public void NegTest3()
{
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);
Assert.Throws <ArgumentOutOfRangeException>(() =>
{
tc.GetWeekOfYear(dt, (CalendarWeekRule)3, DayOfWeek.Sunday);
});
Assert.Throws <ArgumentOutOfRangeException>(() =>
{
tc.GetWeekOfYear(dt, (CalendarWeekRule)(-1), DayOfWeek.Sunday);
});
}
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);
}
}
}
/// <summary>
/// 獲取一年中有多少週
/// </summary>
/// <param name="year">年</param>
/// <returns> 獲取一年中有多少週</returns>
public static int GetWeekAmount(int year)
{
DateTime end = new DateTime(year, 12, 31);
TaiwanCalendar tc = new TaiwanCalendar();
return(tc.GetWeekOfYear(end, CalendarWeekRule.FirstDay, DayOfWeek.Monday));
}
public void NegTest1()
{
System.Globalization.Calendar tc = new TaiwanCalendar();
Random rand = new Random(-55);
DateTime dt = tc.MinSupportedDateTime;
dt = dt.AddYears(rand.Next(-1911, -1));
Assert.Throws <ArgumentOutOfRangeException>(() =>
{
tc.GetWeekOfYear(dt, CalendarWeekRule.FirstDay, DayOfWeek.Sunday);
});
}
public void PosTest3()
{
System.Globalization.Calendar tc = new TaiwanCalendar();
DateTime dt = tc.MinSupportedDateTime;
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);
}
}
}
public void PosTest4()
{
System.Globalization.Calendar tc = new TaiwanCalendar();
System.Globalization.Calendar gc = new GregorianCalendar();
Random rand = new Random(-55);
int year = rand.Next(tc.MinSupportedDateTime.Year, tc.MaxSupportedDateTime.Year - 1911);
int month = 12;
int day = 31;
int actualWeek = 53;
DateTime dt = new DateTime(year, month, day);
if (DayOfWeek.Saturday == new DateTime(year, 1, 1).DayOfWeek&& DateTime.IsLeapYear(year))
{
actualWeek = 54;
}
int resultWeek = tc.GetWeekOfYear(dt, CalendarWeekRule.FirstDay, DayOfWeek.Sunday);
Assert.Equal(resultWeek, actualWeek);
}
/// <summary>
/// 獲取某一日期是該年中的第幾週
/// </summary>
/// <param name="dt">日期</param>
/// <returns> 該日期在該年中的周數</returns>
public static int GetWeekOfYear(this DateTime dt)
{
TaiwanCalendar tc = new TaiwanCalendar();
return(tc.GetWeekOfYear(dt, CalendarWeekRule.FirstDay, DayOfWeek.Monday) + (dt.DayOfWeek == DayOfWeek.Sunday ? 1 : 0));
}
