test C = $(git cat-file commit HEAD^ | sed -ne \$p)
'
+test_expect_success 'tabs and spaces are accepted in the todolist' '
+ rebase_setup_and_clean indented-comment &&
+ write_script add-indent.sh <<-\EOF &&
+ (
+ # Turn single spaces into space/tab mix
+ sed "1s/ / /g; 2s/ / /g; 3s/ / /g" "$1"
+ printf "\n\t# comment\n #more\n\t # comment\n"
+ ) >$1.new
+ mv "$1.new" "$1"
+ EOF
+ test_set_editor "$(pwd)/add-indent.sh" &&
+ git rebase -i HEAD^^^ &&
+ test E = $(git cat-file commit HEAD | sed -ne \$p)
+'
+
cat >expect <<EOF
Warning: the SHA-1 is missing or isn't a commit in the following line:
- edit XXXXXXX False commit