| /* |
| * 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.commons.io; |
| |
| import static org.junit.jupiter.api.Assertions.assertEquals; |
| |
| import java.nio.charset.Charset; |
| import java.nio.charset.StandardCharsets; |
| import java.util.SortedMap; |
| |
| import org.junit.jupiter.api.Test; |
| |
| /** |
| * Tests {@link Charsets}. |
| * |
| */ |
| @SuppressWarnings("deprecation") // testing deprecated code |
| public class CharsetsTestCase { |
| |
| @Test |
| public void testRequiredCharsets() { |
| final SortedMap<String, Charset> requiredCharsets = Charsets.requiredCharsets(); |
| // test for what we expect to be there as of Java 6 |
| // Make sure the object at the given key is the right one |
| assertEquals(requiredCharsets.get("US-ASCII").name(), "US-ASCII"); |
| assertEquals(requiredCharsets.get("ISO-8859-1").name(), "ISO-8859-1"); |
| assertEquals(requiredCharsets.get("UTF-8").name(), "UTF-8"); |
| assertEquals(requiredCharsets.get("UTF-16").name(), "UTF-16"); |
| assertEquals(requiredCharsets.get("UTF-16BE").name(), "UTF-16BE"); |
| assertEquals(requiredCharsets.get("UTF-16LE").name(), "UTF-16LE"); |
| } |
| |
| @Test |
| public void testIso8859_1() { |
| assertEquals("ISO-8859-1", Charsets.ISO_8859_1.name()); |
| } |
| |
| @Test |
| public void testToCharset() { |
| assertEquals(Charset.defaultCharset(), Charsets.toCharset((String) null)); |
| assertEquals(Charset.defaultCharset(), Charsets.toCharset((Charset) null)); |
| assertEquals(Charset.defaultCharset(), Charsets.toCharset(Charset.defaultCharset())); |
| assertEquals(StandardCharsets.UTF_8, Charsets.toCharset(StandardCharsets.UTF_8)); |
| } |
| |
| @Test |
| public void testUsAscii() { |
| assertEquals("US-ASCII", Charsets.US_ASCII.name()); |
| } |
| |
| @Test |
| public void testUtf16() { |
| assertEquals("UTF-16", Charsets.UTF_16.name()); |
| } |
| |
| @Test |
| public void testUtf16Be() { |
| assertEquals("UTF-16BE", Charsets.UTF_16BE.name()); |
| } |
| |
| @Test |
| public void testUtf16Le() { |
| assertEquals("UTF-16LE", Charsets.UTF_16LE.name()); |
| } |
| |
| @Test |
| public void testUtf8() { |
| assertEquals("UTF-8", Charsets.UTF_8.name()); |
| } |
| |
| } |