package com.atlassian.core.cron.parser;
   
   import com.atlassian.core.cron.CronEditorBean;
   import com.atlassian.core.util.DateUtils;
   import junit.framework.TestCase;
   
   /**
    *
    */
  public class TestCronExpressionParser extends TestCase
  {
  
      public void testDailySpecOncePerDay()
      {
          String twoAmOncePerDay = "0 0 2 * * *";
          CronExpressionParser cronExpressionParser = new CronExpressionParser(twoAmOncePerDay);
          assertTrue(cronExpressionParser.isDailyMode());
          assertFalse(cronExpressionParser.isDayPerWeekMode());
          assertFalse(cronExpressionParser.isDaysPerMonthMode());
          assertTrue((cronExpressionParser.isValidForEditor()));
          assertEquals(2, cronExpressionParser.getHoursEntry().getRunOnce());
          assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getRunOnceMeridian());
          assertEquals(-1, cronExpressionParser.getHoursEntry().getFrom());
          assertNull(cronExpressionParser.getHoursEntry().getFromMeridian());
          assertEquals(-1, cronExpressionParser.getHoursEntry().getTo());
          assertNull(cronExpressionParser.getHoursEntry().getToMeridian());
          assertEquals(0, cronExpressionParser.getIncrementInMinutes());
      }
  
      public void testDailySpecEvery15MinutesForOneHourOnly()
      {
          String twoAmEvery15Minutes = "0 0/15 2 * * *";
          CronExpressionParser cronExpressionParser = new CronExpressionParser(twoAmEvery15Minutes);
          assertFalse(cronExpressionParser.isDailyMode());
          assertFalse(cronExpressionParser.isDayPerWeekMode());
          assertFalse(cronExpressionParser.isDaysPerMonthMode());
          assertTrue(cronExpressionParser.isAdvancedMode());
  
          // because the cron expression is too complex we dont need to know if its a range because the user can only edit
          // via the advanced tab in the ui.
          assertFalse(cronExpressionParser.isValidForEditor());
  
          final CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
          assertTrue(cronEditorBean.isAdvancedMode());
          assertFalse(cronEditorBean.isDailyMode());
          assertFalse(cronEditorBean.isDayOfWeekOfMonth());
          assertFalse(cronEditorBean.isDayPerWeekMode());
          assertFalse(cronEditorBean.isDaysPerMonthMode());
      }
  
      public void testDailySpecEvery15MinutesForOneHourOnlyUsingRange()
      {
          String twoAmEvery15Minutes = "0 0/15 8-8 * * *";
          CronExpressionParser cronExpressionParser = new CronExpressionParser(twoAmEvery15Minutes);
          assertTrue(cronExpressionParser.isDailyMode());
          assertFalse(cronExpressionParser.isDayPerWeekMode());
          assertFalse(cronExpressionParser.isDaysPerMonthMode());
          assertFalse(cronExpressionParser.isAdvancedMode());
          assertTrue(cronExpressionParser.isValidForEditor());
  
          assertEquals(-1, cronExpressionParser.getHoursEntry().getRunOnce());
          assertNull(cronExpressionParser.getHoursEntry().getRunOnceMeridian());
          assertEquals(8, cronExpressionParser.getHoursEntry().getFrom());
          assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getFromMeridian());
          assertEquals(9, cronExpressionParser.getHoursEntry().getTo());
          assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getToMeridian());
          assertEquals(15, cronExpressionParser.getIncrementInMinutes());
  
          final CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
          assertFalse(cronEditorBean.isAdvancedMode());
          assertTrue(cronEditorBean.isDailyMode());
          assertFalse(cronEditorBean.isDayOfWeekOfMonth());
          assertFalse(cronEditorBean.isDayPerWeekMode());
          assertFalse(cronEditorBean.isDaysPerMonthMode());
      }
  
