summaryrefslogtreecommitdiff
path: root/ext/Digest/MD5/t/files.t
blob: bf8aa0684e3feeabc60485de1407357461f0f0a4 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
BEGIN {
	if ($ENV{PERL_CORE}) {
        	chdir 't' if -d 't';
        	@INC = '../lib';
        }
}

print "1..5\n";

use strict;
use Digest::MD5 qw(md5 md5_hex md5_base64);

#
# This is the output of: 'md5sum Changes README MD5.pm MD5.xs rfc1321.txt'
#
my $EXPECT;

# To update the EBCDIC section even on a Latin 1 platform,
# run this script with $ENV{EBCDIC_MD5SUM} set to a true value.
# (You'll need to have Perl 5.7.3 or later, to have the Encode installed.)
# (And remember that under the Perl core distribution you should
#  also have the $ENV{PERL_CORE} set to a true value.)
# Similarly, to update MacOS section, run with $ENV{MAC_MD5SUM} set.

if (ord "A" == 193) { # EBCDIC
    $EXPECT = <<EOT;
b362148b17a451f0d81e0ebb2487756e  Changes
5a591a47e8c40fe4b78c744111511c45  README
3157e2d2e27dacddea7c54efddc32520  MD5.pm
4850753428db9422e8e5f97b401d5a13  MD5.xs
276da0aa4e9a08b7fe09430c9c5690aa  rfc1321.txt
EOT
} elsif ("\n" eq "\015") { # MacOS
    $EXPECT = <<EOT;
cc90a85f89b397341f97c9279640fbf5  Changes
127952946201e6afc19eb41250c56871  README
d87ec77c963d27198b7427156167a5b3  MD5.pm
5be7049479ea47d7c257dabcae835720  MD5.xs
f9a35714ee1d1d0c5a3a80f4dbea956a  rfc1321.txt
EOT
} else {
    $EXPECT = <<EOT;
0106b67df0dbf9f4d65e9fc04907745b  Changes
3519f3d02c7c91158f732f0f00064657  README
88c35ca46c7e8069fb5ae00c091c98d6  MD5.pm
1be293491bba726810f8e87671ee0328  MD5.xs
754b9db19f79dbc4992f7166eb0f37ce  rfc1321.txt
EOT
}

if (!(-f "README") && -f "../README") {
   chdir("..") or die "Can't chdir: $!";
}

my $testno = 0;

my $B64 = 1;
eval { require MIME::Base64; };
if ($@) {
    print "# $@: Will not test base64 methods\n";
    $B64 = 0;
}

for (split /^/, $EXPECT) {
     my($md5hex, $file) = split ' ';
     my $base = $file;
     if ($ENV{PERL_CORE}) {
         if ($file eq 'rfc1321.txt') { # Don't have it in core.
	     print "ok ", ++$testno, " # Skip: PERL_CORE\n";
	     next;
	 }
         use File::Spec;
	 my @path = qw(ext Digest MD5);
	 my $path = File::Spec->updir;
	 while (@path) {
	   $path = File::Spec->catdir($path, shift @path);
	 }
	 $file = File::Spec->catfile($path, $file);
     }
#     print "# file = $file\n";
     unless (-f $file) {
	warn "No such file: $file\n";
	next;
     }
     if ($ENV{EBCDIC_MD5SUM}) {
         require Encode;
	 my $data = cat_file($file);	
	 Encode::from_to($data, 'latin1', 'cp1047');
	 print md5_hex($data), "  $base\n";
	 next;
     }
     if ($ENV{MAC_MD5SUM}) {
	 my $data = cat_file($file);	
	 print md5_hex($data), "  $base\n";
	 next;
     }
     my $md5bin = pack("H*", $md5hex);
     my $md5b64;
     if ($B64) {
	 $md5b64 = MIME::Base64::encode($md5bin, "");
	 chop($md5b64); chop($md5b64);   # remove padding
     }
     my $failed;
     my $got;

     if (digest_file($file, 'digest') ne $md5bin) {
	 print "$file: Bad digest\n";
	 $failed++;
     }

     if (($got = digest_file($file, 'hexdigest')) ne $md5hex) {
	 print "$file: Bad hexdigest: got $got expected $md5hex\n";
	 $failed++;
     }

     if ($B64 && digest_file($file, 'b64digest') ne $md5b64) {
	 print "$file: Bad b64digest\n";
	 $failed++;
     }

     my $data = cat_file($file);
     if (md5($data) ne $md5bin) {
	 print "$file: md5() failed\n";
	 $failed++;
     }
     if (md5_hex($data) ne $md5hex) {
	 print "$file: md5_hex() failed\n";
	 $failed++;
     }
     if ($B64 && md5_base64($data) ne $md5b64) {
	 print "$file: md5_base64() failed\n";
	 $failed++;
     }

     if (Digest::MD5->new->add($data)->digest ne $md5bin) {
	 print "$file: MD5->new->add(...)->digest failed\n";
	 $failed++;
     }
     if (Digest::MD5->new->add($data)->hexdigest ne $md5hex) {
	 print "$file: MD5->new->add(...)->hexdigest failed\n";
	 $failed++;
     }
     if ($B64 && Digest::MD5->new->add($data)->b64digest ne $md5b64) {
	 print "$file: MD5->new->add(...)->b64digest failed\n";
	 $failed++;
     }

     my @data = split //, $data;
     if (md5(@data) ne $md5bin) {
	 print "$file: md5(\@data) failed\n";
	 $failed++;
     }
     if (Digest::MD5->new->add(@data)->digest ne $md5bin) {
	 print "$file: MD5->new->add(\@data)->digest failed\n";
	 $failed++;
     }
     my $md5 = Digest::MD5->new;
     for (@data) {
	 $md5->add($_);
     }
     if ($md5->digest ne $md5bin) {
	 print "$file: $md5->add()-loop failed\n";
	 $failed++;
     }

     print "not " if $failed;
     print "ok ", ++$testno, "\n";
}


sub digest_file
{
    my($file, $method) = @_;
    $method ||= "digest";
    #print "$file $method\n";

    open(FILE, $file) or die "Can't open $file: $!";
    my $digest = Digest::MD5->new->addfile(*FILE)->$method();
    close(FILE);

    $digest;
}

sub cat_file
{
    my($file) = @_;
    local $/;  # slurp
    open(FILE, $file) or die "Can't open $file: $!";

    # For PerlIO (Perl 5.8.0 and later) in case of UTF-8 locales.
    eval { binmode(FILE, ":bytes"); };

    my $tmp = <FILE>;
    close(FILE);
    $tmp;
}