| /* |
| * 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.archivers.examples; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.OutputStream; |
| import java.nio.channels.FileChannel; |
| import java.nio.channels.SeekableByteChannel; |
| import java.nio.file.Files; |
| import java.nio.file.StandardOpenOption; |
| |
| import org.apache.commons.compress.AbstractTestCase; |
| import org.apache.commons.compress.archivers.ArchiveEntry; |
| import org.apache.commons.compress.archivers.ArchiveException; |
| import org.apache.commons.compress.archivers.StreamingNotSupportedException; |
| import org.apache.commons.compress.archivers.sevenz.SevenZFile; |
| import org.junit.Assert; |
| import org.junit.Before; |
| import org.junit.Test; |
| |
| import static java.nio.charset.StandardCharsets.*; |
| |
| public class SevenZArchiverTest extends AbstractTestCase { |
| private File target; |
| |
| @Before |
| @Override |
| public void setUp() throws Exception { |
| super.setUp(); |
| final File c = new File(dir, "a/b/c"); |
| c.mkdirs(); |
| try (OutputStream os = Files.newOutputStream(new File(dir, "a/b/d.txt").toPath())) { |
| os.write("Hello, world 1".getBytes(UTF_8)); |
| } |
| try (OutputStream os = Files.newOutputStream(new File(dir, "a/b/c/e.txt").toPath())) { |
| os.write("Hello, world 2".getBytes(UTF_8)); |
| } |
| target = new File(resultDir, "test.7z"); |
| } |
| |
| @Test |
| public void fileVersion() throws IOException, ArchiveException { |
| new Archiver().create("7z", target, dir); |
| verifyContent(); |
| } |
| |
| @Test(expected = StreamingNotSupportedException.class) |
| public void outputStreamVersion() throws IOException, ArchiveException { |
| try (OutputStream os = Files.newOutputStream(target.toPath())) { |
| new Archiver().create("7z", os, dir); |
| } |
| } |
| |
| @Test |
| public void channelVersion() throws IOException, ArchiveException { |
| try (SeekableByteChannel c = FileChannel.open(target.toPath(), StandardOpenOption.WRITE, |
| StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING)) { |
| new Archiver().create("7z", c, dir); |
| } |
| verifyContent(); |
| } |
| |
| // not really a 7z test but I didn't feel like adding a new test just for this |
| @Test(expected = ArchiveException.class) |
| public void unknownFormat() throws IOException, ArchiveException { |
| try (SeekableByteChannel c = FileChannel.open(target.toPath(), StandardOpenOption.WRITE, |
| StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING)) { |
| new Archiver().create("unknown format", c, dir); |
| } |
| } |
| |
| private void verifyContent() throws IOException { |
| try (SevenZFile z = new SevenZFile(target)) { |
| assertDir("a", z.getNextEntry()); |
| assertDir("a/b", z.getNextEntry()); |
| final ArchiveEntry n = z.getNextEntry(); |
| Assert.assertNotNull(n); |
| // File.list may return a/b/c or a/b/d.txt first |
| if (n.getName().endsWith("/")) { |
| assertDir("a/b/c", n); |
| assertHelloWorld("a/b/c/e.txt", "2", z.getNextEntry(), z); |
| assertHelloWorld("a/b/d.txt", "1", z.getNextEntry(), z); |
| } else { |
| assertHelloWorld("a/b/d.txt", "1", n, z); |
| assertDir("a/b/c", z.getNextEntry()); |
| assertHelloWorld("a/b/c/e.txt", "2", z.getNextEntry(), z); |
| } |
| } |
| } |
| |
| private void assertDir(final String expectedName, final ArchiveEntry entry) { |
| Assert.assertNotNull(expectedName + " does not exists", entry); |
| Assert.assertEquals(expectedName + "/", entry.getName()); |
| Assert.assertTrue(expectedName + " is not a directory", entry.isDirectory()); |
| } |
| |
| private void assertHelloWorld(final String expectedName, final String suffix, final ArchiveEntry entry, final SevenZFile z) |
| throws IOException { |
| Assert.assertNotNull(expectedName + " does not exists", entry); |
| Assert.assertEquals(expectedName, entry.getName()); |
| Assert.assertFalse(expectedName + " is a directory", entry.isDirectory()); |
| final byte[] expected = ("Hello, world " + suffix).getBytes(UTF_8); |
| final byte[] actual = new byte[expected.length]; |
| Assert.assertEquals(actual.length, z.read(actual)); |
| Assert.assertEquals(-1, z.read()); |
| Assert.assertArrayEquals(expected, actual); |
| } |
| } |