " |comment | comment\n" + // commented line with comment |
| "ONE\n" + // stopword, in uppercase |
| " two \n" + // stopword with leading/trailing space |
| " three four five \n" + // multiple stopwords |
| "six seven | comment\n"; //multiple stopwords + comment |
| CharArraySet wordset = WordlistLoader.getSnowballWordSet(new StringReader(s)); |
| assertEquals(7, wordset.size()); |
| assertTrue(wordset.contains("ONE")); |
| assertTrue(wordset.contains("two")); |
| assertTrue(wordset.contains("three")); |
| assertTrue(wordset.contains("four")); |
| assertTrue(wordset.contains("five")); |
| assertTrue(wordset.contains("six")); |
| assertTrue(wordset.contains("seven")); |
| } |
| } |