view tests/bundles/test-revlog-diff-relative-to-nullrev.sh @ 51961:a9b1acca2b14 stable

relnotes: skip the test if the source repository is not readable

The test want to run the relnot extension, with the tested mercurial, on the
original repository. This is not always possible (e.g. when running with --pure
and the repository use zstd for example). So we skip the test in this case.

#!/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.delta_config.general_delta:
# +                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 --all-info
rm -rf .hg/cache/ .hg/wcache/
cd ..

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

rm -rf nullrev-diff