System.Globalization.TaiwanCalendar.GetWeekOfYear C# (CSharp) Method

        public override int GetWeekOfYear(DateTime time, CalendarWeekRule rule, DayOfWeek firstDayOfWeek)
        {
            return (helper.GetWeekOfYear(time, rule, firstDayOfWeek));
        }

        public void PosTest1()
        {
            System.Globalization.Calendar tc = new TaiwanCalendar();
            Random rand = new Random(-55);
            int year = rand.Next(tc.MinSupportedDateTime.Year, tc.MaxSupportedDateTime.Year - 1911);
            int month = rand.Next(1, 12);
            int day;
            if (tc.IsLeapYear(year))
            {
                day = rand.Next(1, _DAYS_PER_MONTHS_IN_LEAP_YEAR[month] + 1);
            }
            else
            {
                day = rand.Next(1, _DAYS_PER_MONTHS_IN_NO_LEAP_YEAR[month] + 1);
            }
            DateTime dt = new DateTime(year, month, day);

            for (int i = 0; i < 7; i++)
            {
                for (int j = 0; j < 3; j++)
                {
                    int actualWeek = getWeekOfYear(dt, (CalendarWeekRule)j, (DayOfWeek)i);
                    int resultWeek = tc.GetWeekOfYear(dt, (CalendarWeekRule)j, (DayOfWeek)i);
                    Assert.Equal(resultWeek, actualWeek);
                }
            }
        }