Change the way total net price is calculated in this test.

Now that trade model lines are built, they are included in
invoice.getTotalPrice, so instead we manually sum all movements that are not
tax or resource.
The problem is that this test is now more complex than the code beeing tested



git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@28753 20353a03-c40f-0410-a6d1-a30d3c3de9de

product/ERP5/tests/testTradeModelLine.py

@@ -35,10 +35,6 @@ from Products.ERP5Type.tests.Sequence import SequenceList
 from DateTime import DateTime
 from Products.CMFCore.utils import getToolByName
 
-# XXX TODO:
-#  * subclass TestTradeModelLine from TestInvoiceMixin and refactor methods and
-#    style
-
 class TestTradeModelLineMixin(TestBPMMixin):
   """Provides methods to implementations sharing similar logic to Trade Model Lines"""
   # Constants and variables shared by tests
@@ -391,7 +387,14 @@ class TestTradeModelLine(TestTradeModelLineMixin):
         .getAccountType() in ['liability/payable/collected_vat',
           'asset/receivable/refundable_vat']][0]
 
-    rounded_total_price = round(invoice.getTotalPrice(), currency_precision)
+    # here, the net total price of the invoice is all invoices lines that does
+    # not use a tax or a discount as resource.
+    rounded_total_price = round(sum(
+      [movement.getTotalPrice() for movement in invoice.getMovementList()
+        if movement.getResource() not in (invoice_line_tax.getResource(),
+                                   invoice_line_discount.getResource())]),
+        currency_precision)
+
     rounded_tax_price = round(invoice_line_tax.getTotalPrice(),
         currency_precision)
     rounded_discount_price = round(invoice_line_discount.getTotalPrice(),