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, 1 insertions, 2 deletions

diff --git a/t/import.t b/t/import.t
index 703aa362..79af9846 100644
--- a/t/import.t
+++ b/t/import.t
@@ -12,10 +12,9 @@ use File::Temp qw/tempfile/;
 use PublicInbox::TestCommon;
 my ($dir, $for_destroy) = tmpdir();
 
-is(system(qw(git init -q --bare), $dir), 0, 'git init successful');
 my $git = PublicInbox::Git->new($dir);
-
 my $im = PublicInbox::Import->new($git, 'testbox', 'test@example');
+$im->init_bare;
 my $mime = PublicInbox::MIME->create(
         header => [
                 From => 'a@example.com',