event-list cannot display correctly according to the sort option

Closed-Bug:1631572
Sorting related code has been omitted in do_event_list.

Change-Id: I00aa71f0e76062e1e8b7d20f966925d34ba12bbc

senlinclient/tests/unit/v1/test_shell.py

@@ -1563,6 +1563,7 @@ class ShellTest(testtools.TestCase):
         queries['action'] = 'NODE_DELETE'
         args = self._make_args(args)
         formatters = {}
+        sortby_index = None
         events = mock.Mock()
         service.events.return_value = events
 
@@ -1571,6 +1572,7 @@ class ShellTest(testtools.TestCase):
         service.events.assert_called_once_with(**queries)
         mock_print.assert_called_once_with(events, fields,
                                            formatters=formatters,
+                                           sortby_index=sortby_index,
                                            field_labels=field_labels)
 
     @mock.patch.object(utils, 'print_dict')

senlinclient/v1/shell.py

@@ -1455,6 +1455,8 @@ def do_event_list(service, args):
     if args.filters:
         queries.update(utils.format_parameters(args.filters))
 
+    sortby_index = None if args.sort else 0
+
     formatters = {}
     if not args.full_id:
         formatters['id'] = lambda x: x.id[:8]
@@ -1464,7 +1466,7 @@ def do_event_list(service, args):
 
     events = service.events(**queries)
     utils.print_list(events, fields, formatters=formatters,
-                     field_labels=field_labels)
+                     sortby_index=sortby_index, field_labels=field_labels)
 
 
 @utils.arg('id', metavar='<EVENT>',