xref: /openbsd/gnu/usr.bin/perl/cpan/Socket/t/Socket.t (revision d415bd75) 
1#!./perl
2
3use v5.6.1;
4use strict;
5use warnings;
6
7our %Config;
8my $has_alarm;
9BEGIN {
10    require Config; import Config;
11    if ($Config{'extensions'} !~ /\bSocket\b/ &&
12        !(($^O eq 'VMS') && $Config{d_socket})) {
13	print "1..0\n";
14	exit 0;
15    }
16    $has_alarm = $Config{d_alarm};
17}
18
19use Socket qw(:all);
20use Test::More tests => 6;
21
22my $has_echo = $^O ne 'MSWin32';
23my $alarmed = 0;
24sub arm      { $alarmed = 0; alarm(shift) if $has_alarm }
25sub alarmed  { $alarmed = 1 }
26$SIG{ALRM} = 'alarmed'                    if $has_alarm;
27
28SKIP: {
29    unless(socket(T, PF_INET, SOCK_STREAM, IPPROTO_TCP)) {
30	skip "No PF_INET", 3;
31    }
32
33    pass "socket(PF_INET)";
34
35    arm(5);
36    my $host = $^O eq 'MacOS' || ($^O eq 'irix' && $Config{osvers} == 5) ?
37			 	 '127.0.0.1' : 'localhost';
38    my $localhost = inet_aton($host);
39
40    SKIP: {
41	unless($has_echo && defined $localhost && connect(T,pack_sockaddr_in(7,$localhost))) {
42	    skip "Unable to connect to localhost:7", 2;
43	}
44
45	arm(0);
46
47	pass "PF_INET echo localhost connected";
48
49	diag "Connected to " .
50		inet_ntoa((unpack_sockaddr_in(getpeername(T)))[1])."\n";
51
52	arm(5);
53	syswrite(T,"hello",5);
54	arm(0);
55
56	arm(5);
57	my $buff;
58	my $read = sysread(T,$buff,10);	# Connection may be granted, then closed!
59	arm(0);
60
61	while ($read > 0 && length($buff) < 5) {
62	    # adjust for fact that TCP doesn't guarantee size of reads/writes
63	    arm(5);
64	    $read = sysread(T,$buff,10,length($buff));
65	    arm(0);
66	}
67
68	ok(($read == 0 || $buff eq "hello"), "PF_INET echo localhost reply");
69    }
70}
71
72SKIP: {
73    unless(socket(S, PF_INET, SOCK_STREAM, IPPROTO_TCP)) {
74	skip "No PF_INET", 3;
75    }
76
77    pass "socket(PF_INET)";
78
79    SKIP: {
80	arm(5);
81	unless($has_echo && connect(S,pack_sockaddr_in(7,INADDR_LOOPBACK))) {
82	    skip "Unable to connect to localhost:7", 2;
83	}
84
85        arm(0);
86
87	pass "PF_INET echo INADDR_LOOPBACK connected";
88
89	diag "Connected to " .
90		inet_ntoa((unpack_sockaddr_in(getpeername(S)))[1])."\n";
91
92	arm(5);
93	syswrite(S,"olleh",5);
94	arm(0);
95
96	arm(5);
97	my $buff;
98	my $read = sysread(S,$buff,10);	# Connection may be granted, then closed!
99	arm(0);
100
101	while ($read > 0 && length($buff) < 5) {
102	    # adjust for fact that TCP doesn't guarantee size of reads/writes
103	    arm(5);
104	    $read = sysread(S,$buff,10,length($buff));
105	    arm(0);
106	}
107
108	ok(($read == 0 || $buff eq "olleh"), "PF_INET echo INADDR_LOOPBACK reply");
109    }
110}
111