tests: "check-run" uses persistent lei daemon

We'll use a lei-daemon if it's already running and
TEST_LEI_DAEMON_PERSIST_DIR is set, but we can also start
one and manage it from t/run.perl

This drops "make check-run TEST_LEI_DAEMON_ONLY=1"
time by ~10% for me.

2 files changed, 23 insertions, 0 deletions

diff --git a/t/lei-externals.t b/t/lei-externals.t
index afd90d19..488bf5ad 100644
--- a/t/lei-externals.t
+++ b/t/lei-externals.t
@@ -57,6 +57,8 @@ SKIP: {
                 chomp(my $pid_after = $lei_out);
                 is($pid_after, $pid_before, 'pid unchanged') or
                         skip 'daemon died', 1;
+                skip 'not killing persistent lei-daemon', 2 if
+                                $ENV{TEST_LEI_DAEMON_PERSIST_DIR};
                 lei_ok 'daemon-kill';
                 my $alive = 1;
                 for (1..100) {
@@ -262,6 +264,8 @@ test_lei(sub {
         }
 
         {
+                skip 'TEST_LEI_DAEMON_PERSIST_DIR in use', 1 if
+                                        $ENV{TEST_LEI_DAEMON_PERSIST_DIR};
                 opendir my $dh, '.' or BAIL_OUT "opendir(.) $!";
                 my $od = PublicInbox::OnDestroy->new($$, sub {
                         chdir $dh or BAIL_OUT "chdir: $!"
diff --git a/t/run.perl b/t/run.perl
index e8512e18..1fb1c5f0 100755
--- a/t/run.perl
+++ b/t/run.perl
@@ -14,6 +14,7 @@ use strict;
 use v5.10.1;
 use IO::Handle; # ->autoflush
 use PublicInbox::TestCommon;
+use PublicInbox::Spawn;
 use Getopt::Long qw(:config gnu_getopt no_ignore_case auto_abbrev);
 use Errno qw(EINTR);
 use Fcntl qw(:seek);
@@ -40,6 +41,20 @@ $OLDERR->autoflush(1);
 
 key2sub($_) for @tests; # precache
 
+my ($for_destroy, $lei_env, $lei_daemon_pid, $owner_pid);
+if (!$ENV{TEST_LEI_DAEMON_PERSIST_DIR} &&
+                (PublicInbox::Spawn->can('recv_cmd4') ||
+                        eval { require Socket::MsgHdr })) {
+        $lei_env = {};
+        ($lei_env->{XDG_RUNTIME_DIR}, $for_destroy) = tmpdir;
+        $ENV{TEST_LEI_DAEMON_PERSIST_DIR} = $lei_env->{XDG_RUNTIME_DIR};
+        run_script([qw(lei daemon-pid)], $lei_env, { 1 => \$lei_daemon_pid });
+        chomp $lei_daemon_pid;
+        $lei_daemon_pid =~ /\A[0-9]+\z/ or die "no daemon pid: $lei_daemon_pid";
+        kill(0, $lei_daemon_pid) or die "kill $lei_daemon_pid: $!";
+        $owner_pid = $$;
+}
+
 if ($shuffle) {
         require List::Util;
 } elsif (open(my $prove_state, '<', '.prove') && eval { require YAML::XS }) {
@@ -209,3 +224,7 @@ for (my $i = $repeat; $i != 0; $i--) {
 }
 
 print $OLDOUT "1..".($repeat * scalar(@tests))."\n" if $repeat >= 0;
+if ($lei_env && $$ == $owner_pid) {
+        my $opt = {}; # 1 => $OLDOUT, 2 => $OLDERR };
+        run_script([qw(lei daemon-kill)], $lei_env, $opt);
+}