BEGIN {    if ($ENV{PERL_CORE}) {	chdir 't' if -d 't';	@INC = ("../lib", "lib/compress");    }}use lib qw(t t/compress);use strict;use warnings;use bytes;use Test::More ;use CompTestUtils;BEGIN {     # use Test::NoWarnings, if available    my $extra = 0 ;    $extra = 1        if eval { require Test::NoWarnings ;  import Test::NoWarnings; 1 };    plan tests => 288 + $extra ;    use_ok('Compress::Raw::Zlib', 2) ; }my $hello = <<EOM ;hello worldthis is a testEOMmy $len   = length $hello ;# Check zlib_version and ZLIB_VERSION are the same.is Compress::Raw::Zlib::zlib_version, ZLIB_VERSION ;for my $i (1 .. 13){    print "#\n#Length $i\n#\n";    my $hello = "I am a HAL 9000 computer" x 2001;    my $tmp = $hello ;        my @hello = ();    push @hello, $1 	while $tmp =~ s/^(.{$i})//;    push @hello, $tmp if length $tmp ;    my ($err, $x, $X, $status);      ok( ($x, $err) = new Compress::Raw::Zlib::Deflate (-AppendOutput => 1));    ok $x ;    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;     ok ! defined $x->msg(), "  no msg" ;    is $x->total_in(), 0, "  total_in == 0" ;    is $x->total_out(), 0, "  total_out == 0" ;    my $out ;    foreach (@hello)    {        $status = $x->deflate($_, $out) ;        last unless $status == Z_OK ;         }    cmp_ok $status, '==', Z_OK, "  status is Z_OK" ;        cmp_ok $x->flush($out), '==', Z_OK, "  flush returned Z_OK" ;         ok ! defined $x->msg(), "  no msg"  ;    is $x->total_in(), length $hello, "  length total_in" ;    is $x->total_out(), length $out, "  length total_out" ;         my @Answer = ();    $tmp = $out;    push @Answer, $1 while $tmp =~ s/^(.{$i})//;    push @Answer, $tmp if length $tmp ;         my $k;    ok(($k, $err) = new Compress::Raw::Zlib::Inflate( -AppendOutput => 1));    ok $k ;    cmp_ok $err, '==', Z_OK, "  status is Z_OK" ;     ok ! defined $k->msg(), "  no msg" ;    is $k->total_in(), 0, "  total_in == 0" ;    is $k->total_out(), 0, "  total_out == 0" ;    my $GOT = '';    my $Z;    $Z = 1 ;#x 2000 ;    foreach (@Answer)    {        $status = $k->inflate($_, $GOT) ;        last if $status == Z_STREAM_END or $status != Z_OK ;         }         cmp_ok $status, '==', Z_STREAM_END, "  status is Z_STREAM_END" ;    is $GOT, $hello, "  got expected output" ;    ok ! defined $k->msg(), "  no msg" ;    is $k->total_in(), length $out, "  length total_in ok" ;    is $k->total_out(), length $hello, "  length total_out ok" ;}