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#!./perl

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
}

print "1..11\n";

@oops = @ops = <op/*>;

if ($^O eq 'MSWin32') {
  map { $files{lc($_)}++ } <op/*>;
  map { delete $files{"op/$_"} } split /[\s\n]/, `dir /b /l op & dir /b /l /ah op 2>nul`,
}
elsif ($^O eq 'VMS') {
  map { $files{lc($_)}++ } <[.op]*>;
  map { s/;.*$//; delete $files{lc($_)}; } split /[\n]/, `directory/noheading/notrailing/versions=1 [.op]`,
}
else {
  map { $files{$_}++ } <op/*>;
  map { delete $files{$_} } split /[\s\n]/, `echo op/*`;
}
if (keys %files) {
	print "not ok 1\t(",join(' ', sort keys %files),"\n";
} else { print "ok 1\n"; }

print $/ eq "\n" ? "ok 2\n" : "not ok 2\n";

while (<jskdfjskdfj* op/* jskdjfjkosvk*>) {
    $not = "not " unless $_ eq shift @ops;
    $not = "not at all " if $/ eq "\0";
}
print "${not}ok 3\n";

print $/ eq "\n" ? "ok 4\n" : "not ok 4\n";

# test the "glob" operator
$_ = "op/*";
@glops = glob $_;
print "@glops" eq "@oops" ? "ok 5\n" : "not ok 5\n";

@glops = glob;
print "@glops" eq "@oops" ? "ok 6\n" : "not ok 6\n";

# glob should still work even after the File::Glob stash has gone away
# (this used to dump core)
my $i = 0;
for (1..2) {
    eval "<.>";
    undef %File::Glob::;
    ++$i;
}
print $i == 2 ? "ok 7\n" : "not ok 7\n";

# ... while ($var = glob(...)) should test definedness not truth

# Create a file called "0"
print open(F, ">0") ? "ok 8\n" : "not ok 8 # $!\n";
close F;

my $ok = "not ok 9\n";

# ... while ($var = glob(...)) should test definedness not truth

my $ok = "not ok 11\n";
$ok = "ok 11\n" while my $var = glob("0");
print $ok;
$ok = "ok 9\n" while my $var = glob("0");
print $ok;

print unlink("0") ? "ok 10\n" : "not ok 10\n";

END {
    1 while unlink "0";
}