/**
  * @test
  */
 public function orderByQuotesIdentifierAndDelegatesToConcreteQueryBuilder()
 {
     $this->connection->quoteIdentifier('aField')->shouldBeCalled()->willReturnArgument(0);
     $this->concreteQueryBuilder->orderBy('aField', null)->shouldBeCalled()->willReturn($this->subject);
     $this->subject->orderBy('aField');
 }