public function testGetWeekendLength() { $sunday = Weekends::getWeekendLength('2009-02-15'); $saturday = Weekends::getWeekendLength('2009-02-14'); $friday = Weekends::getWeekendLength('2009-02-13'); $this->assertEquals(8, $sunday, 'Invalid length'); $this->assertEquals(4, $saturday, 'Invalid Length'); $this->assertEquals(0, $friday, 'Invalid Length'); }