[FIX] don't mess with the registry for tests

account_bank_statement_import_save_file/tests/test_save_file.py

@@ -19,19 +19,21 @@
 #
 ##############################################################################
 import base64
-from openerp import api, models
+from mock import patch
 from openerp.tests.common import TransactionCase
 
 
 acc_number = 'BE1234567890'
 
 
-class HelloWorldParser(models.TransientModel):
-    _inherit = 'account.bank.statement.import'
-
-    @api.model
-    def _parse_file(self, data_file):
-        return (
+class TestSaveFile(TransactionCase):
+    def test_SaveFile(self):
+        with patch.object(
+                self.env.registry
+                .models['account.bank.statement.import'].__class__,
+                '_parse_file'
+        ) as _parse_file:
+            _parse_file.side_effect = lambda data_file: (
                 'EUR',
                 acc_number,
                 [{
@@ -45,17 +47,7 @@ class HelloWorldParser(models.TransientModel):
                     }],
                 }],
             )
-
-
-class TestSaveFile(TransactionCase):
-    def test_SaveFile(self):
-        HelloWorldParser._build_model(self.registry, self.cr)
             import_wizard = self.env['account.bank.statement.import']
-        import_wizard._prepare_setup()
-        import_wizard._setup_base(False)
-        import_wizard._setup_fields()
-        import_wizard._setup_complete()
-        import_wizard._auto_init()
             journal_id = self.env['res.partner.bank'].search([
                 ('acc_number', '=', acc_number),
             ]).journal_id.id