Delete test_create_vnffg_pre() for Python3 unittest

In Python3 test, the test "test_create_vnffg_pre()" affects
other tests regarding mocked "__new__" part.
Because most part of this test are covered in
test_create_vnffg_abstract_types(), this test should be deleted.

Change-Id: Icf118cbb3e9dda745248cedbe16a6d4a0be1569f

tacker/tests/unit/nfvo/test_nfvo_plugin.py

@@ -592,76 +592,6 @@ class TestNfvoPlugin(db_base.SqlTestCase):
         self.assertIn('template_source', result)
         self.assertEqual('example_vnffgd', result['name'])
 
-    def test_create_vnffg_pre(self):
-        VNFFG_ID = 'ffc1a59b-65bb-4874-94d3-84f639e63c74'
-        ACLMATCHCRI_ID = 'ffc1a59b-65bb-4874-94d3-84f639e63c75'
-        with patch.object(TackerManager, 'get_service_plugins') as \
-                mock_plugins:
-            mock_plugins.return_value = {'VNFM': FakeVNFMPlugin()}
-            mock.patch('tacker.common.driver_manager.DriverManager',
-                       side_effect=FakeDriverManager()).start()
-            self._insert_dummy_vnffg_template()
-            vnffg_obj = utils.get_dummy_vnffg_obj()
-            vnffg_obj['vnffg']['id'] = VNFFG_ID
-            vnffg = vnffg_obj['vnffg']
-            template_id = vnffg['vnffgd_id']
-            template_db = self.nfvo_plugin._get_resource(self.context,
-                                             vnffg_db.VnffgTemplate,
-                                             template_id)
-            vnf_members = self.nfvo_plugin._get_vnffg_property(
-                template_db.template, 'constituent_vnfs')
-            vnf_mapping = self.nfvo_plugin._get_vnf_mapping(self.context,
-                                                    vnffg.get('vnf_mapping'),
-                                                    vnf_members)
-            nfp_dict = self.nfvo_plugin._create_nfp_pre(template_db)
-            vnffg_attrs = {'id': vnffg.get('id'),
-                'tenant_id': vnffg.get('tenant_id'),
-                'name': vnffg.get('name'),
-                'description': 'fake_template_description',
-                'vnffgd_id': vnffg.get('vnffgd_id'),
-                'ns_id': None,
-                'attributes': template_db.get('template'),
-                'status': constants.PENDING_CREATE,
-                'vnf_mapping': vnf_mapping}
-            vnffg_db_obj = vnffg_db.Vnffg(**vnffg_attrs)
-
-            mock.patch('tacker.db.nfvo.vnffg_db.Vnffg.__new__',
-                return_value=vnffg_db_obj).start()
-            match = self.nfvo_plugin._policy_to_acl_criteria(self.context,
-                                                            template_db,
-                                                            nfp_dict['name'],
-                                                            vnf_mapping)
-            aclmatchcri_attrs = {'id': ACLMATCHCRI_ID,
-                'vnffgc_id': uuidutils.generate_uuid(),
-                'tenant_id': vnffg.get('tenant_id')}
-            aclmatchcri_attrs.update(**match[0]['match'])
-            aclmatchcri_db_obj = vnffg_db.ACLMatchCriteria(**aclmatchcri_attrs)
-
-            mock.patch('tacker.db.nfvo.vnffg_db.ACLMatchCriteria.__new__',
-                return_value=aclmatchcri_db_obj).start()
-            result = self.nfvo_plugin.create_vnffg(self.context, vnffg_obj)
-            vnffg_db.Vnffg.__new__.assert_called_with(vnffg_db.Vnffg,
-                                                     **vnffg_attrs)
-            aclmatchcri_attrs.update({'id': mock.ANY, 'vnffgc_id': mock.ANY,
-                                      })
-            vnffg_db.ACLMatchCriteria.__new__.assert_called_with(
-                vnffg_db.ACLMatchCriteria,
-                **aclmatchcri_attrs)
-
-            self.assertIsNotNone(result)
-            self.assertIn('id', result)
-            self.assertIn('status', result)
-            self.assertEqual('PENDING_CREATE', result['status'])
-            self._driver_manager.invoke.assert_called_with(
-                mock.ANY, mock.ANY,
-                name=mock.ANY,
-                path_id=mock.ANY,
-                vnfs=mock.ANY,
-                fc_ids=mock.ANY,
-                auth_attr=mock.ANY,
-                symmetrical=mock.ANY,
-                correlation=mock.ANY)
-
     def test_create_vnffg_abstract_types(self):
         with patch.object(TackerManager, 'get_service_plugins') as \
                 mock_plugins: