1 files changed, 74 insertions, 0 deletions
diff --git a/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/tar/TarRoundTripTest.java b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/tar/TarRoundTripTest.java
new file mode 100644
index 00000000..98e6378d
--- /dev/null
+++ b/framework/src/ant/apache-ant-1.9.6/src/tests/junit/org/apache/tools/tar/TarRoundTripTest.java
@@ -0,0 +1,74 @@
+/*
+ *  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.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();
+    }
+}
+
+