GIT_INDEX_FILE=\$GIT_INDEX_FILE.new \
git update-index --index-info &&
mv \"\$GIT_INDEX_FILE.new\" \"\$GIT_INDEX_FILE\"" directorymoved &&
- test -z "$(git diff HEAD directorymoved:newsubdir)"'
+ git diff --exit-code HEAD directorymoved:newsubdir
+'
test_expect_success 'stops when msg filter fails' '
old=$(git rev-parse HEAD) &&