/**
  * Test for ORDER clause.
  *
  * @return  void
  *
  * @since   11.3
  */
 public function testOrder()
 {
     $q = new JDatabaseQueryPostgresql($this->dbo);
     $this->assertThat($q->order('column'), $this->identicalTo($q), 'Tests chaining.');
     $this->assertThat(trim($q->order), $this->equalTo('ORDER BY column'), 'Tests rendered value.');
     $q->order('col2');
     $this->assertThat(trim($q->order), $this->equalTo('ORDER BY column,col2'), 'Tests rendered value.');
 }