test 2 = $(git cat-file commit HEAD^ | grep squash | wc -l)
'
+set_backup_editor () {
+ write_script backup-editor.sh <<-\EOF
+ cp "$1" .git/backup-"$(basename "$1")"
+ EOF
+ test_set_editor "$PWD/backup-editor.sh"
+}
+
+test_expect_failure 'autosquash with multiple empty patches' '
+ test_tick &&
+ git commit --allow-empty -m "empty" &&
+ test_tick &&
+ git commit --allow-empty -m "empty2" &&
+ test_tick &&
+ >fixup &&
+ git add fixup &&
+ git commit --fixup HEAD^^ &&
+ (
+ set_backup_editor &&
+ GIT_USE_REBASE_HELPER=false \
+ git rebase -i --force-rebase --autosquash HEAD~4 &&
+ grep empty2 .git/backup-git-rebase-todo
+ )
+'
+
+test_expect_success 'extra spaces after fixup!' '
+ base=$(git rev-parse HEAD) &&
+ test_commit to-fixup &&
+ git commit --allow-empty -m "fixup! to-fixup" &&
+ git rebase -i --autosquash --keep-empty HEAD~2 &&
+ parent=$(git rev-parse HEAD^) &&
+ test $base = $parent
+'
+
test_done