D10255: tests: split up test-rebase-obsolete.t in four pieces

[martinvonz (Martin von Zweigbergk)]

martinvonz created this revision.
Herald added a reviewer: hg-reviewers.
Herald added a subscriber: mercurial-patches.

REVISION SUMMARY
  The test case took 42 seconds to run the test before this patch and 12
  seconds after (wall time, of course).

REPOSITORY
  rHG Mercurial

BRANCH
  default

REVISION DETAIL
  https://phab.mercurial-scm.org/D10255

AFFECTED FILES
  tests/test-rebase-obsolete.t
  tests/test-rebase-obsolete2.t
  tests/test-rebase-obsolete3.t
  tests/test-rebase-obsolete4.t

To: martinvonz, #hg-reviewers
Cc: mercurial-patches, mercurial-devel