Fix File::Copy with hard links on Windows.

[perl5.git] / lib / File / Copy.t

#!./perl

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
    push @INC, "::lib:$MacPerl::Architecture" if $^O eq 'MacOS';
}

$| = 1;

my @pass = (0,1);
my $tests = $^O eq 'MacOS' ? 17 : 14;
printf "1..%d\n", $tests * scalar(@pass);

use File::Copy;
use Config;

for my $pass (@pass) {

  my $loopconst = $pass*$tests;

  # First we create a file
  open(F, ">file-$$") or die;
  binmode F; # for DOSISH platforms, because test 3 copies to stdout
  printf F "ok %d\n", 3 + $loopconst;
  close F;

  copy "file-$$", "copy-$$";

  open(F, "copy-$$") or die;
  $foo = <F>;
  close(F);

  print "not " if -s "file-$$" != -s "copy-$$";
  printf "ok %d\n", 1 + $loopconst;

  print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 2+$loopconst;

  binmode STDOUT unless $^O eq 'VMS'; # Copy::copy works in binary mode
  copy "copy-$$", \*STDOUT;
  unlink "copy-$$" or die "unlink: $!";

  open(F,"file-$$");
  copy(*F, "copy-$$");
  open(R, "copy-$$") or die "open copy-$$: $!"; $foo = <R>; close(R);
  print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 4+$loopconst;
  unlink "copy-$$" or die "unlink: $!";
  open(F,"file-$$");
  copy(\*F, "copy-$$");
  close(F) or die "close: $!";
  open(R, "copy-$$") or die; $foo = <R>; close(R) or die "close: $!";
  print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 5+$loopconst;
  unlink "copy-$$" or die "unlink: $!";

  require IO::File;
  $fh = IO::File->new(">copy-$$") or die "Cannot open copy-$$:$!";
  binmode $fh or die;
  copy("file-$$",$fh);
  $fh->close or die "close: $!";
  open(R, "copy-$$") or die; $foo = <R>; close(R);
  print "# foo=`$foo'\nnot " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 6+$loopconst;
  unlink "copy-$$" or die "unlink: $!";
  require FileHandle;
  my $fh = FileHandle->new(">copy-$$") or die "Cannot open copy-$$:$!";
  binmode $fh or die;
  copy("file-$$",$fh);
  $fh->close;
  open(R, "copy-$$") or die; $foo = <R>; close(R);
  print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 7+$loopconst;
  unlink "file-$$" or die "unlink: $!";

  print "# moved missing file.\nnot " if move("file-$$", "copy-$$");
  print "# target disappeared.\nnot " if not -e "copy-$$";
  printf "ok %d\n", 8+$loopconst;

  move "copy-$$", "file-$$" or print "# move did not succeed.\n";
  print "# not moved: $!\nnot " unless -e "file-$$" and not -e "copy-$$";
  open(R, "file-$$") or die; $foo = <R>; close(R);
  print "# foo=`$foo'\nnot " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
  printf "ok %d\n", 9+$loopconst;

  my $test_i;
  if ($^O eq 'MacOS') {
	
    copy "file-$$", "lib";	
    open(R, ":lib:file-$$") or die; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
    printf "ok %d\n", 10+$loopconst;
    unlink ":lib:file-$$" or die "unlink: $!";
	
    copy "file-$$", ":lib";	
    open(R, ":lib:file-$$") or die; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
    printf "ok %d\n", 11+$loopconst;
    unlink ":lib:file-$$" or die "unlink: $!";
	
    copy "file-$$", ":lib:";	
    open(R, ":lib:file-$$") or die; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
    printf "ok %d\n", 12+$loopconst;
    unlink ":lib:file-$$" or die "unlink: $!";
	
    unless (-e 'lib:') { # make sure there's no volume called 'lib'
	undef $@;
	eval { (copy "file-$$", "lib:") || die "'lib:' is not a volume name"; };
	print "# Died: $@";
	print "not " unless ( $@ =~ m|'lib:' is not a volume name| );
    }
    printf "ok %d\n", 13+$loopconst;

    move "file-$$", ":lib:";
    open(R, ":lib:file-$$") or die "open :lib:file-$$: $!"; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf("ok %d\n", 3+$loopconst)
        and not -e "file-$$";;
    printf "ok %d\n", 14+$loopconst;

    eval { copy("copy-$$", "copy-$$") };
    printf "ok %d\n", 15+$loopconst
	unless $@ =~ /are identical/ && -s "copy-$$";

    unlink ":lib:file-$$" or die "unlink: $!";

    $test_i = 15;
  } else {
    
    copy "file-$$", "lib";
    open(R, "lib/file-$$") or die; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf "ok %d\n", 3+$loopconst;
    printf "ok %d\n", 10+$loopconst;
    unlink "lib/file-$$" or die "unlink: $!";

    move "file-$$", "lib";
    open(R, "lib/file-$$") or die "open lib/file-$$: $!"; $foo = <R>; close(R);
    print "not " unless $foo eq sprintf("ok %d\n", 3+$loopconst)
        and not -e "file-$$";;
    printf "ok %d\n", 11+$loopconst;

    eval { copy("copy-$$", "copy-$$") };
    printf "ok %d\n", 12+$loopconst
	unless $@ =~ /are identical/ && -s "copy-$$";

    unlink "lib/file-$$" or die "unlink: $!";

    $test_i = 12;
  }

  if ($Config{d_symlink}) {
    open(F, ">file-$$") or die $!;
    print F "dummy content\n";
    close F;
    symlink("file-$$", "symlink-$$") or die $!;
    eval { copy("file-$$", "symlink-$$") };
    print "not " if $@ !~ /are identical/ || -z "file-$$";
    printf "ok %d\n", (++$test_i)+$loopconst;
    unlink "symlink-$$";
    unlink "file-$$";
  } else {
    printf "ok %d # Skipped: no symlinks on this platform\n", (++$test_i)+$loopconst;
  }

  if ($Config{d_link}) {
    if ($^O ne 'MSWin32') {
      open(F, ">file-$$") or die $!;
      print F "dummy content\n";
      close F;
      link("file-$$", "hardlink-$$") or die $!;
      eval { copy("file-$$", "hardlink-$$") };
      print "not " if $@ !~ /are identical/ || -z "file-$$";
      printf "ok %d\n", (++$test_i)+$loopconst;
      unlink "hardlink-$$";
      unlink "file-$$";
    } else {
      printf "ok %d # Skipped: can't test hardlinks on MSWin32\n", (++$test_i)+$loopconst;
    }
  } else {
    printf "ok %d # Skipped: no hardlinks on this platform\n", (++$test_i)+$loopconst;
  }

}


END {
    1 while unlink "file-$$";
    if ($^O eq 'MacOS') {
        1 while unlink ":lib:file-$$";
    } else {
        1 while unlink "lib/file-$$";
    }
}