validate(form, messages -> {}, this::asListHtml);
        verifyToken(this::asListHtml);
        final String fileName = form.bulkFile.getFileName();
        final File tempFile = ComponentUtil.getSystemHelper().createTempFile("fess_restore_", ".tmp");
        try (final InputStream in = form.bulkFile.getInputStream(); final OutputStream out = new FileOutputStream(tempFile)) {
            CopyUtil.copy(in, out);

        String bulkLine = SuggestUtil.createBulkLine("test_index", "_doc", item);
        assertNotNull(bulkLine);
        assertTrue(bulkLine.contains("test_index"));
        assertTrue(bulkLine.contains("_doc"));
        assertTrue(bulkLine.contains("test text"));
        assertTrue(bulkLine.contains("reading1"));
        assertTrue(bulkLine.contains("reading2"));
    }