/*
* Copyright 2014 The Netty Project
*
* The Netty Project 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 io.netty.handler.codec.compression;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufInputStream;
import io.netty.buffer.Unpooled;
import io.netty.channel.embedded.EmbeddedChannel;
import org.apache.commons.compress.compressors.bzip2.BZip2CompressorInputStream;
import java.io.InputStream;
import static io.netty.handler.codec.compression.Bzip2Constants.*;
import static org.junit.Assert.*;
public class Bzip2EncoderTest extends AbstractEncoderTest {
@Override
public void initChannel() {
channel = new EmbeddedChannel(new Bzip2Encoder(MIN_BLOCK_SIZE));
}
@Override
protected ByteBuf decompress(ByteBuf compressed, int originalLength) throws Exception {
InputStream is = new ByteBufInputStream(compressed, true);
BZip2CompressorInputStream bzip2Is = null;
byte[] decompressed = new byte[originalLength];
try {
bzip2Is = new BZip2CompressorInputStream(is);
int remaining = originalLength;
while (remaining > 0) {
int read = bzip2Is.read(decompressed, originalLength - remaining, remaining);
if (read > 0) {
remaining -= read;
} else {
break;
}
}
assertEquals(-1, bzip2Is.read());
} finally {
if (bzip2Is != null) {
bzip2Is.close();
} else {
is.close();
}
}
return Unpooled.wrappedBuffer(decompressed);
}
}