      public void testDailySpecEveryTwoHoursInRange()
      {
          String oneToFourEveryTwoHours = "0 0 1-4/2 ? * *";
          CronExpressionParser cronExpressionParser = new CronExpressionParser(oneToFourEveryTwoHours);
          assertTrue(cronExpressionParser.isDailyMode());
          assertFalse(cronExpressionParser.isDayPerWeekMode());
          assertFalse(cronExpressionParser.isDaysPerMonthMode());
          assertEquals(120, cronExpressionParser.getIncrementInMinutes());
          assertEquals(-1, cronExpressionParser.getHoursEntry().getRunOnce());
          assertNull(cronExpressionParser.getHoursEntry().getRunOnceMeridian());
          assertEquals(1, cronExpressionParser.getHoursEntry().getFrom());
          assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getFromMeridian());
          assertEquals(5, cronExpressionParser.getHoursEntry().getTo());
          assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getToMeridian());
          assertTrue(cronExpressionParser.isValidForEditor());
          assertFalse(cronExpressionParser.getCronEditorBean().is24HourRange());
      }
  
      public void testDailySpecEveryFifteenMinutesOfEverySecondHourAllDay()
      {
          String everyFiftenMinutesEverySecondHour = "0 0/15 */2 ? * *";
          CronExpressionParser cronExpressionParser = new CronExpressionParser(everyFiftenMinutesEverySecondHour);
          assertFalse(cronExpressionParser.isDailyMode());
         assertFalse(cronExpressionParser.isDayPerWeekMode());
         assertFalse(cronExpressionParser.isDaysPerMonthMode());
         assertTrue(cronExpressionParser.isAdvancedMode());
 
         assertEquals(0, cronExpressionParser.getIncrementInMinutes());
 
         // because the cron expression is too complex we dont need to know if its a range because the user can only edit
         // via the advanced tab in the ui.
         assertFalse(cronExpressionParser.isValidForEditor());
 
         final CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertTrue(cronEditorBean.isAdvancedMode());
         assertFalse(cronEditorBean.isDailyMode());
         assertFalse(cronEditorBean.isDayOfWeekOfMonth());
         assertFalse(cronEditorBean.isDayPerWeekMode());
         assertFalse(cronEditorBean.isDaysPerMonthMode());
     }
 
     public void testDailySpecEveryTwoHoursAllDay()
     {
         String oneToFourEveryTwoHours = "0 0 */2 ? * *";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(oneToFourEveryTwoHours);
         assertTrue(cronExpressionParser.isDailyMode());
         assertFalse(cronExpressionParser.isDayPerWeekMode());
         assertFalse(cronExpressionParser.isDaysPerMonthMode());
         assertEquals(120, cronExpressionParser.getIncrementInMinutes());
         assertEquals(-1, cronExpressionParser.getHoursEntry().getRunOnce());
         assertNull(cronExpressionParser.getHoursEntry().getRunOnceMeridian());
         assertEquals(12, cronExpressionParser.getHoursEntry().getFrom());
         assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getFromMeridian());
         assertEquals(12, cronExpressionParser.getHoursEntry().getTo());
         assertEquals(DateUtils.AM, cronExpressionParser.getHoursEntry().getToMeridian());
         assertTrue(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.getCronEditorBean().is24HourRange());
     }
 
     public void testDailySpecWithInvalidFrequency()
     {
         String oneToFourEveryFiveHours = "0 0 1-4/5 * * *";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(oneToFourEveryFiveHours);
         assertFalse(cronExpressionParser.isValidForEditor());
     }
 
     public void testMonthEntryIsInvalid()
     {
         String everyTwoMonths = "0 10 6 * */2 ?";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(everyTwoMonths);
         assertFalse(cronExpressionParser.isValidForEditor());
     }
 
     public void testDayOfWeekOfMonth()
     {
         String secondMondayOfMonth = "0 30 20 ? * 2#2";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(secondMondayOfMonth);
         assertTrue(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.isDaysPerMonthMode());
         assertTrue(cronExpressionParser.isDayOfWeekOfMonth()); // sub mode
         assertFalse(cronExpressionParser.isDayPerWeekMode());
     }
 
     public void testDaysOfWeekIsValid()
     {
         String everySecondMondayOfTheMonth = "0 0 1 ? * 2#2";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(everySecondMondayOfTheMonth);
         assertTrue(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.isDaysPerMonthMode());
         assertTrue(cronExpressionParser.isDayOfWeekOfMonth()); // sub mode
         assertFalse(cronExpressionParser.isDayPerWeekMode());
     }
 
