[PATCH 3/6] lei tag: fix tagging of IMAP inputs

[Eric Wong <e@80x24.org>]

We need net_merge_all and to lock the number of worker jobs.
Parallel inputs are not supported, yet (is it needed?, I don't
expect this to be used for multiple files very often...).
---
 lib/PublicInbox/LeiTag.pm | 6 +++++-
 t/lei-import-imap.t       | 1 +
 2 files changed, 6 insertions(+), 1 deletion(-)

diff --git a/lib/PublicInbox/LeiTag.pm b/lib/PublicInbox/LeiTag.pm
index d572a84a..06313139 100644
--- a/lib/PublicInbox/LeiTag.pm
+++ b/lib/PublicInbox/LeiTag.pm
@@ -112,7 +112,8 @@ sub lei_tag { # the "lei tag" method
 	my $ops = { '' => [ \&tag_done, $lei ] };
 	$lei->{auth}->op_merge($ops, $self) if $lei->{auth};
 	$self->{vmd_mod} = $vmd_mod;
-	(my $op_c, $ops) = $lei->workers_start($self, 'lei_tag', 1, $ops);
+	my $j = $self->{-wq_nr_workers} = 1; # locked for now
+	(my $op_c, $ops) = $lei->workers_start($self, 'lei_tag', $j, $ops);
 	$lei->{tag} = $self;
 	net_merge_complete($self) unless $lei->{auth};
 	$op_c->op_wait_event($ops);
@@ -175,4 +176,7 @@ sub _complete_tag {
 	} grep(/$re\Q$cur/, @all);
 }
 
+no warnings 'once'; # the following works even when LeiAuth is lazy-loaded
+*net_merge_all = \&PublicInbox::LeiAuth::net_merge_all;
+
 1;
diff --git a/t/lei-import-imap.t b/t/lei-import-imap.t
index fd38037a..7e4d44b9 100644
--- a/t/lei-import-imap.t
+++ b/t/lei-import-imap.t
@@ -23,5 +23,6 @@ test_lei({ tmpdir => $tmpdir }, sub {
 	my %r;
 	for (@$out) { $r{ref($_)}++ }
 	is_deeply(\%r, { 'HASH' => scalar(@$out) }, 'all hashes');
+	lei_ok([qw(tag +kw:seen), "imap://$host_port/t.v2.0"], undef, undef);
 });
 done_testing;