ipc: add support for asynchronous callbacks

[public-inbox.git] / t / ipc.t

diff --git a/t/ipc.t b/t/ipc.t
index 0efc53949543c5afd478bbbe152f0242c0a7c880..400fb768cd77c5bf159caf43c395bcdb64888530 100644 (file)
--- a/t/ipc.t
+++ b/t/ipc.t
@@ -21,6 +21,7 @@ my $ipc = bless {}, 'PublicInbox::IPC';
 my @t = qw(array scalar scalarref undef);
 my $test = sub {
        my $x = shift;
+       my @res;
        for my $type (@t) {
                my $m = "test_$type";
                my @ret = $ipc->ipc_do($m);
@@ -29,10 +30,34 @@ my $test = sub {
 
                $ipc->ipc_do($m);
 
+               $ipc->ipc_async($m, [], sub { push @res, \@_ }, \$m);
+
                my $ret = $ipc->ipc_do($m);
                my $exp = $ipc->$m;
                is_deeply($ret, $exp, "!wantarray $m $x");
+
+               is_deeply(\@res, [ [ \$m, \@exp ] ], "async $m $x");
+               @res = ();
        }
+       $ipc->ipc_async_wait(-1);
+       is_deeply(\@res, [], 'no leftover results');
+       $ipc->ipc_async('test_die', ['die test'],
+                       sub { push @res, \@_  }, 'die arg');
+       $ipc->ipc_async_wait(1);
+       is(scalar(@res), 1, 'only one result');
+       is(scalar(@{$res[0]}), 2, 'result has 2-element array');
+       is($res[0]->[0], 'die arg', 'got async die arg '.$x);
+       is(ref($res[0]->[1]), 'PublicInbox::IPC::Die',
+               "exception type $x");
+       {
+               my $nr = PublicInbox::IPC::PIPE_BUF();
+               my $count = 0;
+               my $cb = sub { ++$count };
+               $ipc->ipc_async('test_undef', [], $cb) for (1..$nr);
+               $ipc->ipc_async_wait(-1);
+               is($count, $nr, "$x async runs w/o deadlock");
+       }
+
        my $ret = eval { $ipc->test_die('phail') };
        my $exp = $@;
        $ret = eval { $ipc->ipc_do('test_die', 'phail') };