+#!perl -T
+
+use Test::More tests => 6;
+
+use POSIX qw/SIGTERM SIGKILL EXIT_SUCCESS/;
+
+use IPC::MorseSignals qw/msend mrecv/;
+
+sub try2send {
+ my ($msg, $desc) = @_;
+ pipe $rdr, $wtr or die "pipe() failed : $!";
+ my $pid = fork;
+ if (!defined $pid) {
+ die "fork() failed : $!";
+ } elsif ($pid == 0) {
+ close $rdr;
+ local @SIG{qw/USR1 USR2/} = mrecv sub {
+ print $wtr $_[0], "\n";
+ exit EXIT_SUCCESS;
+ };
+ 1 while 1;
+ }
+ close $wtr or die "close() failed : $!";
+ msend $msg => $pid, 100;
+ eval {
+ local $SIG{ALRM} = sub { die };
+ alarm 5;
+ waitpid $pid, 0;
+ alarm 0;
+ };
+ if ($@) {
+ kill SIGINT, $pid;
+ kill SIGTERM, $pid;
+ kill SIGKILL, $pid;
+ die "$@ in $desc";
+ }
+ my $recv = do { local $/; <$rdr> };
+ close $rdr;
+ chomp $recv;
+ ok($msg eq $recv, $desc);
+}
+
+try2send 'hello', 'ascii';
+try2send 'éàùçà', 'extended';
+try2send '€€€', 'unicode';
+try2send 'a€bécàd€e', 'mixed';
+try2send "\x{FF}", 'lots of bits';
+try2send "a\0b", 'null character';