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use Test;
use strict;
use File::Basename qw(dirname);
use File::Spec;
use Digest::SHA;
BEGIN {
if ($ENV{PERL_CORE}) {
chdir 't' if -d 't';
@INC = '../lib';
}
}
# David Ireland's test vector - SHA-256 digest of "a" x 536870912
# Adapted from Julius Duque's original script (t/24-ireland.tmp)
# - modified to use state cache via dump()/load() methods
BEGIN { plan tests => 1 }
my $filename = File::Spec->catfile(dirname($0), "ireland.tmp");
my $file = File::Spec->canonpath($filename);
open(F, ">$file"); while (<DATA>) { print F $_ } close(F);
my $data = "a" x 1000000;
my $vec = "b9045a713caed5dff3d3b783e98d1ce5778d8bc331ee4119d707072312af06a7";
my $ctx;
unless ($ctx = Digest::SHA->load($file)) {
$ctx = Digest::SHA->new(256);
for (1 .. 536) { $ctx->add($data) }
$ctx->add(substr($data, 0, 870910));
$ctx->dump($file);
}
$ctx->add("aa");
ok($ctx->hexdigest, $vec);
unlink($file);
__DATA__
alg:256
H:dd75eb45:02d4f043:06b41193:6fda751d:73064db9:787d54e1:52dc3fe0:48687dfa
block:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:61:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00:00
blockcnt:496
lenhh:0
lenhl:0
lenlh:0
lenll:4294967280
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