| /* |
| * 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; |
| |
| import static org.junit.Assert.*; |
| |
| import java.io.BufferedInputStream; |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.io.InputStream; |
| |
| import org.apache.commons.compress.AbstractTestCase; |
| import org.apache.commons.compress.compressors.snappy.FramedSnappyCompressorInputStream; |
| import org.apache.commons.compress.utils.IOUtils; |
| import org.junit.Test; |
| |
| public final class FramedSnappyTestCase |
| extends AbstractTestCase { |
| |
| @Test |
| public void testDefaultExtraction() throws Exception { |
| testUnarchive(new StreamWrapper<CompressorInputStream>() { |
| @Override |
| public CompressorInputStream wrap(final InputStream is) throws IOException { |
| return new FramedSnappyCompressorInputStream(is); |
| } |
| }); |
| } |
| |
| @Test |
| public void testDefaultExtractionViaFactory() throws Exception { |
| testUnarchive(new StreamWrapper<CompressorInputStream>() { |
| @Override |
| public CompressorInputStream wrap(final InputStream is) throws Exception { |
| return new CompressorStreamFactory() |
| .createCompressorInputStream(CompressorStreamFactory.SNAPPY_FRAMED, |
| is); |
| } |
| }); |
| } |
| |
| @Test |
| public void testDefaultExtractionViaFactoryAutodetection() throws Exception { |
| testUnarchive(new StreamWrapper<CompressorInputStream>() { |
| @Override |
| public CompressorInputStream wrap(final InputStream is) throws Exception { |
| return new CompressorStreamFactory().createCompressorInputStream(is); |
| } |
| }); |
| } |
| |
| private void testUnarchive(final StreamWrapper<CompressorInputStream> wrapper) throws Exception { |
| final File input = getFile("bla.tar.sz"); |
| final File output = new File(dir, "bla.tar"); |
| try (FileInputStream is = new FileInputStream(input)) { |
| // the intermediate BufferedInputStream is there for mark |
| // support in the autodetection test |
| final CompressorInputStream in = wrapper.wrap(new BufferedInputStream(is)); |
| FileOutputStream out = null; |
| try { |
| out = new FileOutputStream(output); |
| IOUtils.copy(in, out); |
| assertEquals(995, in.getBytesRead()); |
| } finally { |
| if (out != null) { |
| out.close(); |
| } |
| in.close(); |
| } |
| } |
| final File original = getFile("bla.tar"); |
| try (FileInputStream written = new FileInputStream(output)) { |
| try (FileInputStream orig = new FileInputStream(original)) { |
| assertArrayEquals(IOUtils.toByteArray(written), |
| IOUtils.toByteArray(orig)); |
| } |
| } |
| } |
| |
| } |