# -*- mode: perl -*-
use Test::More tests => 5;
## test the rollover past blockSize100k
## - make up a large file by essentially repeating one of the other sample files
BEGIN {
use_ok('Compress::Bzip2');
};
do './t/lib.pl';
my $INFILE = catfile( qw(bzlib-src sample2.ref) );
( my $MODELFILE = $INFILE ) =~ s/\.ref$/.bz2/;
my $PREFIX = catfile( qw(t 024-tmp) );
my $in;
open( $in, $INFILE );
my $d = Compress::Bzip2->new( -verbosity => $debugf ? 4 : 0, -blockSize100k => 2 );
$d->bzopen( "$PREFIX-sample.bz2", "w" );
ok( $d, "open was successful" );
my $filecount = 0;
my $counter = 0;
my $bytes = 0;
while ( $bytes < 1_000_000 ) {
while ( my $ln = sysread( $in, $buf, 512 ) ) {
my $out = $d->bzwrite( $buf, $ln );
if ( $out < 0 ) {
print STDERR "error: $out $Compress::Bzip2::bzerrno\n";
last;
}
print STDERR "read $ln bytes, bzwrite $out bytes\n" if $debugf;
$bytes += $ln;
$counter++;
}
$filecount++;
sysseek($in,0,0);
}
ok( $counter, "$counter blocks were read, $bytes bytes, in $filecount loops" );
my $res = $d->bzclose;
ok( !$res, "file was closed $res $Compress::Bzip2::bzerrno" );
close($in);
my $out;
open( $in, $INFILE ) or die;
#open( $out, "> $PREFIX-reference.bz2" ) or die;
print STDERR "Running $BZIP -2 > $PREFIX-reference.bz2\n" if $debugf;
open( $out, "| $BZIP -2 > $PREFIX-reference.bz2" ) or die;
for (my $i=0; $i<$filecount; $i++) {
while ( my $ln = sysread( $in, $buf, 512 ) ) {
syswrite($out, $buf, $ln);
}
sysseek($in,0,0);
}
close($in);
close($out);
#system( 'od -x < t/024-tmp-sample.bz2 > t/024-tmp-sample-bz2.odx' );
#system( 'diff t/024-tmp-sample-bz2.odx t/024-tmp-reference-bz2.odx > t/024-tmp-diff.txt' );
#ok( ! -s 't/024-tmp-diff.txt', "no differences with bzip2" );
ok ( compare_binary_files( "$PREFIX-sample.bz2", "$PREFIX-reference.bz2" ), 'no differences with reference' );
#system( "bzip2 < $INFILE | od -x > $PREFIX-reference-bz2.odx" );
#system( "od -x < $PREFIX-sample.bz2 | diff - $PREFIX-reference-bz2.odx > $PREFIX-diff.txt" );
#ok( ! -s "$PREFIX-diff.txt", "no differences with bzip2" );