for (Item item : this) {
                if (buffer.length() > 1) {
                    buffer.append(", ");
                }
                if (item instanceof ListItem listItem) {
                    buffer.append(listItem.toListString());
                } else {
                    buffer.append(item);
                }
            }
            buffer.append("]");
            return buffer.toString();

        // Verify deletion
        protwordsFile.reload(null);
        PagingList<ProtwordsItem> list = protwordsFile.selectList(0, 100);
        for (ProtwordsItem listItem : list) {
            assertFalse("test1".equals(listItem.getInput()));
        }
    }

    public void test_reload_withIOException() {
        // This test verifies error handling during reload