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
018package org.apache.commons.codec;
019
020import java.nio.charset.Charset;
021
022import org.junit.Assert;
023
024import org.junit.Test;
025
026/**
027 * Sanity checks for {@link Charsets}.
028 *
029 * @version $Id: CharsetsTest.html 891688 2013-12-24 20:49:46Z ggregory $
030 */
031public 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}