p7000: add test for filter-branch with --prune-empty

diff --git a/t/t3310-notes-merge-manual-resolve.sh b/t/t3310-notes-merge-manual-resolve.sh
index 696743632729f6f7a244606adb4e1b0de9beeb7f..baef2d692431169d83e0bc3aed11d9030ea4a24a 100755 (executable)
--- a/t/t3310-notes-merge-manual-resolve.sh
+++ b/t/t3310-notes-merge-manual-resolve.sh
@@ -225,7 +225,7 @@ test_expect_success 'cannot do merge w/conflicts when previous merge is unfinish
        test -d .git/NOTES_MERGE_WORKTREE &&
        test_must_fail git notes merge z >output 2>&1 &&
        # Output should indicate what is wrong
-       grep -q "\\.git/NOTES_MERGE_\\* exists" output
+       test_i18ngrep -q "\\.git/NOTES_MERGE_\\* exists" output
 '
 
 # Setup non-conflicting merge between x and new notes ref w