view tests/bundles/test-revlog-diff-relative-to-nullrev.sh @ 49487:e8481625c582

rust: add Debug constraint to Matcher trait

This makes sure we can easily debug which Matcher we're looking at when using
trait objects, and is just generally useful. Effort to make the debugging
output nicer has been kept to a minimum, please feel free to improve.

#!/bin/bash
#
# Make sure to patch mercurial to create the delta against nullrev
#
# # Parent  cdb85d0512b81031d4a7b30d6a5ddbe69ef1a876
#
# diff --git a/mercurial/revlogutils/deltas.py b/mercurial/revlogutils/deltas.py
# --- a/mercurial/revlogutils/deltas.py
# +++ b/mercurial/revlogutils/deltas.py
# @@ -1117,7 +1117,10 @@ class deltacomputer:
#                  candidaterevs = next(groups)
#
#          if deltainfo is None:
# -            deltainfo = self._fullsnapshotinfo(fh, revinfo, target_rev)
# +            if revlog._generaldelta:
# +                deltainfo = self._builddeltainfo(revinfo, nullrev, fh)
# +            else:
# +                deltainfo = self._fullsnapshotinfo(fh, revinfo, target_rev)


cd "`dirname \"$0\"`"
export HGRCPATH=
export HGMODULEPOLICY=py

rm -rf nullrev-diff
../../hg init nullrev-diff  --config format.revlog-compression=zlib
cd nullrev-diff
echo hi > a
../../../hg commit -Am root-B
echo ho > a
../../../hg commit -Am child-A
hg up null
echo ha > a
../../../hg commit -Am root-A
../../../hg debugdeltachain a
rm -rf .hg/cache/ .hg/wcache/
cd ..

tar cf test-revlog-diff-relative-to-nullrev.tar nullrev-diff

rm -rf nullrev-diff