source: trunk/essentials/dev-lang/perl/t/TEST@ 3400

#!./perl

# This is written in a peculiar style, since we're trying to avoid
# most of the constructs we'll be testing for.  (This comment is
# probably obsolete on the avoidance side, though still currrent
# on the peculiarity side.)

$| = 1;

# for testing TEST only
#BEGIN { require '../lib/strict.pm'; strict->import() };
#BEGIN { require '../lib/warnings.pm'; warnings->import() };

# Let tests know they're running in the perl core.  Useful for modules
# which live dual lives on CPAN.
$ENV{PERL_CORE} = 1;

# remove empty elements due to insertion of empty symbols via "''p1'" syntax
@ARGV = grep($_,@ARGV) if $^O eq 'VMS';
our $show_elapsed_time = $ENV{HARNESS_TIMER} || 0;

# Cheesy version of Getopt::Std.  Maybe we should replace it with that.
{
    my @argv = ();
    foreach my $idx (0..$#ARGV) {
        push( @argv, $ARGV[$idx] ), next unless $ARGV[$idx] =~ /^-(\S+)$/;
        $::core    = 1 if $1 eq 'core';
        $::verbose = 1 if $1 eq 'v';
        $::torture = 1 if $1 eq 'torture';
        $::with_utf8 = 1 if $1 eq 'utf8';
        $::with_utf16 = 1 if $1 eq 'utf16';
        $::bytecompile = 1 if $1 eq 'bytecompile';
        $::compile = 1 if $1 eq 'compile';
        $::taintwarn = 1 if $1 eq 'taintwarn';
        $ENV{PERL_CORE_MINITEST} = 1 if $1 eq 'minitest';
        if ($1 =~ /^deparse(,.+)?$/) {
            $::deparse = 1;
            $::deparse_opts = $1;
        }
    }
    @ARGV = @argv;
}

chdir 't' if -f 't/TEST';

die "You need to run \"make test\" first to set things up.\n"
  unless -e 'perl' or -e 'perl.exe' or -e 'perl.pm';

if ($ENV{PERL_3LOG}) { # Tru64 third(1) tool, see perlhack
    unless (-x 'perl.third') {
        unless (-x '../perl.third') {
            die "You need to run \"make perl.third first.\n";
        }
        else {
            print "Symlinking ../perl.third as perl.third...\n";
            die "Failed to symlink: $!\n"
                unless symlink("../perl.third", "perl.third");
            die "Symlinked but no executable perl.third: $!\n"
                unless -x 'perl.third';
        }
    }
}

# check leakage for embedders
$ENV{PERL_DESTRUCT_LEVEL} = 2 unless exists $ENV{PERL_DESTRUCT_LEVEL};

$ENV{EMXSHELL} = 'sh';        # For OS/2

# Roll your own File::Find!
use TestInit;
use File::Spec;
if ($show_elapsed_time) { require Time::HiRes }
my $curdir = File::Spec->curdir;
my $updir  = File::Spec->updir;

sub _find_tests {
    my($dir) = @_;
    opendir DIR, $dir or die "Trouble opening $dir: $!";
    foreach my $f (sort { $a cmp $b } readdir DIR) {
        next if $f eq $curdir or $f eq $updir or
            $f =~ /^(?:CVS|RCS|SCCS|\.svn)$/;

        my $fullpath = File::Spec->catfile($dir, $f);

        _find_tests($fullpath) if -d $fullpath;
        $fullpath = VMS::Filespec::unixify($fullpath) if $^O eq 'VMS';
        push @ARGV, $fullpath if $f =~ /\.t$/;
    }
}

sub _quote_args {
    my ($args) = @_;
    my $argstring = '';

    foreach (split(/\s+/,$args)) {
       # In VMS protect with doublequotes because otherwise
       # DCL will lowercase -- unless already doublequoted.
       $_ = q(").$_.q(") if ($^O eq 'VMS') && !/^\"/ && length($_) > 0;
       $argstring .= ' ' . $_;
    }
    return $argstring;
}

sub _populate_hash {
    return map {$_, 1} split /\s+/, $_[0];
}

unless (@ARGV) {
    foreach my $dir (qw(base comp cmd run io op uni)) {
        _find_tests($dir);
    }
    _find_tests("lib") unless $::core;
    # Config.pm may be broken for make minitest. And this is only a refinement