| /* |
| * 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.icu; |
| |
| import java.io.Reader; |
| import java.io.StringReader; |
| import java.util.HashMap; |
| import java.util.Map; |
| import org.apache.lucene.analysis.BaseTokenStreamTestCase; |
| import org.apache.lucene.analysis.TokenStream; |
| |
| /** basic tests for {@link ICUTransformFilterFactory} */ |
| public class TestICUTransformFilterFactory extends BaseTokenStreamTestCase { |
| |
| /** ensure the transform is working */ |
| public void test() throws Exception { |
| Reader reader = new StringReader("簡化字"); |
| Map<String, String> args = new HashMap<>(); |
| args.put("id", "Traditional-Simplified"); |
| ICUTransformFilterFactory factory = new ICUTransformFilterFactory(args); |
| TokenStream stream = whitespaceMockTokenizer(reader); |
| stream = factory.create(stream); |
| assertTokenStreamContents(stream, new String[] {"简化字"}); |
| } |
| |
| /** test forward and reverse direction */ |
| public void testForwardDirection() throws Exception { |
| // forward |
| Reader reader = new StringReader("Российская Федерация"); |
| Map<String, String> args = new HashMap<>(); |
| args.put("id", "Cyrillic-Latin"); |
| ICUTransformFilterFactory factory = new ICUTransformFilterFactory(args); |
| TokenStream stream = whitespaceMockTokenizer(reader); |
| stream = factory.create(stream); |
| assertTokenStreamContents(stream, new String[] {"Rossijskaâ", "Federaciâ"}); |
| } |
| |
| public void testReverseDirection() throws Exception { |
| // backward (invokes Latin-Cyrillic) |
| Reader reader = new StringReader("Rossijskaâ Federaciâ"); |
| Map<String, String> args = new HashMap<>(); |
| args.put("id", "Cyrillic-Latin"); |
| args.put("direction", "reverse"); |
| ICUTransformFilterFactory factory = new ICUTransformFilterFactory(args); |
| TokenStream stream = whitespaceMockTokenizer(reader); |
| stream = factory.create(stream); |
| assertTokenStreamContents(stream, new String[] {"Российская", "Федерация"}); |
| } |
| |
| /** Test that bogus arguments result in exception */ |
| public void testBogusArguments() throws Exception { |
| IllegalArgumentException expected = |
| expectThrows( |
| IllegalArgumentException.class, |
| () -> { |
| new ICUTransformFilterFactory( |
| new HashMap<String, String>() { |
| { |
| put("id", "Null"); |
| put("bogusArg", "bogusValue"); |
| } |
| }); |
| }); |
| assertTrue(expected.getMessage().contains("Unknown parameters")); |
| } |
| } |