/** * @dataProvider providerGetDayOfWeek * * @param integer $year The year to test. * @param integer $month The month to test. * @param integer $day The day-of-month to test. * @param integer $dayOfWeek The expected day-of-week number. */ public function testGetDayOfWeek($year, $month, $day, $dayOfWeek) { $dateTime = LocalDateTime::of($year, $month, $day, 15, 30, 45); $this->assertDayOfWeekIs($dayOfWeek, $dateTime->getDayOfWeek()); }