tests: make test_must_fail more verbose

diff --git a/t/t3412-rebase-root.sh b/t/t3412-rebase-root.sh
index 57a3cad2d93b472aaea5542e39c2171c2542bef6..5869061c5bfdee4a84b156b8ec9d6e331a2c906c 100755 (executable)
--- a/t/t3412-rebase-root.sh
+++ b/t/t3412-rebase-root.sh
@@ -6,10 +6,6 @@ Tests if git rebase --root --onto <newparent> can rebase the root commit.
 '
 . ./test-lib.sh
 
-# we always run the interactive rebases unchanged, so just disable the editor
-GIT_EDITOR=:
-export GIT_EDITOR
-
 log_with_names () {
        git rev-list --topo-order --parents --pretty="tformat:%s" HEAD |
        git name-rev --stdin --name-only --refs=refs/heads/$1