Importing IPC-MorseSignals-0.03.tar.gz

[perl/modules/IPC-MorseSignals.git] / t / 10-base.t

diff --git a/t/10-base.t b/t/10-base.t
index 628e8f0acd77347d13d3f8cb5d3be993986109f5..bc55f14925352c77776be4f52e7d44f913e7af7d 100644 (file)
--- a/t/10-base.t
+++ b/t/10-base.t
@@ -1,48 +1,64 @@
 #!perl -T
 
-use Test::More tests => 6;
+use Test::More tests => 7 * 5;
 
-use POSIX qw/SIGTERM SIGKILL EXIT_SUCCESS/;
+use POSIX qw/SIGINT SIGTERM SIGKILL EXIT_SUCCESS/;
 
 use IPC::MorseSignals qw/msend mrecv/;
 
-sub try2send {
+sub trysend {
  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;
+ my $speed = 2 ** 16;
+ my $ok = 0;
+SPEED:
+ while (($speed > 1) && !$ok) {
+  $speed /= 2;
+  pipe my $rdr, my $wtr or die "$desc: pipe() failed : $!";
+  my $pid = fork;
+  if (!defined $pid) {
+   die "$desc: fork() failed : $!";
+  } elsif ($pid == 0) {
+   close $rdr;
+   local @SIG{qw/USR1 USR2/} = mrecv sub {
+    print $wtr $_[0], "\n";
+    close $wtr;
+    exit EXIT_SUCCESS;
+   };
+   1 while 1;
+  }
+  close $wtr or die "$desc: close() failed : $!";
+  eval {
+   local $SIG{ALRM} = sub { die 'timeout' };
+   my $a = (int(100 * (3 * length $msg) / $speed) || 1);
+   $a = 10 if $a > 10;
+   alarm $a;
+   msend $msg => $pid, $speed;
+   waitpid $pid, 0;
   };
-  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 $desc";
+  if ($@) {
+   kill SIGINT,  $pid;
+   kill SIGTERM, $pid;
+   kill SIGKILL, $pid;
+   close $rdr or die "$desc: close() failed : $!";
+   next SPEED;
+  }
+  my $recv = do { local $/; <$rdr> };
+  close $rdr or die "$desc: close() failed : $!";
+  next SPEED unless $recv;
+  chomp $recv;
+  next SPEED unless $msg eq $recv;
+  $ok = 1;
  }
- my $recv = do { local $/; <$rdr> };
- close $rdr;
- chomp $recv;
- ok($msg eq $recv, $desc);
+ ok($speed >= 1, $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';
+for (1 .. 5) {
+ trysend 'hello', 'ascii';
+ trysend 'éàùçà', 'extended';
+ trysend '€€€', 'unicode';
+ trysend 'a€bécàd€e', 'mixed';
+ trysend "\0" x 10, 'few bits';
+ trysend "\x{FF}" x 10, 'lots of bits';
+ trysend "a\0b", 'null character';
+}