public function testWeekNumberForSunday() { $this->object->set(WeekStart::SUNDAY); $this->assertEquals(44, $this->object->phpWeek(strtotime("26 October 2015"))); $this->assertEquals(45, $this->object->phpWeek(strtotime("1 November 2015"))); $this->assertEquals(45, $this->object->phpWeek(strtotime("2 November 2015"))); $this->assertEquals(46, $this->object->phpWeek(strtotime("8 November 2015"))); $this->assertEquals(1, $this->object->phpWeek(strtotime("3 January 2016"))); }