assertEquals(2000, intervalControlHelper.getDelay());

        intervalControlHelper.ruleList.clear();

        intervalControlHelper.addIntervalRule("12:15", "12:15", "*", 3000);
        assertEquals(3000, intervalControlHelper.getDelay());

        intervalControlHelper.ruleList.clear();

        intervalControlHelper.addIntervalRule("12:15", "12:15", "3,5", 4000);

(_Please use [discuss.codelibs.org](https://discuss.codelibs.org/c/FessEN/8) before filing a bug._)

**Describe the bug**
A clear and concise description of what the bug is.

**To Reproduce**
Steps to reproduce the behavior:
1. Go to '...'
2. Click on '....'
3. Scroll down to '....'
4. See error

**Expected behavior**
A clear and concise description of what you expected to happen.

**Screenshots**

    @Override
    protected boolean isUseOneTimeContainer() {
        return true;
    }

    @Test
    public void test_maxUsernameLength() throws IOException {
        FessProp.propMap.clear();
        FessConfig fessConfig = new FessConfig.SimpleImpl() {
            @Override
            public Integer getLdapMaxUsernameLengthAsInteger() {
                return Integer.valueOf(-1);
            }
        };

import org.codelibs.fess.unit.UnitFessTestCase;

public class SynonymPagerTest extends UnitFessTestCase {

    public void test_SynonymPager() {
        SynonymPager synonymPager = new SynonymPager();

        synonymPager.clear();
        assertEquals(0, synonymPager.getAllRecordCount());
        assertEquals(0, synonymPager.getAllPageCount());
        assertEquals(false, synonymPager.isExistPrePage());

public class LabelTypePagerTest extends UnitFessTestCase {

    public void test_LabelTypePager() {
        LabelTypePager labelTypePager = new LabelTypePager();

        labelTypePager.clear();
        assertEquals(0, labelTypePager.getAllRecordCount());
        assertEquals(0, labelTypePager.getAllPageCount());
        assertEquals(false, labelTypePager.isExistPrePage());

public class RelatedContentPagerTest extends UnitFessTestCase {

    public void test_RelatedContentPager() {
        RelatedContentPager relatedContentPager = new RelatedContentPager();

        relatedContentPager.clear();
        assertEquals(0, relatedContentPager.getAllRecordCount());
        assertEquals(0, relatedContentPager.getAllPageCount());
        assertEquals(false, relatedContentPager.isExistPrePage());

public class RoleTypePagerTest extends UnitFessTestCase {

    public void test_RoleTypePager() {
        RoleTypePager roleTypePager = new RoleTypePager();

        roleTypePager.clear();
        assertEquals(0, roleTypePager.getAllRecordCount());
        assertEquals(0, roleTypePager.getAllPageCount());
        assertEquals(false, roleTypePager.isExistPrePage());

public class KeyMatchPagerTest extends UnitFessTestCase {

    public void test_KeyMatchPager() {
        KeyMatchPager keyMatchPager = new KeyMatchPager();

        keyMatchPager.clear();
        assertEquals(0, keyMatchPager.getAllRecordCount());
        assertEquals(0, keyMatchPager.getAllPageCount());
        assertEquals(false, keyMatchPager.isExistPrePage());

import org.codelibs.fess.unit.UnitFessTestCase;

public class RolePagerTest extends UnitFessTestCase {

    public void test_RolePager() {
        RolePager rolePager = new RolePager();

        rolePager.clear();
        assertEquals(0, rolePager.getAllRecordCount());
        assertEquals(0, rolePager.getAllPageCount());
        assertEquals(false, rolePager.isExistPrePage());
        assertEquals(false, rolePager.isExistNextPage());

public class SearchLogPagerTest extends UnitFessTestCase {

    public void test_SearchLogPager() {
        SearchLogPager searchLogPager = new SearchLogPager();

        searchLogPager.clear();
        assertEquals(0, searchLogPager.getAllRecordCount());
        assertEquals(0, searchLogPager.getAllPageCount());
        assertEquals(false, searchLogPager.isExistPrePage());