| /* |
| * 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.tika.utils; |
| |
| import junit.framework.TestCase; |
| |
| public class CharsetUtilsTest extends TestCase { |
| |
| public void testInvalidCharset() { |
| assertFalse(CharsetUtils.isSupported(" utf-8")); |
| assertFalse(CharsetUtils.isSupported("my charset name")); |
| assertFalse(CharsetUtils.isSupported("charset1; charset2")); |
| assertFalse(CharsetUtils.isSupported(null)); |
| assertFalse(CharsetUtils.isSupported("")); |
| } |
| |
| public void testValidCharset() { |
| assertTrue(CharsetUtils.isSupported("UTF-8")); |
| assertFalse(CharsetUtils.isSupported("bogus")); |
| } |
| |
| public void testCleaningCharsetName() { |
| assertEquals("UTF-8", CharsetUtils.clean("utf-8")); |
| assertEquals(null, CharsetUtils.clean("")); |
| assertEquals(null, CharsetUtils.clean(null)); |
| assertEquals("US-ASCII", CharsetUtils.clean(" us-ascii ")); |
| assertEquals("UTF-8", CharsetUtils.clean("\"utf-8\"")); |
| assertEquals("ISO-8859-1", CharsetUtils.clean("ISO-8859-1, latin1")); |
| } |
| |
| public void testFunkyNames() { |
| assertEquals(null, CharsetUtils.clean("none")); |
| assertEquals(null, CharsetUtils.clean("no")); |
| |
| assertEquals("UTF-8", CharsetUtils.clean("utf-8>")); |
| |
| assertEquals("ISO-8859-1", CharsetUtils.clean("iso-8851-1")); |
| assertEquals("ISO-8859-15", CharsetUtils.clean("8859-15")); |
| |
| assertEquals("windows-1251", CharsetUtils.clean("cp-1251")); |
| assertEquals("windows-1251", CharsetUtils.clean("win1251")); |
| assertEquals("windows-1251", CharsetUtils.clean("WIN-1251")); |
| assertEquals("windows-1251", CharsetUtils.clean("win-1251")); |
| assertEquals("windows-1252", CharsetUtils.clean("Windows")); |
| |
| assertEquals("KOI8-R", CharsetUtils.clean("koi8r")); |
| } |
| |
| } |