| /* |
| * 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.compress.compressors.lz4; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| |
| import org.apache.commons.compress.AbstractTestCase; |
| import org.apache.commons.compress.compressors.CompressorStreamFactory; |
| import org.apache.commons.compress.utils.IOUtils; |
| import org.junit.Assert; |
| import org.junit.Test; |
| |
| public class FactoryTest extends AbstractTestCase { |
| |
| @Test |
| public void frameRoundtripViaFactory() throws Exception { |
| roundtripViaFactory(CompressorStreamFactory.getLZ4Framed()); |
| } |
| |
| @Test |
| public void blockRoundtripViaFactory() throws Exception { |
| roundtripViaFactory(CompressorStreamFactory.getLZ4Block()); |
| } |
| |
| private void roundtripViaFactory(String format) throws Exception { |
| File input = getFile("bla.tar"); |
| long start = System.currentTimeMillis(); |
| final File outputSz = new File(dir, input.getName() + "." + format + ".lz4"); |
| try (FileInputStream is = new FileInputStream(input); |
| FileOutputStream os = new FileOutputStream(outputSz); |
| OutputStream los = new CompressorStreamFactory().createCompressorOutputStream(format, os)) { |
| IOUtils.copy(is, los); |
| } |
| System.err.println(input.getName() + " written, uncompressed bytes: " + input.length() |
| + ", compressed bytes: " + outputSz.length() + " after " + (System.currentTimeMillis() - start) + "ms"); |
| start = System.currentTimeMillis(); |
| try (FileInputStream is = new FileInputStream(input); |
| InputStream sis = new CompressorStreamFactory() |
| .createCompressorInputStream(format, new FileInputStream(outputSz))) { |
| byte[] expected = IOUtils.toByteArray(is); |
| byte[] actual = IOUtils.toByteArray(sis); |
| Assert.assertArrayEquals(expected, actual); |
| } |
| System.err.println(outputSz.getName() + " read after " + (System.currentTimeMillis() - start) + "ms"); |
| } |
| } |