private void testZipStreamWithImplodeCompression(final String filename, final String entryName) throws IOException {

        final ZipArchiveInputStream zin = new ZipArchiveInputStream(new FileInputStream(new File(filename)));

        final ZipArchiveEntry entry = zin.getNextZipEntry();

        assertEquals("entry name", entryName, entry.getName());

        assertTrue("entry can't be read", zin.canReadEntryData(entry));

        assertEquals("method", ZipMethod.IMPLODING.getCode(), entry.getMethod());



        final InputStream bio = new BoundedInputStream(zin, entry.getSize());

        

        final ByteArrayOutputStream bout = new ByteArrayOutputStream();

        final CheckedOutputStream out = new CheckedOutputStream(bout, new CRC32());

        IOUtils.copy(bio, out);



        out.flush();



        assertEquals("CRC32", entry.getCrc(), out.getChecksum().getValue());

    }