| 1 | #!./perl -w |
| 2 | |
| 3 | BEGIN { |
| 4 | chdir 't' if -d 't'; |
| 5 | @INC = '../lib'; |
| 6 | } |
| 7 | |
| 8 | use Test::More; |
| 9 | |
| 10 | BEGIN { |
| 11 | require Config; import Config; |
| 12 | if ($Config{'extensions'} !~ /\bSocket\b/ && |
| 13 | !(($^O eq 'VMS') && $Config{d_socket})) |
| 14 | { |
| 15 | plan skip_all => "Test uses Socket, Socket not built"; |
| 16 | } |
| 17 | if ($^O eq 'MacOS') { |
| 18 | plan skip_all => "Test relies on resolution of localhost, fails on Mac OS"; |
| 19 | } |
| 20 | } |
| 21 | |
| 22 | use Test::More tests => 7; |
| 23 | |
| 24 | BEGIN { use_ok 'Net::hostent' } |
| 25 | |
| 26 | # Remind me to add this to Test::More. |
| 27 | sub DIE { |
| 28 | print "# @_\n"; |
| 29 | exit 1; |
| 30 | } |
| 31 | |
| 32 | # test basic resolution of localhost <-> 127.0.0.1 |
| 33 | use Socket; |
| 34 | |
| 35 | my $h = gethost('localhost'); |
| 36 | ok(defined $h, "gethost('localhost')") || |
| 37 | DIE("Can't continue without working gethost: $!"); |
| 38 | |
| 39 | is( inet_ntoa($h->addr), "127.0.0.1", 'addr from gethost' ); |
| 40 | |
| 41 | my $i = gethostbyaddr(inet_aton("127.0.0.1")); |
| 42 | ok(defined $i, "gethostbyaddr('127.0.0.1')") || |
| 43 | DIE("Can't continue without working gethostbyaddr: $!"); |
| 44 | |
| 45 | is( inet_ntoa($i->addr), "127.0.0.1", 'addr from gethostbyaddr' ); |
| 46 | |
| 47 | # need to skip the name comparisons on Win32 because windows will |
| 48 | # return the name of the machine instead of "localhost" when resolving |
| 49 | # 127.0.0.1 or even "localhost" |
| 50 | |
| 51 | # - VMS returns "LOCALHOST" under tcp/ip services V4.1 ECO 2, possibly others |
| 52 | # - OS/390 returns localhost.YADDA.YADDA |
| 53 | |
| 54 | SKIP: { |
| 55 | skip "Windows will return the machine name instead of 'localhost'", 2 |
| 56 | if $^O eq 'MSWin32' or $^O eq 'NetWare' or $^O eq 'cygwin'; |
| 57 | |
| 58 | print "# name = " . $h->name . ", aliases = " . join (",", @{$h->aliases}) . "\n"; |
| 59 | |
| 60 | my $in_alias; |
| 61 | unless ($h->name =~ /^localhost(?:\..+)?$/i) { |
| 62 | foreach (@{$h->aliases}) { |
| 63 | if (/^localhost(?:\..+)?$/i) { |
| 64 | $in_alias = 1; |
| 65 | last; |
| 66 | } |
| 67 | } |
| 68 | ok( $in_alias ); |
| 69 | } else { |
| 70 | ok( 1 ); |
| 71 | } |
| 72 | |
| 73 | if ($in_alias) { |
| 74 | # If we found it in the aliases before, expect to find it there again. |
| 75 | foreach (@{$h->aliases}) { |
| 76 | if (/^localhost(?:\..+)?$/i) { |
| 77 | # This time, clear the flag if we see "localhost" |
| 78 | undef $in_alias; |
| 79 | last; |
| 80 | } |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | if( $in_alias ) { |
| 85 | like( $i->name, qr/^localhost(?:\..+)?$/i ); |
| 86 | } |
| 87 | else { |
| 88 | ok( !$in_alias ); |
| 89 | print "# " . $h->name . " " . join (",", @{$h->aliases}) . "\n"; |
| 90 | } |
| 91 | } |