/**
  * @covers DateTimeExtended::getNextWorkingDay
  */
 public function testGetNextWorkingDayTest()
 {
     $date1 = new DateTimeExtended('2015-09-25');
     $this->assertEquals('2015-09-29', $date1->getNextWorkingDay()->format('Y-m-d'));
     $date2 = new DateTimeExtended('2015-10-02');
     $this->assertEquals('2015-10-05', $date2->getNextWorkingDay()->format('Y-m-d'));
     $date3 = new DateTimeExtended('2015-04-03');
     $this->assertEquals('2015-04-07', $date3->getNextWorkingDay()->format('Y-m-d'));
     $date4 = new DateTimeExtended('2010-04-02');
     $this->assertEquals('2010-04-06', $date4->getNextWorkingDay()->format('Y-m-d'));
     $date5 = new DateTimeExtended('2008-03-21');
     $this->assertEquals('2008-03-25', $date5->getNextWorkingDay()->format('Y-m-d'));
     $date6 = new DateTimeExtended('2004-04-09');
     $this->assertEquals('2004-04-13', $date6->getNextWorkingDay()->format('Y-m-d'));
 }