/**
  * @covers BaseActiveRecord::NHSDate
  *
  * @todo   Implement testNHSDate().
  */
 public function testNHSDate()
 {
     $this->model->last_modified_date = '1902-01-01 00:00:00';
     $result = $this->model->NHSDate('last_modified_date', $empty_string = '-');
     $expected = '1 Jan 1902';
     $this->assertEquals($expected, $result);
 }