tests: move t/common.perl to PublicInbox::TestCommon

We want to be able to use run_script with *.t files, so
t/common.perl putting subs into the top-level "main" namespace
won't work.  Instead, make it a module which uses Exporter
like other libraries.

1 files changed, 1 insertions, 1 deletions

diff --git a/t/mda.t b/t/mda.t
index 3686a97b..4556e323 100644
--- a/t/mda.t
+++ b/t/mda.t
@@ -7,7 +7,7 @@ use Email::MIME;
 use Cwd qw(getcwd);
 use PublicInbox::MID qw(mid2path);
 use PublicInbox::Git;
-require './t/common.perl';
+use PublicInbox::TestCommon;
 my ($tmpdir, $for_destroy) = tmpdir();
 my $home = "$tmpdir/pi-home";
 my $pi_home = "$home/.public-inbox";