use lib 't';
use strict;
use warnings;
use bytes;
use Test::More ;
use CompTestUtils;
our ($BadPerl, $UncompressClass);
BEGIN
{
plan(skip_all => "Extra Tied Filehandle needs Perl 5.6 or better - you have Perl $]" )
if $] < 5.006 ;
my $tests ;
$BadPerl = ($] >= 5.006 and $] <= 5.008) ;
if ($BadPerl) {
$tests = 78 ;
}
else {
$tests = 84 ;
}
# use Test::NoWarnings, if available
my $extra = 0 ;
$extra = 1
if eval { require Test::NoWarnings ; import Test::NoWarnings; 1 };
plan tests => $tests + $extra ;
}
use IO::Handle qw(SEEK_SET SEEK_CUR SEEK_END);
sub myGZreadFile
{
my $filename = shift ;
my $init = shift ;
my $fil = new $UncompressClass $filename,
-Strict => 1,
-Append => 1
;
my $data ;
$data = $init if defined $init ;
1 while $fil->read($data) > 0;
$fil->close ;
return $data ;
}
sub run
{
my $CompressClass = identify();
$UncompressClass = getInverse($CompressClass);
my $Error = getErrorRef($CompressClass);
my $UnError = getErrorRef($UncompressClass);
{
title "Testing $CompressClass and $UncompressClass";
{
# Write
# these tests come almost 100% from IO::String
my $lex = new LexFile my $name ;
my $io = $CompressClass->new($name);
is tell($io), 0 ;
is $io->tell(), 0 ;
my $heisan = "Heisan\n";
print $io $heisan ;
ok ! eof($io);
ok ! $io->eof();
is tell($io), length($heisan) ;
is $io->tell(), length($heisan) ;
$io->print("a", "b", "c");
{
local($\) = "\n";
print $io "d", "e";
local($,) = ",";
print $io "f", "g", "h";
}
my $foo = "1234567890";
ok syswrite($io, $foo, length($foo)) == length($foo) ;
if ( $] < 5.6 )
{ is $io->syswrite($foo, length $foo), length $foo }
else
{ is $io->syswrite($foo), length $foo }
ok $io->syswrite($foo, length($foo)) == length $foo;
ok $io->write($foo, length($foo), 5) == 5;
ok $io->write("xxx\n", 100, -1) == 1;
for (1..3) {
printf $io "i(%d)", $_;
$io->printf("[%d]\n", $_);
}
select $io;
print "\n";
select STDOUT;
close $io ;
ok eof($io);
ok $io->eof();
is myGZreadFile($name), "Heisan\nabcde\nf,g,h\n" .
("1234567890" x 3) . "67890\n" .
"i(1)[1]\ni(2)[2]\ni(3)[3]\n\n";
}
{
# Read
my $str = <<EOT;
This is an example
of a paragraph
and a single line.
EOT
my $lex = new LexFile my $name ;
my $iow = new $CompressClass $name ;
print $iow $str ;
close $iow;
my @tmp;
my $buf;
{
my $io = new $UncompressClass $name ;
ok ! $io->eof;
ok ! eof $io;
is $io->tell(), 0 ;
is tell($io), 0 ;
my @lines = <$io>;
is @lines, 6
or print "# Got " . scalar(@lines) . " lines, expected 6\n" ;
is $lines[1], "of a paragraph\n" ;
is join('', @lines), $str ;
is $., 6;
#print "TELL says " . tell($io) , " should be ${ \length($str) }\n" ;
is $io->tell(), length($str) ;
is tell($io), length($str) ;
ok $io->eof;
ok eof $io;
ok ! ( defined($io->getline) ||
(@tmp = $io->getlines) ||
defined(<$io>) ||
defined($io->getc) ||
read($io, $buf, 100) != 0) ;
}
{
local $/; # slurp mode
my $io = $UncompressClass->new($name);
ok ! $io->eof;
my @lines = $io->getlines;
ok $io->eof;
ok @lines == 1 && $lines[0] eq $str;
$io = $UncompressClass->new($name);
ok ! $io->eof;
my $line = <$io>;
ok $line eq $str;
ok $io->eof;
}
{
local $/ = ""; # paragraph mode
my $io = $UncompressClass->new($name);
ok ! $io->eof;
my @lines = <$io>;
ok $io->eof;
ok @lines == 2
or print "# Got " . scalar(@lines) . " lines, expected 2\n" ;
ok $lines[0] eq "This is an example\nof a paragraph\n\n\n"
or print "# $lines[0]\n";
ok $lines[1] eq "and a single line.\n\n";
}
{
local $/ = "is";
my $io = $UncompressClass->new($name);
my @lines = ();
my $no = 0;
my $err = 0;
ok ! $io->eof;
while (<$io>) {
push(@lines, $_);
$err++ if $. != ++$no;
}
ok $err == 0 ;
ok $io->eof;
ok @lines == 3
or print "# Got " . scalar(@lines) . " lines, expected 3\n" ;
ok join("-", @lines) eq
"This- is- an example\n" .
