| /* |
| * 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 |
| * |
| * https://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.tools.tar; |
| |
| import org.junit.Test; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.ByteArrayOutputStream; |
| import java.io.IOException; |
| |
| import static org.junit.Assert.assertEquals; |
| import static org.junit.Assert.assertNull; |
| import static org.junit.Assert.assertTrue; |
| |
| public class TarRoundTripTest { |
| |
| private static final String LONG_NAME |
| = "this/path/name/contains/more/than/one/hundred/characters/in/order/" |
| + "to/test/the/GNU/long/file/name/capability/round/tripped"; |
| |
| /** |
| * test round-tripping long (GNU) entries |
| */ |
| @Test |
| public void testLongRoundTrippingGNU() throws IOException { |
| testLongRoundTripping(TarOutputStream.LONGFILE_GNU); |
| } |
| |
| /** |
| * test round-tripping long (POSIX) entries |
| */ |
| @Test |
| public void testLongRoundTrippingPOSIX() throws IOException { |
| testLongRoundTripping(TarOutputStream.LONGFILE_POSIX); |
| } |
| |
| private void testLongRoundTripping(int mode) throws IOException { |
| TarEntry original = new TarEntry(LONG_NAME); |
| assertTrue("over 100 chars", LONG_NAME.length() > 100); |
| assertEquals("original name", LONG_NAME, original.getName()); |
| |
| |
| ByteArrayOutputStream buff = new ByteArrayOutputStream(); |
| TarOutputStream tos = new TarOutputStream(buff); |
| tos.setLongFileMode(mode); |
| tos.putNextEntry(original); |
| tos.closeEntry(); |
| tos.close(); |
| |
| TarInputStream tis |
| = new TarInputStream(new ByteArrayInputStream(buff.toByteArray())); |
| TarEntry tripped = tis.getNextEntry(); |
| assertEquals("round-tripped name", LONG_NAME, tripped.getName()); |
| assertNull("no more entries", tis.getNextEntry()); |
| tis.close(); |
| } |
| } |