/* * 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.codec.net; import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertNull; import static org.junit.Assert.fail; import java.nio.charset.UnsupportedCharsetException; import org.apache.commons.codec.CharEncoding; import org.apache.commons.codec.DecoderException; import org.apache.commons.codec.EncoderException; import org.junit.Test; /** * Quoted-printable codec test cases * * @version $Id: BCodecTest.java 1429868 2013-01-07 16:08:05Z ggregory $ */ public class BCodecTest { static final int SWISS_GERMAN_STUFF_UNICODE[] = { 0x47, 0x72, 0xFC, 0x65, 0x7A, 0x69, 0x5F, 0x7A, 0xE4, 0x6D, 0xE4 }; static final int RUSSIAN_STUFF_UNICODE[] = { 0x412, 0x441, 0x435, 0x43C, 0x5F, 0x43F, 0x440, 0x438, 0x432, 0x435, 0x442 }; private String constructString(final int[] unicodeChars) { final StringBuilder buffer = new StringBuilder(); if (unicodeChars != null) { for (final int unicodeChar : unicodeChars) { buffer.append((char) unicodeChar); } } return buffer.toString(); } @Test public void testNullInput() throws Exception { final BCodec bcodec = new BCodec(); assertNull(bcodec.doDecoding(null)); assertNull(bcodec.doEncoding(null)); } @Test public void testUTF8RoundTrip() throws Exception { final String ru_msg = constructString(RUSSIAN_STUFF_UNICODE); final String ch_msg = constructString(SWISS_GERMAN_STUFF_UNICODE); final BCodec bcodec = new BCodec(CharEncoding.UTF_8); assertEquals("=?UTF-8?B?0JLRgdC10Lxf0L/RgNC40LLQtdGC?=", bcodec.encode(ru_msg)); assertEquals("=?UTF-8?B?R3LDvGV6aV96w6Rtw6Q=?=", bcodec.encode(ch_msg)); assertEquals(ru_msg, bcodec.decode(bcodec.encode(ru_msg))); assertEquals(ch_msg, bcodec.decode(bcodec.encode(ch_msg))); } @Test public void testBasicEncodeDecode() throws Exception { final BCodec bcodec = new BCodec(); final String plain = "Hello there"; final String encoded = bcodec.encode(plain); assertEquals("Basic B encoding test", "=?UTF-8?B?SGVsbG8gdGhlcmU=?=", encoded); assertEquals("Basic B decoding test", plain, bcodec.decode(encoded)); } @Test public void testEncodeDecodeNull() throws Exception { final BCodec bcodec = new BCodec(); assertNull("Null string B encoding test", bcodec.encode((String) null)); assertNull("Null string B decoding test", bcodec.decode((String) null)); } @Test public void testEncodeStringWithNull() throws Exception { final BCodec bcodec = new BCodec(); final String test = null; final String result = bcodec.encode(test, "charset"); assertEquals("Result should be null", null, result); } @Test public void testDecodeStringWithNull() throws Exception { final BCodec bcodec = new BCodec(); final String test = null; final String result = bcodec.decode(test); assertEquals("Result should be null", null, result); } @Test public void testEncodeObjects() throws Exception { final BCodec bcodec = new BCodec(); final String plain = "what not"; final String encoded = (String) bcodec.encode((Object) plain); assertEquals("Basic B encoding test", "=?UTF-8?B?d2hhdCBub3Q=?=", encoded); final Object result = bcodec.encode((Object) null); assertEquals("Encoding a null Object should return null", null, result); try { final Object dObj = new Double(3.0); bcodec.encode(dObj); fail("Trying to url encode a Double object should cause an exception."); } catch (final EncoderException ee) { // Exception expected, test segment passes. } } @Test(expected=UnsupportedCharsetException.class) public void testInvalidEncoding() { new BCodec("NONSENSE"); } @Test public void testDecodeObjects() throws Exception { final BCodec bcodec = new BCodec(); final String decoded = "=?UTF-8?B?d2hhdCBub3Q=?="; final String plain = (String) bcodec.decode((Object) decoded); assertEquals("Basic B decoding test", "what not", plain); final Object result = bcodec.decode((Object) null); assertEquals("Decoding a null Object should return null", null, result); try { final Object dObj = new Double(3.0); bcodec.decode(dObj); fail("Trying to url encode a Double object should cause an exception."); } catch (final DecoderException ee) { // Exception expected, test segment passes. } } }