import: init_bare: allow use as method, use in tests

Allowing ->init_bare to be used as a method saves some
keystrokes, and we can save a little bit of time on systems with
our vfork(2)-enabled spawn().

This also sets us up for future improvements where we can
avoid spawning a process at all.

1 files changed, 2 insertions, 1 deletions

diff --git a/t/mda.t b/t/mda.t
index ec09cf69..af5e1931 100644
--- a/t/mda.t
+++ b/t/mda.t
@@ -9,6 +9,7 @@ use PublicInbox::MID qw(mid2path);
 use PublicInbox::Git;
 use PublicInbox::InboxWritable;
 use PublicInbox::TestCommon;
+use PublicInbox::Import;
 my ($tmpdir, $for_destroy) = tmpdir();
 my $home = "$tmpdir/pi-home";
 my $pi_home = "$home/.public-inbox";
@@ -48,7 +49,7 @@ my $fail_bad_header = sub ($$$) {
                 "spamc mock found (run in top of source tree");
         is(1, mkdir($home, 0755), "setup ~/ for testing");
         is(1, mkdir($pi_home, 0755), "setup ~/.public-inbox");
-        is(0, system(qw(git init -q --bare), $maindir), "git init (main)");
+        PublicInbox::Import::init_bare($maindir);
 
         open my $fh, '>>', $pi_config or die;
         print $fh <<EOF or die;