public void spssConvertDate()
{
const double expectedDate = 12598070400.0;
double spssDate;
SpssSafeWrapper.spssConvertDate(1, 1, 1982, out spssDate);
Assert.Equal(expectedDate, spssDate);
}
private static double ConvertDateTimeToDouble(DateTime value)
{
double d, t = 0;
SpssSafeWrapper.spssConvertDate(value.Day, value.Month, value.Year, out d);
double seconds = (double)(value.Second) + (value.Millisecond / 1000.0);
SpssSafeWrapper.spssConvertTimeImpl(0, value.Hour, value.Minute, seconds, out t);
double total = d + t;
return(total);
}