public void TestGetMonthDiffInDays() { Date startDate1 = new Date(27, 2, 2015); Date endDate1 = new Date(7, 12, 2015); Date startDate2 = new Date(27, 3, 2015); Date endDate2 = new Date(30, 3, 2015); Assert.AreEqual(283, DateService.GetMonthDiffInDays(startDate1, endDate1)); Assert.AreEqual(3, DateService.GetMonthDiffInDays(startDate2, endDate2)); }