001    /*
002     * Licensed to the Apache Software Foundation (ASF) under one or more
003     * contributor license agreements.  See the NOTICE file distributed with
004     * this work for additional information regarding copyright ownership.
005     * The ASF licenses this file to You under the Apache License, Version 2.0
006     * (the "License"); you may not use this file except in compliance with
007     * the License.  You may obtain a copy of the License at
008     *
009     *      http://www.apache.org/licenses/LICENSE-2.0
010     *
011     * Unless required by applicable law or agreed to in writing, software
012     * distributed under the License is distributed on an "AS IS" BASIS,
013     * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014     * See the License for the specific language governing permissions and
015     * limitations under the License.
016     */
017    
018    package org.apache.commons.codec;
019    
020    import java.nio.charset.Charset;
021    
022    import org.junit.Assert;
023    
024    import org.junit.Test;
025    
026    /**
027     * Sanity checks for {@link Charsets}.
028     *
029     * @version $Id: CharsetsTest.html 889935 2013-12-11 05:05:13Z ggregory $
030     */
031    public class CharsetsTest {
032    
033        @Test
034        public void testToCharset() {
035            Assert.assertEquals(Charset.defaultCharset(), Charsets.toCharset((String) null));
036            Assert.assertEquals(Charset.defaultCharset(), Charsets.toCharset((Charset) null));
037            Assert.assertEquals(Charset.defaultCharset(), Charsets.toCharset(Charset.defaultCharset()));
038            Assert.assertEquals(Charset.forName("UTF-8"), Charsets.toCharset(Charset.forName("UTF-8")));
039        }
040    
041        @Test
042        public void testIso8859_1() {
043            Assert.assertEquals("ISO-8859-1", Charsets.ISO_8859_1.name());
044        }
045    
046        @Test
047        public void testUsAscii() {
048            Assert.assertEquals("US-ASCII", Charsets.US_ASCII.name());
049        }
050    
051        @Test
052        public void testUtf16() {
053            Assert.assertEquals("UTF-16", Charsets.UTF_16.name());
054        }
055    
056        @Test
057        public void testUtf16Be() {
058            Assert.assertEquals("UTF-16BE", Charsets.UTF_16BE.name());
059        }
060    
061        @Test
062        public void testUtf16Le() {
063            Assert.assertEquals("UTF-16LE", Charsets.UTF_16LE.name());
064        }
065    
066        @Test
067        public void testUtf8() {
068            Assert.assertEquals("UTF-8", Charsets.UTF_8.name());
069        }
070    
071    }