/**
* @internal
* @param int
* @return int
*/
public static function getWeekRangeInt($wby)
{
$date = LocalDate::of($wby, 1, 1);
// 53 weeks if standard year starts on Thursday, or Wed in a leap year
if ($date->getDayOfWeek() == DayOfWeek::THURSDAY() || $date->getDayOfWeek() == DayOfWeek::WEDNESDAY() && $date->isLeapYear()) {
return 53;
}
return 52;
}
public function test_toString()
{
$this->assertEquals(DayOfWeek::MONDAY()->__toString(), "MONDAY");
$this->assertEquals(DayOfWeek::TUESDAY()->__toString(), "TUESDAY");
$this->assertEquals(DayOfWeek::WEDNESDAY()->__toString(), "WEDNESDAY");
$this->assertEquals(DayOfWeek::THURSDAY()->__toString(), "THURSDAY");
$this->assertEquals(DayOfWeek::FRIDAY()->__toString(), "FRIDAY");
$this->assertEquals(DayOfWeek::SATURDAY()->__toString(), "SATURDAY");
$this->assertEquals(DayOfWeek::SUNDAY()->__toString(), "SUNDAY");
}
/**
* @group long
*/
public function test_loop()
{
// loop round at least one 400 $year cycle, including before 1970
$date = LocalDate::of(1960, 1, 5);
// Tuseday of $week 1 1960
$year = 1960;
$wby = 1960;
$weekLen = 52;
$week = 1;
while ($date->getYear() < 2400) {
$loopDow = $date->getDayOfWeek();
if ($date->getYear() != $year) {
$year = $date->getYear();
}
if ($loopDow == DayOfWeek::MONDAY()) {
$week++;
if ($week == 53 && $weekLen == 52 || $week == 54) {
$week = 1;
$firstDayOfWeekBasedYear = $date->plusDays(14)->withDayOfYear(1);
$firstDay = $firstDayOfWeekBasedYear->getDayOfWeek();
$weekLen = $firstDay == DayOfWeek::THURSDAY() || $firstDay == DayOfWeek::WEDNESDAY() && $firstDayOfWeekBasedYear->isLeapYear() ? 53 : 52;
$wby++;
}
}
$this->assertEquals(IsoFields::WEEK_OF_WEEK_BASED_YEAR()->rangeRefinedBy($date), ValueRange::of(1, $weekLen), "Failed on " . $date . " " . $date->getDayOfWeek());
$this->assertEquals(IsoFields::WEEK_OF_WEEK_BASED_YEAR()->getFrom($date), $week, "Failed on " . $date . " " . $date->getDayOfWeek());
$this->assertEquals($date->get(IsoFields::WEEK_OF_WEEK_BASED_YEAR()), $week, "Failed on " . $date . " " . $date->getDayOfWeek());
$this->assertEquals(IsoFields::WEEK_BASED_YEAR()->getFrom($date), $wby, "Failed on " . $date . " " . $date->getDayOfWeek());
$this->assertEquals($date->get(IsoFields::WEEK_BASED_YEAR()), $wby, "Failed on " . $date . " " . $date->getDayOfWeek());
$date = $date->plusDays(1);
}
}
function data_week()
{
return [[LocalDate::of(1969, 12, 29), DayOfWeek::MONDAY(), 1, 1970], [LocalDate::of(2012, 12, 23), DayOfWeek::SUNDAY(), 51, 2012], [LocalDate::of(2012, 12, 24), DayOfWeek::MONDAY(), 52, 2012], [LocalDate::of(2012, 12, 27), DayOfWeek::THURSDAY(), 52, 2012], [LocalDate::of(2012, 12, 28), DayOfWeek::FRIDAY(), 52, 2012], [LocalDate::of(2012, 12, 29), DayOfWeek::SATURDAY(), 52, 2012], [LocalDate::of(2012, 12, 30), DayOfWeek::SUNDAY(), 52, 2012], [LocalDate::of(2012, 12, 31), DayOfWeek::MONDAY(), 1, 2013], [LocalDate::of(2013, 1, 1), DayOfWeek::TUESDAY(), 1, 2013], [LocalDate::of(2013, 1, 2), DayOfWeek::WEDNESDAY(), 1, 2013], [LocalDate::of(2013, 1, 6), DayOfWeek::SUNDAY(), 1, 2013], [LocalDate::of(2013, 1, 7), DayOfWeek::MONDAY(), 2, 2013]];
}
