private static int GetfirstDayGridColumnIndex()
{
DateTime displayedDate = DateUtilities.DisplayedDate;
DateTime firstDayOfDisplayedMonth = new DateTime(displayedDate.Year, displayedDate.Month, firstDayNumberInMonth);
int firstDayGridColumnIndex = DateUtilities.GetDayNumberInWeek(firstDayOfDisplayedMonth) - gridColumnIndexOffset;
return(firstDayGridColumnIndex);
}
private void GenerateDayColumnElements()
{
dayColumns = new List <WeekColumn>();
for (int dayNumberInWeek = 1; dayNumberInWeek <= DateUtilities.DaysInWeek; dayNumberInWeek++)
{
DateTime displayedDate = DateUtilities.DisplayedDate;
int displayedDateDayOfWeek = DateUtilities.GetDayNumberInWeek(displayedDate);
int daysFromDisplayedDate = DateUtilities.NegativeMultiplier * displayedDateDayOfWeek + dayNumberInWeek;
DateTime dayColumnDate = displayedDate.AddDays(daysFromDisplayedDate);
WeekColumn weekColumnElement = new WeekColumn(dayColumnDate, dayNumberInWeek, sourceSessionController);
weekColumnElement.SetValue(Grid.ColumnProperty, dayNumberInWeek);
dayColumns.Add(weekColumnElement);
}
}
public void GetDayNumberInWeek_WednesdayDateTime_ReturnsThree()
{
int expectedDayNumber = 3;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aWednesday));
}
public void GetDayNumberInWeek_TuesdayDateTime_ReturnsTwoo()
{
int expectedDayNumber = 2;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aTuesday));
}
public void GetDayNumberInWeek_MondayDateTime_ReturnsOne()
{
int expectedDayNumber = 1;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aMonday));
}
public void GetDayNumberInWeek_SundayDateTime_ReturnsSeven()
{
int expectedDayNumber = 7;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aSunday));
}
public void GetDayNumberInWeek_SaturdayDateTime_ReturnsSix()
{
int expectedDayNumber = 6;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aSaturday));
}
public void GetDayNumberInWeek_FridayDateTime_ReturnsFive()
{
int expectedDayNumber = 5;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aFriday));
}
public void GetDayNumberInWeek_ThursdayDateTime_ReturnsFour()
{
int expectedDayNumber = 4;
Assert.AreEqual(expectedDayNumber, DateUtilities.GetDayNumberInWeek(aThursday));
}