sync unit tests change on 2017/03/22

It's an useless unit test, but it still got merged.
So, just ignore it and we need to sync from master.

test/test_infortrend_common.py

@@ -1289,6 +1289,43 @@ def test_create_volume_from_snapshot(self, log_info):
         self.assertDictEqual(test_model_update, model_update)
         self.assertEqual(1, log_info.call_count)
 
+    @mock.patch('oslo_service.loopingcall.FixedIntervalLoopingCall',
+                new=utils.ZeroIntervalLoopingCall)
+    @mock.patch.object(common_cli.LOG, 'info')
+    def test_create_volume_from_snapshot_with_different_size(self, log_info):
+
+        test_snapshot = self.cli_data.test_snapshot
+        test_snapshot_id = self.cli_data.fake_snapshot_id[0]
+        test_dst_volume = self.cli_data.test_dst_volume
+        test_dst_volume['size'] = 10
+        test_dst_volume_id = test_dst_volume['id'].replace('-', '')
+        test_dst_part_id = self.cli_data.fake_partition_id[1]
+        test_model_update = {
+            'provider_location': 'partition_id^%s@system_id^%s' % (
+                self.cli_data.fake_partition_id[1],
+                int(self.cli_data.fake_system_id[0], 16))
+        }
+        mock_commands = {
+            'ShowSnapshot':
+                self.cli_data.get_test_show_snapshot_detail_filled_block(),
+            'CreatePartition': SUCCEED,
+            'ShowPartition': self.cli_data.get_test_show_partition(),
+            'ShowDevice': self.cli_data.get_test_show_device(),
+            'CreateReplica': SUCCEED,
+            'ShowLV': self._mock_show_lv,
+            'ShowReplica':
+                self.cli_data.get_test_show_replica_detail_for_migrate(
+                    test_snapshot_id, test_dst_part_id, test_dst_volume_id),
+            'DeleteReplica': SUCCEED,
+        }
+        self._driver_setup(mock_commands)
+
+        model_update = self.driver.create_volume_from_snapshot(
+            test_dst_volume, test_snapshot)
+        self.assertDictEqual(test_model_update, model_update)
+        self.assertEqual(1, log_info.call_count)
+        self.assertEqual(10, test_dst_volume['size'])
+
     def test_create_volume_from_snapshot_without_provider_location(
             self):