erp5_simulation is required for erp5_simulation etc.

product/ERP5/tests/testBudget.py

@@ -60,7 +60,7 @@ class TestBudget(ERP5TypeTestCase):
     We'll use erp5_accounting_ui_test to have some content
     """
     return ('erp5_core_proxy_field_legacy',
-            'erp5_base', 'erp5_pdm', 'erp5_trade', 'erp5_accounting',
+            'erp5_base', 'erp5_pdm', 'erp5_simulation', 'erp5_trade', 'erp5_accounting',
             'erp5_invoicing', 'erp5_simplified_invoicing',
             'erp5_accounting_ui_test', 'erp5_budget')