# Test this only iff we have an executable /usr/bin/gzip
# AND we have /usr/bin in our PATH
# AND we have a useable /usr/bin directory.
# This limits the testing to UNIX-like
# systems but that should be enough.
my $gzip = "/usr/bin/gzip";
unless( -x $gzip &&
":$ENV{PATH}:" =~ m!:/usr/bin:! &&
-d "/usr/bin" && -x "/usr/bin") {
print "1..0 # Skip: no $gzip\n";
exit 0;
}
sub ok
{
my ($no, $ok) = @_ ;
print "ok $no\n" if $ok ;
print "not ok $no\n" unless $ok ;
}
my $hasCompressZlib;
BEGIN {
eval { require Compress::Zlib };
$hasCompressZlib = $@ ? 0 : 1;
}
use IO::Zlib;
print "1..33\n";
# Other export functionality (none) is tested in import.t.
ok(1,
$hasCompressZlib == IO::Zlib::has_Compress_Zlib());
eval "use IO::Zlib qw(:gzip_external)";
ok(2,
$@ =~ /^IO::Zlib::import: ':gzip_external' requires an argument /);
eval "use IO::Zlib";
ok(3, !$@);
ok(4,
$hasCompressZlib || IO::Zlib::gzip_used());
ok(5,
!defined IO::Zlib::gzip_external());
ok(6,
IO::Zlib::gzip_read_open() eq 'gzip -dc %s |');
ok(7,
IO::Zlib::gzip_write_open() eq '| gzip > %s');
ok(8,
($hasCompressZlib && \&IO::Zlib::gzopen == \&Compress::Zlib::gzopen) ||
\&IO::Zlib::gzopen == \&IO::Zlib::gzopen_external);
eval "use IO::Zlib qw(:gzip_external 0)";
ok(9,
!IO::Zlib::gzip_external());
ok(10,
($hasCompressZlib && \&IO::Zlib::gzopen == \&Compress::Zlib::gzopen) ||
(!$hasCompressZlib &&
$@ =~ /^IO::Zlib::import: no Compress::Zlib and no external gzip /));
eval "use IO::Zlib qw(:gzip_external 1)";
ok(11,
IO::Zlib::gzip_used());
ok(12,
IO::Zlib::gzip_external());
ok(13,
\&IO::Zlib::gzopen == \&IO::Zlib::gzopen_external);
eval 'IO::Zlib->new("foo", "xyz")';
ok(14, $@ =~ /^IO::Zlib::gzopen_external: mode 'xyz' is illegal /);
# The following is a copy of the basic.t, shifted up by 14 tests,
# the difference being that now we should be using the external gzip.
$name="test.gz";
$hello = <<EOM ;
hello world
this is a test
EOM
ok(15, $file = IO::Zlib->new($name, "wb"));
ok(16, $file->print($hello));
ok(17, $file->opened());
ok(18, $file->close());
ok(19, !$file->opened());
ok(20, $file = IO::Zlib->new());
ok(21, $file->open($name, "rb"));
ok(22, !$file->eof());
ok(23, $file->read($uncomp, 1024) == length($hello));
ok(24, $file->eof());
ok(25, $file->opened());
ok(26, $file->close());
ok(27, !$file->opened());
unlink($name);
ok(28, $hello eq $uncomp);
ok(29, !defined(IO::Zlib->new($name, "rb")));
# Then finally test modifying the open commands.
my $new_read = 'gzip.exe /d /c %s |';
eval "use IO::Zlib ':gzip_read_open' => '$new_read'";
ok(30,
IO::Zlib::gzip_read_open() eq $new_read);
eval "use IO::Zlib ':gzip_read_open' => 'bad'";
ok(31,
$@ =~ /^IO::Zlib::import: ':gzip_read_open' 'bad' is illegal /);
my $new_write = '| gzip.exe %s';
eval "use IO::Zlib ':gzip_write_open' => '$new_write'";
ok(32,
IO::Zlib::gzip_write_open() eq $new_write);
eval "use IO::Zlib ':gzip_write_open' => 'bad'";
ok(33,
$@ =~ /^IO::Zlib::import: ':gzip_write_open' 'bad' is illegal /);