/*
* 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 junit.framework.TestCase;
import org.apache.commons.codec.DecoderException;
import org.apache.commons.codec.EncoderException;
import org.apache.commons.codec.CharEncoding;
/**
* Quoted-printable codec test cases
*
* @author <a href="mailto:oleg@ural.ru">Oleg Kalnichevski</a>
* @version $Id: BCodecTest.java 797857 2009-07-25 23:43:33Z ggregory $
*/
public class BCodecTest extends TestCase {
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 };
public BCodecTest(String name) {
super(name);
}
private String constructString(int[] unicodeChars) {
StringBuffer buffer = new StringBuffer();
if (unicodeChars != null) {
for (int i = 0; i < unicodeChars.length; i++) {
buffer.append((char) unicodeChars[i]);
}
}
return buffer.toString();
}
public void testNullInput() throws Exception {
BCodec bcodec = new BCodec();
assertNull(bcodec.doDecoding(null));
assertNull(bcodec.doEncoding(null));
}
public void testUTF8RoundTrip() throws Exception {
String ru_msg = constructString(RUSSIAN_STUFF_UNICODE);
String ch_msg = constructString(SWISS_GERMAN_STUFF_UNICODE);
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)));
}
public void testBasicEncodeDecode() throws Exception {
BCodec bcodec = new BCodec();
String plain = "Hello there";
String encoded = bcodec.encode(plain);
assertEquals("Basic B encoding test", "=?UTF-8?B?SGVsbG8gdGhlcmU=?=", encoded);
assertEquals("Basic B decoding test", plain, bcodec.decode(encoded));
}
public void testEncodeDecodeNull() throws Exception {
BCodec bcodec = new BCodec();
assertNull("Null string B encoding test", bcodec.encode((String) null));
assertNull("Null string B decoding test", bcodec.decode((String) null));
}
public void testEncodeStringWithNull() throws Exception {
BCodec bcodec = new BCodec();
String test = null;
String result = bcodec.encode(test, "charset");
assertEquals("Result should be null", null, result);
}
public void testDecodeStringWithNull() throws Exception {
BCodec bcodec = new BCodec();
String test = null;
String result = bcodec.decode(test);
assertEquals("Result should be null", null, result);
}
public void testEncodeObjects() throws Exception {
BCodec bcodec = new BCodec();
String plain = "what not";
String encoded = (String) bcodec.encode((Object) plain);
assertEquals("Basic B encoding test", "=?UTF-8?B?d2hhdCBub3Q=?=", encoded);
Object result = bcodec.encode((Object) null);
assertEquals("Encoding a null Object should return null", null, result);
try {
Object dObj = new Double(3.0);
bcodec.encode(dObj);
fail("Trying to url encode a Double object should cause an exception.");
} catch (EncoderException ee) {
// Exception expected, test segment passes.
}
}
public void testInvalidEncoding() {
BCodec bcodec = new BCodec("NONSENSE");
try {
bcodec.encode("Hello there!");
fail("We set the encoding to a bogus NONSENSE value, this shouldn't have worked.");
} catch (EncoderException ee) {
// Exception expected, test segment passes.
}
try {
bcodec.decode("=?NONSENSE?B?Hello there!?=");
fail("We set the encoding to a bogus NONSENSE value, this shouldn't have worked.");
} catch (DecoderException ee) {
// Exception expected, test segment passes.
}
}
public void testDecodeObjects() throws Exception {
BCodec bcodec = new BCodec();
String decoded = "=?UTF-8?B?d2hhdCBub3Q=?=";
String plain = (String) bcodec.decode((Object) decoded);
assertEquals("Basic B decoding test", "what not", plain);
Object result = bcodec.decode((Object) null);
assertEquals("Decoding a null Object should return null", null, result);
try {
Object dObj = new Double(3.0);
bcodec.decode(dObj);
fail("Trying to url encode a Double object should cause an exception.");
} catch (DecoderException ee) {
// Exception expected, test segment passes.
}
}
}