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timeout.t
executable file
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timeout.t
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#!/usr/bin/perl -T
use lib '.'; use lib 't';
use SATest; sa_t_init("timeout");
use Test::More tests => 33;
use strict;
use Time::HiRes qw(time);
require Mail::SpamAssassin::Timeout;
# require Mail::SpamAssassin::Logger;
# Mail::SpamAssassin::Logger::add_facilities('all');
# attempt to circumvent an advice not to mix alarm() with sleep();
# interaction between alarms and sleeps is unspecified;
# select() might be restarted on a signal.
# Windows alarm emulation works with sleep, doesn't work with select() timeouts
#
sub mysleep($) {
my($dt) = @_;
if ($RUNNING_ON_WINDOWS) {
sleep($dt);
} else {
select(undef, undef, undef, 0.1) for 1..int(10*$dt);
}
}
my($r,$t,$t1,$t2);
$t = Mail::SpamAssassin::Timeout->new;
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out);
ok($r == 42);
$t = Mail::SpamAssassin::Timeout->new({ });
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out && $r == 42);
$t = Mail::SpamAssassin::Timeout->new;
$r = $t->run_and_catch(sub { mysleep 1; die "run_and_catch test1\n" });
ok(!$t->timed_out && $r =~ /^run_and_catch test1/);
my $caught = 0;
$t = Mail::SpamAssassin::Timeout->new;
eval {
$r = $t->run(sub { mysleep 1; die "run_and_catch test2\n" }); 1;
} or do {
$caught = 1 if $@ =~ /run_and_catch test2/;
};
ok(!$t->timed_out && $caught);
$t = Mail::SpamAssassin::Timeout->new({ secs => 2 });
$r = $t->run(sub { mysleep 4; 42 });
ok($t->timed_out);
ok(!defined $r);
$t = Mail::SpamAssassin::Timeout->new({ secs => 3 });
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out);
ok($r == 42);
$t = Mail::SpamAssassin::Timeout->new({ deadline => time+2 });
$r = $t->run(sub { mysleep 4; 42 });
ok($t->timed_out && !defined $r);
$t = Mail::SpamAssassin::Timeout->new({ deadline => time+3 });
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out && $r == 42);
$t = Mail::SpamAssassin::Timeout->new({ secs => 2, deadline => time+6 });
$r = $t->run(sub { mysleep 4; 42 });
ok($t->timed_out && !defined $r);
$t = Mail::SpamAssassin::Timeout->new({ secs => 3, deadline => time+6 });
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out && $r == 42);
$t = Mail::SpamAssassin::Timeout->new({ secs => 9, deadline => time+2 });
$r = $t->run(sub { mysleep 4; 42 });
ok($t->timed_out && !defined $r);
$t = Mail::SpamAssassin::Timeout->new({ secs => 9, deadline => time+3 });
$r = $t->run(sub { mysleep 1; 42 });
ok(!$t->timed_out && $r == 42);
$t = Mail::SpamAssassin::Timeout->new({ secs => 3 });
$r = $t->run(sub { alarm 0; mysleep 1; $t->reset; mysleep 5; 42 });
ok($t->timed_out && !defined $r);
$t = Mail::SpamAssassin::Timeout->new({ secs => 5 });
$r = $t->run(sub { alarm 0; mysleep 1; $t->reset; mysleep 1; 42 });
ok(!$t->timed_out && $r == 42);
$t = Mail::SpamAssassin::Timeout->new({ secs => 2 });
$r = $t->run(sub { alarm 0; mysleep 4; $t->reset; 42 });
ok($t->timed_out && !defined $r);
$t1 = Mail::SpamAssassin::Timeout->new({ secs => 1 });
$t2 = Mail::SpamAssassin::Timeout->new({ secs => 2 });
$r = $t1->run(sub { $t2->run(sub { mysleep 4; 43 }); 42 });
ok($t1->timed_out);
ok(!$t2->timed_out); # should t2 be considered expired or not after 1 s ???
ok(!defined $r);
$t1 = Mail::SpamAssassin::Timeout->new({ secs => 2 });
$t2 = Mail::SpamAssassin::Timeout->new({ secs => 1 });
$r = $t1->run(sub { $t2->run(sub { mysleep 4; 43 }); 42 });
ok(!$t1->timed_out);
ok($t2->timed_out);
ok($r == 42);
$t1 = Mail::SpamAssassin::Timeout->new({ secs => 2 });
$t2 = Mail::SpamAssassin::Timeout->new({ secs => 1 });
$r = $t1->run(sub { $t2->run(sub { mysleep 3; 43 }); mysleep 3; 42 });
ok($t1->timed_out);
ok($t2->timed_out);
ok(!defined $r);
$t1 = Mail::SpamAssassin::Timeout->new({ secs => 1 });
$t2 = Mail::SpamAssassin::Timeout->new({ secs => 1 });
$r = $t1->run(sub { $t2->run(sub { mysleep 3; 43 }); mysleep 3; 42 });
ok($t1->timed_out);
ok($t2->timed_out);
ok(!defined $r);
my $when = int(time + 1.5);
$t1 = Mail::SpamAssassin::Timeout->new({ deadline => $when });
$t2 = Mail::SpamAssassin::Timeout->new({ deadline => $when });
$r = $t1->run(sub { $t2->run(sub { mysleep 4; 43 }); 42 });
ok(!$t1->timed_out); # should t1 be considered expired or not ???
ok($t2->timed_out);
ok($r == 42);
1;