comparison tests/test-topic-push.t @ 5581:36ccafa69095

discovery: list the new heads like core does when failing a multi-head push

The message was, and still is slightly different from core (which mentions
'remote' heads).  But it's probably useful to have slightly different messages
so that we can easily determine the source.

5580:cc0f46025c7f

  $ hg push -R repoA repoB
  pushing to repoB
  searching for changes
  no changes found
  abort: push creates a new head on branch 'default'
  [255]

5581:36ccafa69095

  $ hg push -R repoA repoB
  pushing to repoB
  searching for changes
  no changes found
  abort: push creates new heads on branch 'default': bbd9d6199b88
  [255]