public void GetEasterMonday()
{
Assert.AreEqual("2000-04-24", CalendarHelper.GetEasterMonday(2000).ToString("yyyy-MM-dd"));
Assert.AreEqual("2001-04-16", CalendarHelper.GetEasterMonday(2001).ToString("yyyy-MM-dd"));
Assert.AreEqual("2002-04-01", CalendarHelper.GetEasterMonday(2002).ToString("yyyy-MM-dd"));
Assert.AreEqual("2003-04-21", CalendarHelper.GetEasterMonday(2003).ToString("yyyy-MM-dd"));
Assert.AreEqual("2004-04-12", CalendarHelper.GetEasterMonday(2004).ToString("yyyy-MM-dd"));
Assert.AreEqual("2005-03-28", CalendarHelper.GetEasterMonday(2005).ToString("yyyy-MM-dd"));
Assert.AreEqual("2006-04-17", CalendarHelper.GetEasterMonday(2006).ToString("yyyy-MM-dd"));
Assert.AreEqual("2007-04-09", CalendarHelper.GetEasterMonday(2007).ToString("yyyy-MM-dd"));
Assert.AreEqual("2008-03-24", CalendarHelper.GetEasterMonday(2008).ToString("yyyy-MM-dd"));
Assert.AreEqual("2009-04-13", CalendarHelper.GetEasterMonday(2009).ToString("yyyy-MM-dd"));
Assert.AreEqual("2010-04-05", CalendarHelper.GetEasterMonday(2010).ToString("yyyy-MM-dd"));
Assert.AreEqual("2011-04-25", CalendarHelper.GetEasterMonday(2011).ToString("yyyy-MM-dd"));
Assert.AreEqual("2012-04-09", CalendarHelper.GetEasterMonday(2012).ToString("yyyy-MM-dd"));
Assert.AreEqual("2013-04-01", CalendarHelper.GetEasterMonday(2013).ToString("yyyy-MM-dd"));
Assert.AreEqual("2014-04-21", CalendarHelper.GetEasterMonday(2014).ToString("yyyy-MM-dd"));
Assert.AreEqual("2015-04-06", CalendarHelper.GetEasterMonday(2015).ToString("yyyy-MM-dd"));
Assert.AreEqual("2016-03-28", CalendarHelper.GetEasterMonday(2016).ToString("yyyy-MM-dd"));
Assert.AreEqual("2017-04-17", CalendarHelper.GetEasterMonday(2017).ToString("yyyy-MM-dd"));
Assert.AreEqual("2018-04-02", CalendarHelper.GetEasterMonday(2018).ToString("yyyy-MM-dd"));
Assert.AreEqual("2019-04-22", CalendarHelper.GetEasterMonday(2019).ToString("yyyy-MM-dd"));
Assert.AreEqual("2020-04-13", CalendarHelper.GetEasterMonday(2020).ToString("yyyy-MM-dd"));
Assert.AreEqual("2021-04-05", CalendarHelper.GetEasterMonday(2021).ToString("yyyy-MM-dd"));
Assert.AreEqual("2022-04-18", CalendarHelper.GetEasterMonday(2022).ToString("yyyy-MM-dd"));
Assert.AreEqual("2023-04-10", CalendarHelper.GetEasterMonday(2023).ToString("yyyy-MM-dd"));
Assert.AreEqual("2024-04-01", CalendarHelper.GetEasterMonday(2024).ToString("yyyy-MM-dd"));
Assert.AreEqual("2025-04-21", CalendarHelper.GetEasterMonday(2025).ToString("yyyy-MM-dd"));
Assert.AreEqual("2000-04-24", CalendarUtils.GetEasterMonday(2000).ToString("yyyy-MM-dd"));
Assert.AreEqual("2001-04-16", CalendarUtils.GetEasterMonday(2001).ToString("yyyy-MM-dd"));
Assert.AreEqual("2002-04-01", CalendarUtils.GetEasterMonday(2002).ToString("yyyy-MM-dd"));
Assert.AreEqual("2003-04-21", CalendarUtils.GetEasterMonday(2003).ToString("yyyy-MM-dd"));
Assert.AreEqual("2004-04-12", CalendarUtils.GetEasterMonday(2004).ToString("yyyy-MM-dd"));
Assert.AreEqual("2005-03-28", CalendarUtils.GetEasterMonday(2005).ToString("yyyy-MM-dd"));
Assert.AreEqual("2006-04-17", CalendarUtils.GetEasterMonday(2006).ToString("yyyy-MM-dd"));
Assert.AreEqual("2007-04-09", CalendarUtils.GetEasterMonday(2007).ToString("yyyy-MM-dd"));
Assert.AreEqual("2008-03-24", CalendarUtils.GetEasterMonday(2008).ToString("yyyy-MM-dd"));
Assert.AreEqual("2009-04-13", CalendarUtils.GetEasterMonday(2009).ToString("yyyy-MM-dd"));
Assert.AreEqual("2010-04-05", CalendarUtils.GetEasterMonday(2010).ToString("yyyy-MM-dd"));
Assert.AreEqual("2011-04-25", CalendarUtils.GetEasterMonday(2011).ToString("yyyy-MM-dd"));
Assert.AreEqual("2012-04-09", CalendarUtils.GetEasterMonday(2012).ToString("yyyy-MM-dd"));
Assert.AreEqual("2013-04-01", CalendarUtils.GetEasterMonday(2013).ToString("yyyy-MM-dd"));
Assert.AreEqual("2014-04-21", CalendarUtils.GetEasterMonday(2014).ToString("yyyy-MM-dd"));
Assert.AreEqual("2015-04-06", CalendarUtils.GetEasterMonday(2015).ToString("yyyy-MM-dd"));
Assert.AreEqual("2016-03-28", CalendarUtils.GetEasterMonday(2016).ToString("yyyy-MM-dd"));
Assert.AreEqual("2017-04-17", CalendarUtils.GetEasterMonday(2017).ToString("yyyy-MM-dd"));
Assert.AreEqual("2018-04-02", CalendarUtils.GetEasterMonday(2018).ToString("yyyy-MM-dd"));
Assert.AreEqual("2019-04-22", CalendarUtils.GetEasterMonday(2019).ToString("yyyy-MM-dd"));
Assert.AreEqual("2020-04-13", CalendarUtils.GetEasterMonday(2020).ToString("yyyy-MM-dd"));
Assert.AreEqual("2021-04-05", CalendarUtils.GetEasterMonday(2021).ToString("yyyy-MM-dd"));
Assert.AreEqual("2022-04-18", CalendarUtils.GetEasterMonday(2022).ToString("yyyy-MM-dd"));
Assert.AreEqual("2023-04-10", CalendarUtils.GetEasterMonday(2023).ToString("yyyy-MM-dd"));
Assert.AreEqual("2024-04-01", CalendarUtils.GetEasterMonday(2024).ToString("yyyy-MM-dd"));
Assert.AreEqual("2025-04-21", CalendarUtils.GetEasterMonday(2025).ToString("yyyy-MM-dd"));
}