public function testDefaultFkColVal()
 {
     $sale = new BookstoreSale();
     $this->assertEquals(1, $sale->getBookstoreId(), "Expected BookstoreSale object to have a default bookstore_id of 1.");
     $bookstore = BookstorePeer::doSelectOne(new Criteria());
     $sale->setBookstore($bookstore);
     $this->assertEquals($bookstore->getId(), $sale->getBookstoreId(), "Expected FK id to have changed when assigned a valid FK.");
     $sale->setBookstore(null);
     $this->assertEquals(1, $sale->getBookstoreId(), "Expected BookstoreSale object to have reset to default ID.");
     $sale->setPublisher(null);
     $this->assertEquals(null, $sale->getPublisherId(), "Expected BookstoreSale object to have reset to NULL publisher ID.");
 }