/*
* Copyright 2014 TORCH GmbH
*
* Licensed 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.graylog2.gelfclient.encoder;
import io.netty.buffer.ByteBuf;
import io.netty.buffer.ByteBufInputStream;
import io.netty.buffer.Unpooled;
import io.netty.channel.embedded.EmbeddedChannel;
import org.testng.annotations.Test;
import java.nio.charset.StandardCharsets;
import java.util.zip.GZIPInputStream;
import static org.testng.Assert.assertEquals;
import static org.testng.Assert.assertTrue;
public class GelfCompressionEncoderTest {
@Test
public void testEncode() throws Exception {
final EmbeddedChannel channel = new EmbeddedChannel(new GelfCompressionEncoder());
final String message = "Test string";
assertTrue(channel.writeOutbound(Unpooled.wrappedBuffer(message.getBytes(StandardCharsets.UTF_8))));
assertTrue(channel.finish());
final ByteBufInputStream byteBufInputStream = new ByteBufInputStream((ByteBuf) channel.readOutbound());
final GZIPInputStream gzipInputStream = new GZIPInputStream(byteBufInputStream);
byte[] bytes = new byte[message.length()];
assertEquals(message.length(), gzipInputStream.read(bytes, 0, message.length()));
assertEquals(message, new String(bytes, StandardCharsets.UTF_8));
}
}