public void TestFormat()
{
DateController d = new DateController();
d.InitializeDaysOfMonth();
string sysDateFormat = CultureInfo.CurrentCulture.DateTimeFormat.ShortDatePattern;
/*
* The date format is based on the system date format, so if my machine is on MDY and
* it is sent a date using DMY the program will treat the date as MDY.
*/
long firstDate = d.CalculateDaysOfADate("6-8-1830");
long secondDate = d.CalculateDaysOfADate("3-11-2018");
//If the system date format is MDY
if (sysDateFormat.Equals("M/d/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 68577);
}
else if (sysDateFormat.Equals("dd/MM/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 68755);
}
else
{
Assert.AreEqual(secondDate - firstDate, -1);
}
}
public void TestDaysDifferenceDMY()
{
/*
* According to Windows Calculator the difference of days between
* February 14, 1770
* and
* March 12, 2018
* is 90606
*/
DateController d = new DateController();
d.InitializeDaysOfMonth();
string sysDateFormat = CultureInfo.CurrentCulture.DateTimeFormat.ShortDatePattern;
/*
* The date format is based on the system date format, so if my machine is on MDY and
* it is sent a date using DMY the program will treat the date as MDY.
*/
long firstDate = d.CalculateDaysOfADate("14/02/1770");
long secondDate = d.CalculateDaysOfADate("12/03/2018");
if (sysDateFormat.Equals("dd/MM/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 90606);
}
else if (sysDateFormat.Equals("M/d/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 737403);
}
}
public void TestDaysDifference()
{
/*
* According to Windows Calculator the difference of days between
* June 8, 1830
* and
* March 11, 2018
* is 68577
*/
DateController d = new DateController();
d.InitializeDaysOfMonth();
/*
* The date format is based on the system date format, so if my machine is on MDY and
* it is sent a date using DMY the program will treat the date as MDY.
*/
long firstDate = d.CalculateDaysOfADate("29/02/2018");
long secondDate = d.CalculateDaysOfADate("3/11/2018");
string sysDateFormat = CultureInfo.CurrentCulture.DateTimeFormat.ShortDatePattern;
//If the system date format is MDY
if (sysDateFormat.Equals("M/d/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 68577);
}
else if (sysDateFormat.Equals("dd/MM/yyyy"))
{
Assert.AreEqual(secondDate - firstDate, 68755);
}
else
{
Assert.AreEqual(secondDate - firstDate, -1);
}
}
private void CalculateButton_Click(object sender, EventArgs e)
{
long finalResult;
long daysOfFirstDate = controller.CalculateDaysOfADate(FirstDate.Text);
long daysOfSecondDate = controller.CalculateDaysOfADate(SecondDate.Text);
//If the function CalculateDaysOfADate returns -1 the date is not on a valid format
if (daysOfFirstDate.Equals(-1))
{
MessageBox.Show("Initial date is not on a valid format", "Date Format");
return;
}
if (daysOfSecondDate.Equals(-1))
{
MessageBox.Show("Final date is not on a valid format", "Date Format");
return;
}
//Validate (if firstDate is smaller than secondDate)
if (daysOfFirstDate > daysOfSecondDate)
{
MessageBox.Show("Inital date needs to be smaller than final date", "Invalid");
}
else
{
finalResult = (daysOfSecondDate - daysOfFirstDate) / 86400;
ResultText.Text = finalResult.ToString() + " days";
}
}
public void TestInvalidString()
{
DateController d = new DateController();
long t = d.CalculateDaysOfADate("140589");
Assert.AreEqual(-1, t);
}
