branch: improve documentation and naming of create_branch() parameters

diff --git a/t/t7003-filter-branch.sh b/t/t7003-filter-branch.sh
index 45372a1cba4460e61c3ba253f68a25951c24c4eb..7cb60799be1a109e2210350137c8754a5bc4bb7d 100755 (executable)
--- a/t/t7003-filter-branch.sh
+++ b/t/t7003-filter-branch.sh
@@ -362,7 +362,7 @@ test_expect_success 'prune empty works even without index/tree filters' '
        test_cmp expect actual
 '
 
-test_expect_failure '--prune-empty is able to prune root commit' '
+test_expect_success '--prune-empty is able to prune root commit' '
        git rev-list branch-no-a >expect &&
        git branch testing H &&
        git filter-branch -f --prune-empty --index-filter "git update-index --remove A.t" testing &&
@@ -371,6 +371,13 @@ test_expect_failure '--prune-empty is able to prune root commit' '
        test_cmp expect actual
 '
 
+test_expect_success '--prune-empty is able to prune entire branch' '
+       git branch prune-entire B &&
+       git filter-branch -f --prune-empty --index-filter "git update-index --remove A.t B.t" prune-entire &&
+       test_path_is_missing .git/refs/heads/prune-entire &&
+       test_must_fail git reflog exists refs/heads/prune-entire
+'
+
 test_expect_success '--remap-to-ancestor with filename filters' '
        git checkout master &&
        git reset --hard A &&