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BEGIN {
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if ($ENV{PERL_CORE}) {
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chdir 't' if -d 't';
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@INC = ("../lib", "lib/compress");
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}
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}
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use lib qw(t t/compress);
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use strict;
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use warnings;
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use Test::More ;
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use CompTestUtils;
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BEGIN
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{
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# use Test::NoWarnings, if available
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my $extra = 0 ;
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$extra = 1
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if eval { require Test::NoWarnings ; import Test::NoWarnings; 1 };
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plan tests => 38 + $extra ;
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use_ok('Compress::Raw::Zlib', 2) ;
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}
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my $hello = <
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hello world
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this is a test
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EOM
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my $len = length $hello ;
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# Check zlib_version and ZLIB_VERSION are the same.
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SKIP: {
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skip "TEST_SKIP_VERSION_CHECK is set", 1
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if $ENV{TEST_SKIP_VERSION_CHECK};
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is Compress::Raw::Zlib::zlib_version, ZLIB_VERSION,
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"ZLIB_VERSION matches Compress::Raw::Zlib::zlib_version" ;
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}
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{
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title 'non-PV dictionary';
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# ==============================
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my $dictionary = *hello ;
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ok my $x = new Compress::Raw::Zlib::Deflate({-Level => Z_BEST_COMPRESSION,
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-Dictionary => $dictionary}) ;
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my $dictID = $x->dict_adler() ;
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my ($X, $Y, $Z);
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cmp_ok $x->deflate($hello, $X), '==', Z_OK;
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cmp_ok $x->flush($Y), '==', Z_OK;
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$X .= $Y ;
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ok my $k = new Compress::Raw::Zlib::Inflate(-Dictionary => $dictionary) ;
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cmp_ok $k->inflate($X, $Z), '==', Z_STREAM_END;
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is $k->dict_adler(), $dictID;
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is $hello, $Z ;
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}
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{
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d03632 |
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title "deflate/inflate - non-PV buffers";
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# ==============================
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my $hello = *hello ;
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my ($err, $x, $X, $status);
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ok( ($x, $err) = new Compress::Raw::Zlib::Deflate, "Create deflate object" );
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ok $x, "Compress::Raw::Zlib::Deflate ok" ;
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cmp_ok $err, '==', Z_OK, "status is Z_OK" ;
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d03632 |
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ok ! defined $x->msg() ;
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is $x->total_in(), 0, "total_in() == 0" ;
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is $x->total_out(), 0, "total_out() == 0" ;
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$X = *X;
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my $Answer = '';
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$status = $x->deflate($hello, $X) ;
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$Answer .= $X ;
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d03632 |
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cmp_ok $status, '==', Z_OK, "deflate returned Z_OK" ;
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d03632 |
$X = *X;
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cmp_ok $x->flush($X), '==', Z_OK, "flush returned Z_OK" ;
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$Answer .= $X ;
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d03632 |
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ok ! defined $x->msg() ;
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is $x->total_in(), length $hello, "total_in ok" ;
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is $x->total_out(), length $Answer, "total_out ok" ;
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d03632 |
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my $k;
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ok(($k, $err) = new Compress::Raw::Zlib::Inflate);
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ok $k, "Compress::Raw::Zlib::Inflate ok" ;
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cmp_ok $err, '==', Z_OK, "status is Z_OK" ;
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ok ! defined $k->msg(), "No error messages" ;
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is $k->total_in(), 0, "total_in() == 0" ;
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is $k->total_out(), 0, "total_out() == 0" ;
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my $GOT = '';
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my $Z;
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d03632 |
$Z = *Z;
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d03632 |
my $Alen = length $Answer;
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$status = $k->inflate($Answer, $Z) ;
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$GOT .= $Z ;
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cmp_ok $status, '==', Z_STREAM_END, "Got Z_STREAM_END" ;
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is $GOT, $hello, "uncompressed data matches ok" ;
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ok ! defined $k->msg(), "No error messages" ;
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is $k->total_in(), $Alen, "total_in ok" ;
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is $k->total_out(), length $hello , "total_out ok";
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d03632 |
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ok(($k, $err) = new Compress::Raw::Zlib::Inflate);
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d03632 |
ok $k, "Compress::Raw::Zlib::Inflate ok" ;
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cmp_ok $err, '==', Z_OK, "status is Z_OK" ;
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d03632 |
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$Z = *Z;
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$status = $k->inflate($hello, $Z);
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is $Z, "", 'inflating *hello does not crash';
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d03632 |
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$hello = *hello;
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|
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$status = $k->inflateSync($hello);
|
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d03632 |
cmp_ok $status, "!=", Z_OK,
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|
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d03632 |
"inflateSync on *hello returns error (and does not crash)";
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|
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d03632 |
}
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d03632 |
|