/** Test case for PLXCOMP-220. */
public void testInvalidUidGid() {
final TarArchiveEntry writtenEntry = new TarArchiveEntry("test.java");
writtenEntry.setUserId(-1);
writtenEntry.setGroupId(-1);
final byte[] buffer = new byte[defaultRcdsize()];
writtenEntry.writeEntryHeader(buffer);
final TarArchiveEntry readEntry = new TarArchiveEntry(buffer);
assertEquals(0, readEntry.getUserId());
assertEquals(0, readEntry.getGroupId());
}