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/admin.t b/t/admin.t
index 41aebe46..a9d67d25 100644
--- a/t/admin.t
+++ b/t/admin.t
@@ -4,13 +4,14 @@ use strict;
 use warnings;
 use Test::More;
 use PublicInbox::TestCommon;
+use PublicInbox::Import;
 use_ok 'PublicInbox::Admin', qw(resolve_repo_dir);
 my ($tmpdir, $for_destroy) = tmpdir();
 my $git_dir = "$tmpdir/v1";
 my $v2_dir = "$tmpdir/v2";
 my ($res, $err, $v);
 
-is(0, system(qw(git init -q --bare), $git_dir), 'git init v1');
+PublicInbox::Import::init_bare($git_dir);
 
 # v1
 is(resolve_repo_dir($git_dir), $git_dir, 'top-level GIT_DIR resolved');