libcryptx-perl/t/prng_yarrow.t
2018-03-22 15:51:09 +01:00

67 lines
1.7 KiB
Perl

use strict;
use warnings;
use Test::More tests => 19;
use Crypt::PRNG::Yarrow qw(random_bytes random_bytes_hex random_bytes_b64 random_bytes_b64u random_string random_string_from rand irand);
my $r = Crypt::PRNG::Yarrow->new();
ok($r, 'new');
{
my $sum = 0;
$sum += $r->double for (1..1000);
my $avg = $sum/1000;
ok($avg>0.4 && $avg<0.6, "rand $avg");
}
{
my $sum = 0;
$sum += $r->double(-180) for (1..1000);
my $avg = $sum/1000;
ok($avg>-100 && $avg<-80, "rand $avg");
}
{
my $sum = 0;
$sum += $r->int32 for (1..1000);
my $avg = $sum/1000;
ok($avg>2**30 && $avg<2**32, "rand $avg");
}
{
my $sum = 0;
$sum += rand(80) for (1..1000);
my $avg = $sum/1000;
ok($avg>30 && $avg<50, "rand $avg");
}
{
my $sum = 0;
$sum += rand(-180) for (1..1000);
my $avg = $sum/1000;
ok($avg>-100 && $avg<-80, "rand $avg");
}
{
my $sum = 0;
$sum += irand for (1..1000);
my $avg = $sum/1000;
ok($avg>2**30 && $avg<2**32, "rand $avg");
}
{
like($r->string(45), qr/^[A-Z-a-z0-9]+$/, 'string');
like($r->string_from("ABC,.-", 45), qr/^[ABC,\,\.\-]+$/, 'string');
is(length $r->bytes(55), 55, "bytes");
like($r->bytes_hex(55), qr/^[0-9A-Fa-f]{110}$/, "bytes_hex");
like($r->bytes_b64(60), qr/^[A-Za-z0-9+\/=]{80}$/, "bytes_b64");
like($r->bytes_b64u(60), qr/^[A-Za-z0-9_-]{80}$/, "bytes_b64u");
like(random_string(45), qr/^[A-Z-a-z0-9]+$/, 'string');
like(random_string_from("ABC,.-", 45), qr/^[ABC,\,\.\-]+$/, 'string');
is(length random_bytes(55), 55, "bytes");
like(random_bytes_hex(55), qr/^[0-9A-Fa-f]{110}$/, "bytes_hex");
like(random_bytes_b64(60), qr/^[A-Za-z0-9+\/=]{80}$/, "bytes_b64");
like(random_bytes_b64u(60), qr/^[A-Za-z0-9_-]{80}$/, "bytes_b64u");
}