downgrade: if a compression is removed, consider that too
For compression format variant, the result of `fromrepo()` and `fromconfig()` is
not a boolean and we have to actually equate those to find change.
Differential Revision: https://phab.mercurial-scm.org/D9693
--- a/mercurial/upgrade_utils/actions.py Thu Dec 31 14:28:00 2020 +0530
+++ b/mercurial/upgrade_utils/actions.py Fri Jan 08 23:06:38 2021 +0530
@@ -467,6 +467,13 @@
downgrades = []
for fv in allformatvariant:
+ if fv.name == b'compression':
+ # If there is a compression change between repository
+ # and config, destination repository compression will change
+ # and current compression will be removed.
+ if fv.fromrepo(repo) != fv.fromconfig(repo):
+ downgrades.append(fv)
+ continue
# format variant exist in repo but does not exist in new repository
# config
if fv.fromrepo(repo) and not fv.fromconfig(repo):