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1 | #!./perl -w |
2 | |
3 | BEGIN { |
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4 | chdir 't' if -d 't'; |
5 | @INC = '../lib'; |
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6 | } |
7 | |
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8 | use Test::More; |
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9 | |
10 | BEGIN { |
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11 | require Config; import Config; |
12 | if ($Config{'extensions'} !~ /\bSocket\b/ && |
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13 | !(($^O eq 'VMS') && $Config{d_socket})) |
14 | { |
15 | plan skip_all => "Test uses Socket, Socket not built"; |
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16 | } |
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17 | if ($^O eq 'MacOS' || ($^O eq 'irix' && $Config{osvers} == 5)) { |
18 | plan skip_all => "Test relies on resolution of localhost, fails on $^O ($Config{osvers})"; |
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19 | } |
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20 | } |
21 | |
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22 | use Test::More tests => 7; |
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23 | |
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24 | BEGIN { use_ok 'Net::hostent' } |
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25 | |
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26 | # Remind me to add this to Test::More. |
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27 | sub DIE { |
28 | print "# @_\n"; |
29 | exit 1; |
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30 | } |
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31 | |
32 | # test basic resolution of localhost <-> 127.0.0.1 |
33 | use Socket; |
34 | |
35 | my $h = gethost('localhost'); |
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36 | SKIP: { |
37 | skip "Can't resolve localhost and you don't have /etc/hosts", 6 |
38 | if (!defined($h) && !-e '/etc/hosts'); |
39 | |
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40 | ok(defined $h, "gethost('localhost')") || |
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41 | DIE("Can't continue without working gethost: $!"); |
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42 | |
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43 | is( inet_ntoa($h->addr), "127.0.0.1", 'addr from gethost' ); |
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44 | |
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45 | my $i = gethostbyaddr(inet_aton("127.0.0.1")); |
46 | ok(defined $i, "gethostbyaddr('127.0.0.1')") || |
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47 | DIE("Can't continue without working gethostbyaddr: $!"); |
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48 | |
49 | is( inet_ntoa($i->addr), "127.0.0.1", 'addr from gethostbyaddr' ); |
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50 | |
51 | # need to skip the name comparisons on Win32 because windows will |
52 | # return the name of the machine instead of "localhost" when resolving |
53 | # 127.0.0.1 or even "localhost" |
54 | |
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55 | # - VMS returns "LOCALHOST" under tcp/ip services V4.1 ECO 2, possibly others |
56 | # - OS/390 returns localhost.YADDA.YADDA |
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57 | |
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58 | SKIP: { |
59 | skip "Windows will return the machine name instead of 'localhost'", 2 |
60 | if $^O eq 'MSWin32' or $^O eq 'NetWare' or $^O eq 'cygwin'; |
61 | |
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62 | print "# name = " . $h->name . ", aliases = " . join (",", @{$h->aliases}) . "\n"; |
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63 | |
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64 | my $in_alias; |
65 | unless ($h->name =~ /^localhost(?:\..+)?$/i) { |
66 | foreach (@{$h->aliases}) { |
67 | if (/^localhost(?:\..+)?$/i) { |
68 | $in_alias = 1; |
69 | last; |
70 | } |
71 | } |
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72 | ok( $in_alias ); |
73 | } else { |
74 | ok( 1 ); |
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75 | } |
76 | |
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77 | if ($in_alias) { |
78 | # If we found it in the aliases before, expect to find it there again. |
79 | foreach (@{$h->aliases}) { |
80 | if (/^localhost(?:\..+)?$/i) { |
81 | # This time, clear the flag if we see "localhost" |
82 | undef $in_alias; |
83 | last; |
84 | } |
85 | } |
86 | } |
87 | |
88 | if( $in_alias ) { |
89 | like( $i->name, qr/^localhost(?:\..+)?$/i ); |
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90 | } |
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91 | else { |
92 | ok( !$in_alias ); |
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93 | print "# " . $h->name . " " . join (",", @{$h->aliases}) . "\n"; |
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94 | } |
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95 | } |
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96 | } |