chain.delete(user);

        assertEquals(1, chain.deleteCalls.size());
        assertEquals(user, chain.deleteCalls.get(0));
    }

    // Test delete with null user
    @Test
    public void test_delete_nullUser() {
        TestAuthenticationChain chain = new TestAuthenticationChain();

        chain.delete(null);

        assertEquals(1, chain.deleteCalls.size());
        assertNull(chain.deleteCalls.get(0));

                                                        </p>
                                                    </div>
                                                    <la:form action="/admin/searchlist/deleteall">
                                                    <div class="modal-footer justify-content-between">
                                                            <la:hidden property="q"/>

        }

        public long getQueryWordsNum() {
            return 30L;
        }
    }

    private static class MockSuggestIndexer {
        public MockSuggestDeleteResponse deleteAll() {
            return new MockSuggestDeleteResponse();
        }

        public MockSuggestDeleteResponse deleteDocumentWords() {
            return new MockSuggestDeleteResponse();
        }

                                                            <button type="submit" class="btn btn-outline-light"
                                                                    name="deleteall"
                                                                    value="<la:message key="labels.joblog_delete_all_link" />">

     *
     * @return HTML response redirecting to the failure URL list page
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteall() {
        verifyToken(this::asListHtml);
        failureUrlService.deleteAll(failureUrlPager);
        failureUrlPager.clear();
        saveInfo(messages -> messages.addSuccessFailureUrlDeleteAll(GLOBAL));
        return redirect(getClass());
    }

    }

    /**
     * Deletes all failure URLs that match the criteria specified in the pager.
     *
     * @param failureUrlPager the pager containing deletion criteria
     */
    public void deleteAll(final FailureUrlPager failureUrlPager) {
        failureUrlBhv.queryDelete(cb -> {
            buildSearchCondition(failureUrlPager, cb);
        });
    }

    /**

                                                                <button type="submit" class="btn btn-outline-light"
                                                                        name="deleteall"
                                                                        value="<la:message key="labels.failure_url_delete_all_link" />">

                                                            <button type="submit" class="btn btn-outline-light"
                                                                    name="deleteall"
                                                                    value="<la:message key="labels.crawling_info_delete_all_link" />">

        @Override
        public void delete(String sessionId) {
            // Do nothing in test
        }

        @Override
        public void deleteAll() {
            // Do nothing in test
        }

        @Override
        public void offerAll(String sessionId, List<OpenSearchUrlQueue> list) {
            // Do nothing in test
        }

    /**
     * Deletes all search log entries.
     *
     * @return HTML response redirecting to the list page after deletion
     */
    @Execute
    @Secured({ ROLE })
    public HtmlResponse deleteall() {
        verifyToken(this::asListHtml);
        searchLogPager.clear();
        // TODO delete logs
        saveInfo(messages -> messages.addSuccessCrawlingInfoDeleteAll(GLOBAL));
        return redirect(getClass());