"of a paragraph\n\n\n" .
"and a single line.\n\n";
}
# Test read
{
my $io = $UncompressClass->new($name);
ok $io, "opened ok" ;
#eval { read($io, $buf, -1); } ;
#like $@, mkErr("length parameter is negative"), "xxx $io $UncompressClass $RawInflateError" ;
#eval { read($io, 1) } ;
#like $@, mkErr("buffer parameter is read-only");
is read($io, $buf, 0), 0, "Requested 0 bytes" ;
ok read($io, $buf, 3) == 3 ;
ok $buf eq "Thi";
ok sysread($io, $buf, 3, 2) == 3 ;
ok $buf eq "Ths i"
or print "# [$buf]\n" ;;
ok ! $io->eof;
# $io->seek(-4, 2);
#
# ok ! $io->eof;
#
# ok read($io, $buf, 20) == 4 ;
# ok $buf eq "e.\n\n";
#
# ok read($io, $buf, 20) == 0 ;
# ok $buf eq "";
#
# ok ! $io->eof;
}
}
{
title "seek tests" ;
my $lex = new LexFile my $name ;
my $first = "beginning" ;
my $last = "the end" ;
my $iow = new $CompressClass $name ;
print $iow $first ;
ok seek $iow, 10, SEEK_CUR ;
is tell($iow), length($first)+10;
ok $iow->seek(0, SEEK_CUR) ;
is tell($iow), length($first)+10;
print $iow $last ;
close $iow;
my $io = $UncompressClass->new($name);
ok myGZreadFile($name) eq $first . "\x00" x 10 . $last ;
$io = $UncompressClass->new($name);
ok seek $io, length($first)+10, SEEK_CUR ;
ok ! $io->eof;
is tell($io), length($first)+10;
ok seek $io, 0, SEEK_CUR ;
is tell($io), length($first)+10;
my $buff ;
ok read $io, $buff, 100 ;
ok $buff eq $last ;
ok $io->eof;
}
if (! $BadPerl)
{
# seek error cases
my $b ;
my $a = new $CompressClass(\$b) ;
ok ! $a->error() ;
eval { seek($a, -1, 10) ; };
like $@, mkErr("seek: unknown value, 10, for whence parameter");
eval { seek($a, -1, SEEK_END) ; };
like $@, mkErr("cannot seek backwards");
print $a "fred";
close $a ;
my $u = new $UncompressClass(\$b) ;
eval { seek($u, -1, 10) ; };
like $@, mkErr("seek: unknown value, 10, for whence parameter");
eval { seek($u, -1, SEEK_END) ; };
like $@, mkErr("seek: SEEK_END not allowed");
eval { seek($u, -1, SEEK_CUR) ; };
like $@, mkErr("cannot seek backwards");
}
{
title 'fileno' ;
my $lex = new LexFile my $name ;
my $hello = <<EOM ;
hello world
this is a test
EOM
{
my $fh ;
ok $fh = new IO::File ">$name" ;
my $x ;
ok $x = new $CompressClass $fh ;
ok $x->fileno() == fileno($fh) ;
ok $x->fileno() == fileno($x) ;
ok $x->write($hello) ;
ok $x->close ;
$fh->close() ;
}
my $uncomp;
{
my $x ;
ok my $fh1 = new IO::File "<$name" ;
ok $x = new $UncompressClass $fh1, -Append => 1 ;
ok $x->fileno() == fileno $fh1 ;
ok $x->fileno() == fileno $x ;
1 while $x->read($uncomp) > 0 ;
ok $x->close ;
}
ok $hello eq $uncomp ;
}
}
}
1;