/**
* Returns a copy of this {@code LocalDateTime} with the specified number of weeks added.
* <p>
* This method adds the specified amount in weeks to the days field incrementing
* the month and year fields as necessary to ensure the result remains valid.
* The result is only invalid if the maximum/minimum year is exceeded.
* <p>
* For example, 2008-12-31 plus one week would result in 2009-01-07.
* <p>
* This instance is immutable and unaffected by this method call.
*
* @param int $weeks the weeks to add, may be negative
* @return LocalDateTime a {@code LocalDateTime} based on this date-time with the weeks added, not null
* @throws DateTimeException if the result exceeds the supported date range
*/
public function plusWeeks($weeks)
{
$newDate = $this->date->plusWeeks($weeks);
return $this->_with($newDate, $this->time);
}
/**
* @dataProvider data_dayOfWeekInMonth_positive
*/
public function test_dayOfWeekInMonth_positive($year, $month, DayOfWeek $dow, LocalDate $expected)
{
for ($ordinal = 1; $ordinal <= 5; $ordinal++) {
for ($day = 1; $day <= Month::of($month)->length(false); $day++) {
$date = LocalDate::of($year, $month, $day);
$test = TemporalAdjusters::dayOfWeekInMonth($ordinal, $dow)->adjustInto($date);
$this->assertEquals($test, $expected->plusWeeks($ordinal - 1));
}
}
}
