fix NameError.

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@23962 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/tests/testTradeCondition.py

@@ -702,7 +702,7 @@ class TestTaxLineCalculation(TradeConditionTestCase):
     self.assertEquals(20, tax_line.getTotalPrice())
     
     # delete the order line
-    order.manage_delObjects([order_line.getId()])
+    self.order.manage_delObjects([order_line.getId()])
     # the tax line is updated
     self.assertEquals(0, tax_line.getQuantity())
     self.assertEquals(0, tax_line.getTotalPrice())