     public void testInvalidCronStringPassesBackDefaultCronStrings()
     {
         String oneToFourEveryFiveHours = "0 0 1-4/5 * * *";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(oneToFourEveryFiveHours);
         assertFalse(cronExpressionParser.isValidForEditor());
         assertEquals(oneToFourEveryFiveHours, cronExpressionParser.getCronString());
 
         assertTrue(cronExpressionParser.getDaysOfWeekEntry().isValid());
     }
 
     public void testInvalidCronStringGoesToAdvancedMode()
     {
         String oneToFourEveryFiveHours = "0 0 1-4/5 * * *";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(oneToFourEveryFiveHours);
         assertFalse(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.isAdvancedMode());
     }
 
     public void testInvalidCronStringHourContainsComma()
     {
         String atOneTwoAndThree = "0 0 1,2,3 * * *";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(atOneTwoAndThree);
         assertFalse(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.isAdvancedMode());
     }
 
     public void testDayOfMonthIsValid()
     {
         String thirtiethOfEachMonth = "0 0 1 30 * ?";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(thirtiethOfEachMonth);
         assertTrue(cronExpressionParser.isValidForEditor());
         assertTrue(cronExpressionParser.isDaysPerMonthMode());
         assertFalse(cronExpressionParser.isDayOfWeekOfMonth());
         assertFalse(cronExpressionParser.isDayPerWeekMode());
     }
 
     public void testSingleDayOfWeek()
     {
         String everySecondMondayOfTheMonth = "0 0 1 ? * 2";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(everySecondMondayOfTheMonth);
         assertTrue(cronExpressionParser.isValidForEditor());
         assertFalse(cronExpressionParser.isDaysPerMonthMode());
         assertTrue(cronExpressionParser.isDayPerWeekMode());
         assertEquals(1, cronExpressionParser.getHoursEntry().getRunOnce());
         assertNull(cronExpressionParser.getDaysOfWeekEntry().getDayInMonthOrdinal());
         assertEquals("2", cronExpressionParser.getDaysOfWeekEntry().getDaysAsNumbers());
     }
 
     public void testDefaultCronString()
     {
         CronExpressionParser cronExpressionParser = new CronExpressionParser();
         CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertTrue(cronEditorBean.isDailyMode());
     }
 
     public void testEvery3Days()
     {
         CronExpressionParser cronExpressionParser = new CronExpressionParser("0 0 10 1/3 * ?");
         CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertFalse(cronEditorBean.isDailyMode());
         assertFalse(cronEditorBean.isDayPerWeekMode());
         assertFalse(cronEditorBean.isDaysPerMonthMode());
         assertTrue(cronEditorBean.isAdvancedMode());
     }
 
     public void testDaily10am()
     {
         //Note that 0 0 10 * * ? is not the preferred daily form of the generator.
         //The parser should still be able to interpret it as daily however.
         CronExpressionParser cronExpressionParser = new CronExpressionParser("0 0 10 * * ?");
         CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertTrue(cronEditorBean.isDailyMode());
         assertFalse(cronEditorBean.isDayPerWeekMode());
         assertFalse(cronEditorBean.isDaysPerMonthMode());
         assertFalse(cronEditorBean.isAdvancedMode());
     }
 
     public void testSecondsImpliesAdvanced()
     {
 
         String fourtyFourSecsAfterMidnight = "44 0 0 * * ?";
         CronExpressionParser cronExpressionParser = new CronExpressionParser(fourtyFourSecsAfterMidnight);
         CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertFalse(cronEditorBean.isDailyMode());
         assertFalse(cronEditorBean.isDayPerWeekMode());
         assertFalse(cronEditorBean.isDaysPerMonthMode());
         assertTrue(cronEditorBean.isAdvancedMode());
     }
 
     public void testYearIsAdvanced()
     {
         CronExpressionParser cronExpressionParser = new CronExpressionParser("0 0 1 * * ? 2007");
         CronEditorBean cronEditorBean = cronExpressionParser.getCronEditorBean();
         assertFalse(cronEditorBean.isDailyMode());
         assertFalse(cronEditorBean.isDayPerWeekMode());
         assertFalse(cronEditorBean.isDaysPerMonthMode());
         assertTrue(cronEditorBean.isAdvancedMode());
     }
 
 }