@Override
    public AttributedList<Path> search(final Path workdir, final Filter<Path> regex, final ListProgressListener listener) throws BackgroundException {
        return this.search(workdir, regex, listener, new HostPreferences(session.getHost()).getInteger("sds.listing.chunksize"));
    }
@Test
    public void testSearch() throws Exception {
        final String name = new NFDNormalizer().normalize(String.format("ä%s", new AlphanumericRandomStringService().random())).toString();
        final SDSNodeIdProvider nodeid = new SDSNodeIdProvider(session);
        final Path room = new SDSDirectoryFeature(session, nodeid).mkdir(
            new Path(new AlphanumericRandomStringService().random(), EnumSet.of(Path.Type.directory, Path.Type.volume)), new TransferStatus());
        final Path directory = new SDSDirectoryFeature(session, nodeid).mkdir(new Path(room, new AlphanumericRandomStringService().random(), EnumSet.of(Path.Type.directory)), new TransferStatus());
        final Path file = new SDSTouchFeature(session, nodeid).touch(new Path(directory, name, EnumSet.of(Path.Type.file)), new TransferStatus());
        final SDSSearchFeature feature = new SDSSearchFeature(session, nodeid);
        assertTrue(feature.search(room, new SearchFilter(name), new DisabledListProgressListener(), 1).contains(file));
        assertTrue(feature.search(room, new SearchFilter(StringUtils.substring(name, 2)), new DisabledListProgressListener(), 1).contains(file));
        assertTrue(feature.search(room, new SearchFilter(StringUtils.substring(name, 0, name.length() - 2)), new DisabledListProgressListener(), 1).contains(file));
        assertTrue(feature.search(directory, new SearchFilter(StringUtils.substring(name, 0, name.length() - 2)), new DisabledListProgressListener(), 1).contains(file));
        try {
            assertFalse(feature.search(new Path(room, new AlphanumericRandomStringService().random(), EnumSet.of(Path.Type.directory)), new SearchFilter(name), new DisabledListProgressListener(), 1).contains(file));
            fail();
        }
        catch(NotfoundException e) {
            //
        }
        final Path subdir = new SDSDirectoryFeature(session, nodeid).mkdir(new Path(directory, new AlphanumericRandomStringService().random(), EnumSet.of(Path.Type.directory)), new TransferStatus());
        assertNull(feature.search(subdir, new SearchFilter(name), new DisabledListProgressListener(), 1).find(new SimplePathPredicate(file)));
        final Path filesubdir = new SDSTouchFeature(session, nodeid).touch(new Path(subdir, new AlphanumericRandomStringService().random(), EnumSet.of(Path.Type.file)), new TransferStatus());
        {
            final AttributedList<Path> result = feature.search(directory, new SearchFilter(filesubdir.getName()), new DisabledListProgressListener(), 1);
            assertNotNull(result.find(new SimplePathPredicate(filesubdir)));
            assertEquals(subdir, result.find(new SimplePathPredicate(filesubdir)).getParent());
        }
        new SDSDeleteFeature(session, nodeid).delete(Collections.singletonList(room), new DisabledLoginCallback(), new Delete.DisabledCallback());
    }