D4356: tests: use inline Python for revlog test

[indygreg (Gregory Szorc)]

indygreg created this revision.
Herald added a subscriber: mercurial-devel.
Herald added a reviewer: hg-reviewers.

REVISION SUMMARY
  `hg debugdata` will soon stop accepting the raw path to a revlog file.
  Adjust a test accordingly.
  
  The changed test is for a security bug. So this should be reviewed
  with scrutiny.

REPOSITORY
  rHG Mercurial

REVISION DETAIL
  https://phab.mercurial-scm.org/D4356

AFFECTED FILES
  tests/test-revlog.t

CHANGE DETAILS

diff --git a/tests/test-revlog.t b/tests/test-revlog.t
--- a/tests/test-revlog.t
+++ b/tests/test-revlog.t
@@ -43,5 +43,10 @@
      rev linkrev nodeid       p1           p2
        0       2 99e0332bd498 000000000000 000000000000
        1       3 6674f57a23d8 99e0332bd498 000000000000
-  $ hg debugdata a.i 1 2>&1 | egrep 'Error:.*decoded'
-  (mercurial\.\w+\.mpatch\.)?mpatchError: patch cannot be decoded (re)
+
+  >>> from mercurial import revlog, vfs
+  >>> tvfs = vfs.vfs(b'.')
+  >>> tvfs.options = {b'revlogv1': True}
+  >>> rl = revlog.revlog(tvfs, b'a.i')
+  >>> rl.revision(1)
+  mpatchError('patch cannot be decoded',)



To: indygreg, #hg-reviewers
Cc: mercurial-devel