Reintroduce the use of external pwd.

[p5sagit/p5-mst-13.2.git] / t / lib / cwd.t

#!./perl

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

use Config;
use Cwd;
use strict;
use warnings;

print "1..14\n";

# check imports
print +(defined(&cwd) && 
	defined(&getcwd) &&
	defined(&fastcwd) &&
	defined(&fastgetcwd) ?
        "" : "not "), "ok 1\n";
print +(!defined(&chdir) &&
	!defined(&abs_path) &&
	!defined(&fast_abs_path) ?
	"" : "not "), "ok 2\n";

# Must find an external pwd (or equivalent) command.

my $pwd_cmd =
    ($^O eq "Win32") ? "cd" : (grep { -x && -f } map { "$_/pwd" }
			       split m/$Config{path_sep}/, $ENV{PATH})[0];

if (defined $pwd_cmd) {
    chomp(my $start = `$pwd_cmd`);
    if ($?) {
	for (3..6) {
	    print "ok $_ # Skip: '$pwd_cmd' failed\n";
	}
    } else {
	my $cwd        = cwd;
	my $getcwd     = getcwd;
	my $fastcwd    = fastcwd;
	my $fastgetcwd = fastgetcwd;
	print +($cwd        eq $start ? "" : "not "), "ok 3\n";
	print +($getcwd     eq $start ? "" : "not "), "ok 4\n";
	print +($fastcwd    eq $start ? "" : "not "), "ok 5\n";
	print +($fastgetcwd eq $start ? "" : "not "), "ok 6\n";
    }
} else {
    for (3..6) {
	print "ok $_ # Skip: no pwd command found\n";
    }
}

mkdir "pteerslt", 0777;
mkdir "pteerslt/path", 0777;
mkdir "pteerslt/path/to", 0777;
mkdir "pteerslt/path/to/a", 0777;
mkdir "pteerslt/path/to/a/dir", 0777;
Cwd::chdir "pteerslt/path/to/a/dir";
my $cwd        = cwd;
my $getcwd     = getcwd;
my $fastcwd    = fastcwd;
my $fastgetcwd = fastgetcwd;
my $want = "t/pteerslt/path/to/a/dir";
print +($cwd        =~ m|$want$| ? "" : "not "), "ok 7\n";
print +($getcwd     =~ m|$want$| ? "" : "not "), "ok 8\n";
print +($fastcwd    =~ m|$want$| ? "" : "not "), "ok 9\n";
print +($fastgetcwd =~ m|$want$| ? "" : "not "), "ok 10\n";

# Cwd::chdir should also update $ENV{PWD}
print +($ENV{PWD} =~ m|$want$| ? "" : "not "), "ok 11\n";
Cwd::chdir ".."; rmdir "dir";
Cwd::chdir ".."; rmdir "a";
Cwd::chdir ".."; rmdir "to";
Cwd::chdir ".."; rmdir "path";
Cwd::chdir ".."; rmdir "pteerslt";
print +($ENV{PWD}  =~ m|\bt$| ? "" : "not "), "ok 12\n";

if ($Config{d_symlink}) {
    my @dirs = split " " => $Config{libpth};
    my $target = pop @dirs;
    symlink $target => "linktest";
    mkdir "pteerslt";
    chdir "pteerslt";
    my $rel = "../../t/linktest";

    my $abs_path      = Cwd::abs_path($rel);
    my $fast_abs_path = Cwd::fast_abs_path($rel);
    print +($abs_path      eq $target ? "" : "not "), "ok 13\n";
    print +($fast_abs_path eq $target ? "" : "not "), "ok 14\n";

    chdir "..";
    rmdir "pteerslt";
    unlink "linktest";
} else {
    print "ok 13 # skipped\n";
    print "ok 14 # skipped\n";
}