#!/usr/local/bin/perl -w

# Test for File::Temp - POSIX functions

use strict;

use Test::More tests => 7;

use File::Temp qw/ :POSIX unlink0 /;

use FileHandle;

ok(1);

# TMPNAM - scalar

print "# TMPNAM: in a scalar context: \n";

my $tmpnam = tmpnam();

# simply check that the file does not exist

# Not a 100% water tight test though if another program 

# has managed to create one in the meantime.

ok( !(-e $tmpnam ));

print "# TMPNAM file name: $tmpnam\n";

# TMPNAM list context

# Not strict posix behaviour

(my $fh, $tmpnam) = tmpnam();

print "# TMPNAM: in list context: $fh $tmpnam\n";

# File is opened - make sure it exists

ok( (-e $tmpnam ));

# Unlink it - a possible NFS issue again if TMPDIR is not a local disk

my $status = unlink0($fh, $tmpnam);

if ($status) {

  ok( $status );

} else {

    SKIP: {

        skip("Skip test failed probably due to \$TMPDIR being on NFS",1);

    }

}

# TMPFILE

$fh = tmpfile();

if (defined $fh) {

  ok( $fh );

  print "# TMPFILE: tmpfile got FH $fh\n";

  $fh->autoflush(1) if $] >= 5.006;

  # print something to it

  my $original = "Hello a test\n";

  print "# TMPFILE: Wrote line: $original";

  print $fh $original

    or die "Error printing to tempfile\n";

  # rewind it

  ok( seek($fh,0,0) );

  # Read from it

  my $line = <$fh>;

  print "# TMPFILE: Read line: $line";

  ok( $original, $line);

  close($fh);

} else {

  # Skip all the remaining tests

  foreach (1..3) {

    SKIP: {

        skip("Skip test failed probably due to \$TMPDIR being on NFS",1);

    }

  }

}