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# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl test.pl'
use strict;
use vars qw($loaded);
BEGIN { $| = 1; print "1..41\n"; }
END {print "not ok 1\n" unless $loaded; }
my $ok_count = 1;
sub ok {
shift or print "not ";
print "ok $ok_count\n";
++$ok_count;
}
use Proc::Background qw(timeout_system);
package EmptySubclass;
use Proc::Background;
use vars qw(@ISA);
@ISA = qw(Proc::Background);
package main;
# If we got here, then the package being tested was loaded.
$loaded = 1;
ok(1); # 1
# Find the sleep_exit.pl and timed-process scripts. The sleep_exit.pl
# script takes a sleep time and an exit value. timed-process takes a
# sleep time and a command to run.
my $sleep_exit;
foreach my $dir (qw(. ./bin ./t ../bin ../t Proc-Background/t /usr/bin)) {
unless ($sleep_exit) {
my $s = "$dir/sleep_exit.pl";
$sleep_exit = $s if -r $s;
}
}
$sleep_exit or die "Cannot find sleep_exit.pl.\n";
my @sleep_exit = ($^X, '-w', $sleep_exit);
my $sleep_exit_cmdline= join ' ', map { $_ =~ /\S/? qq{"$_"} : $_ } @sleep_exit;
# Test the alive and wait returns.
my $p1 = EmptySubclass->new(@sleep_exit, 2, 26);
ok($p1); # 2
if ($p1) {
ok($p1->alive); # 3
sleep 3;
ok(!$p1->alive); # 4
ok(($p1->wait >> 8) == 26); # 5
} else {
ok(0); # 3
ok(0); # 4
ok(0); # 5
}
# Test alive, wait, and die on already dead process. Also pass some
# bogus command line options to the program to make sure that the
# argument protecting code for Windows does not cause the shell any
# confusion.
my $p2 = EmptySubclass->new(@sleep_exit,
2,
5,
"\t",
'"',
'\" 10 \\" \\\\"');
ok($p2); # 6
if ($p2) {
ok($p2->alive); # 7
ok(($p2->wait >> 8) == 5); # 8
ok($p2->die); # 9
ok(($p2->wait >> 8) == 5); # 10
} else {
ok(0); # 7
ok(0); # 8
ok(0); # 9
ok(0); # 10
}
# Test die on a live process and collect the exit value. The exit
# value should not be 0.
my $p3 = EmptySubclass->new(@sleep_exit, 10, 0);
ok($p3); # 11
if ($p3) {
ok($p3->alive); # 12
sleep 1;
ok($p3->die); # 13
ok(!$p3->alive); # 14
ok($p3->wait); # 15
ok($p3->end_time > $p3->start_time); # 16
} else {
ok(0); # 12
ok(0); # 13
ok(0); # 14
ok(0); # 15
ok(0); # 16
}
# Test the timeout_system function. In the first case, sleep_exit.pl
# should exit with 26 before the timeout, and in the other case, it
# should be killed and exit with a non-zero status. Do not check the
# wait return value when the process is killed, since the return value
# is different on Unix and Win32 platforms.
my $a = timeout_system(2, @sleep_exit, 0, 26);
my @a = timeout_system(2, @sleep_exit, 0, 26);
ok($a>>8 == 26); # 17
ok(@a == 2); # 18
ok($a[0]>>8 == 26); # 19
ok($a[1] == 0); # 20
$a = timeout_system(1, @sleep_exit, 4, 0);
@a = timeout_system(1, @sleep_exit, 4, 0);
ok($a); # 21
ok(@a == 2); # 22
ok($a[0]); # 23
ok($a[1] == 1); # 24
# Test the code to find a program if the path to it is not absolute.
my $p4 = EmptySubclass->new(@sleep_exit, 0, 0);
ok($p4); # 25
if ($p4) {
ok($p4->pid); # 26
sleep 2;
ok(!$p4->alive); # 27
ok(($p4->wait >> 8) == 0); # 28
} else {
ok(0); # 26
ok(0); # 27
ok(0); # 28
}
# Test a command line entered as a single string.
my $p5 = EmptySubclass->new("$sleep_exit_cmdline 2 26");
ok($p5); # 29
if ($p5) {
ok($p5->alive); # 30
sleep 3;
ok(!$p5->alive); # 31
ok(($p5->wait >> 8) == 26); # 32
} else {
ok(0); # 30
ok(0); # 31
ok(0); # 32
}
# Test the ability to pass options to Proc::Background::new.
my %options;
my $p6 = EmptySubclass->new(\%options, @sleep_exit, 0, 43);
ok($p6); # 33
if ($p6) {
ok(($p6->wait >> 8) == 43); # 34
} else {
ok(0); # 34
}
# Test to make sure that the process is killed when the
# Proc::Background object goes out of scope.
$options{die_upon_destroy} = 1;
{
my $p7 = EmptySubclass->new(\%options, @sleep_exit, 99999, 98);
ok($p7); # 35
if ($p7) {
my $pid = $p7->pid;
ok(defined $pid); # 36
sleep 1;
ok(kill(0, $pid) == 1); # 37
$p7 = undef;
# sleep up to 10 seconds waiting for the process id to stop being valid
my $kill= 1;
for (1..10) { sleep 1; last if !($kill=kill(0, $pid)); }
ok($kill == 0); # 38
} else {
ok(0); # 36
ok(0); # 37
ok(0); # 38
}
}
# Test wait with a timeout on a process that doesn't exit.
my $p8 = EmptySubclass->new(@sleep_exit, 10, 0);
ok($p8); # 39
ok($p8 && $p8->alive); # 40
ok($p8 && !defined $p8->wait(1.5)); # 41
$p8->die;
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