<div class="col-sm-12">
                                        <table class="table table-bordered table-striped" aria-label="<la:message key="labels.duplicate_host_list" />">
                                            <thead>
                                            <tr>
                                                <th><la:message key="labels.regular_name"/></th>

        assertNotNull(helper.duplicateHostList);
        assertEquals(1, helper.duplicateHostList.size());
        assertEquals("www.test.com", helper.duplicateHostList.get(0).getRegularName());
    }

    @Test
    public void test_add_withNullList() {
        DuplicateHostHelper helper = new DuplicateHostHelper();
        helper.duplicateHostList = null;

        }
    }

    /**
     * Sets the list of duplicate host rules.
     *
     * @param duplicateHostList the list of duplicate host rules to use
     */
    public void setDuplicateHostList(final List<DuplicateHost> duplicateHostList) {
        this.duplicateHostList = duplicateHostList;
    }

    /**
     * Adds a new duplicate host rule to the list.
     * Initializes the list if it doesn't exist.

        final PagingResultBean<DuplicateHost> duplicateHostList = duplicateHostBhv.selectPage(cb -> {
            cb.paging(duplicateHostPager.getPageSize(), duplicateHostPager.getCurrentPageNumber());
            setupListCondition(cb, duplicateHostPager);
        });

        // update pager
        BeanUtil.copyBeanToBean(duplicateHostList, duplicateHostPager, option -> option.include(Constants.PAGER_CONVERSION_RULE));