evolve: add test to show that user can create phase-divergence locally
After resolution of phase-divergence, user can locally create phase-divergence
by rewriting the old bumped (obsolete now) changeset.
Next patch will be adding the pre-check logic for creation of this
phase-divergence.
#!/bin/bash
set -euox pipefail
unset GREP_OPTIONS
NOTOPIC="--config experimental.topic-mode=ignore"
compatbranches=`hg branches --quiet | grep 'mercurial-' | grep -v ':' | sort -n --reverse`
prev='stable'
for branch in $compatbranches; do
hg up $branch
hg merge $prev
hg commit -m "test-compat: merge $prev into $branch"
prev=$branch
done