#!perl -w

# Before `make install' is performed this script should be runnable with
# `make test'. After `make install' it should work as `perl Linux-xattr.t'

##########################

# Test an explicitly empty namespace

use strict;
use Test::More;

BEGIN {
  my $tlib = $0;
  $tlib =~ s|/[^/]*$|/lib|;
  push(@INC, $tlib);
}
use t::Support;

if (t::Support::should_skip()) {
  plan skip_all => 'Tests unsupported on this OS/filesystem';
} else {
  plan tests => 18;
}

use File::Temp qw(tempfile);
use File::Path;
use File::ExtAttr qw(setfattr getfattr delfattr);
use IO::File;

my $TESTDIR = ($ENV{ATTR_TEST_DIR} || '.');
my ($fh, $filename) = tempfile( DIR => $TESTDIR );

close $fh or die "can't close $filename $!";

# Create a directory.
my $dirname = "$filename.dir";
eval { mkpath($dirname); };
if ($@) {
    warn "Couldn't create $dirname: $@";
}

#todo: try wierd characters in here?
#     try unicode?
my $key = "alskdfjadf2340zsdflksjdfa09eralsdkfjaldkjsldkfj";
my $val = "ZZZadlf03948alsdjfaslfjaoweir12l34kealfkjalskdfas90d8fajdlfkj./.,f";

##########################
#  Filename-based tests  #
##########################

foreach ( $filename, $dirname ) {
    print "# using $_\n";

    #set it - should fail
    my $ret = setfattr($_, "$key", $val, { namespace => '' });
    my $err = int $!;
    is ($ret, 0);
    is ($err, $!{EOPNOTSUPP});

    #read it back - should be missing
    is (getfattr($_, "$key", { namespace => '' }), undef);

    #delete it - should fail
    $ret = delfattr($_, "$key", { namespace => '' });
    $err = int $!;
    is ($ret, 0);
    is ($err, $!{EOPNOTSUPP});

    #check that it's gone
    is (getfattr($_, "$key", { namespace => '' }), undef);
}

##########################
# IO::Handle-based tests #
##########################

$fh = new IO::File("<$filename") or die "Unable to open $filename";

print "# using file descriptor ".$fh->fileno()."\n";

my $ret = setfattr($fh, "$key", $val, { namespace => '' });
my $err = int $!;
is ($ret, 0);
is ($err, $!{EOPNOTSUPP});

#read it back - should be missing
is (getfattr($fh, "$key", { namespace => '' }), undef);

#delete it - should fail
$ret = delfattr($fh, "$key", { namespace => '' });
$err = int $!;
is ($ret, 0);
is ($err, $!{EOPNOTSUPP});

#check that it's gone
is (getfattr($fh, "$key", { namespace => '' }), undef);

END {
    unlink $filename if $filename;
    rmdir $dirname if $dirname;
};