source: trunk/third/perl/t/UTEST @ 14545

#!./perl

# Last change: Fri Jan 10 09:57:03 WET 1997

# This is written in a peculiar style, since we're trying to avoid
# most of the constructs we'll be testing for.

$| = 1;

if ($#ARGV >= 0 && $ARGV[0] eq '-v') {
    $verbose = 1;
    shift;
}

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';

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

if ($#ARGV == -1) {
    @ARGV = split(/[ \n]/,
      `echo base/*.t comp/*.t cmd/*.t io/*.t; echo op/*.t pragma/*.t lib/*.t`);
}

if ($^O eq 'os2' || $^O eq 'qnx') {
    $sharpbang = 0;
}
else {
    open(CONFIG, "../config.sh");
    while (<CONFIG>) {
        if (/sharpbang='(.*)'/) {
            $sharpbang = ($1 eq '#!');
            last;
        }
    }
    close(CONFIG);
}

%infinite = ( 'comp/require.t', 1, 'op/bop.t', 1, 'lib/hostname.t', 1 ); 

_testprogs('perl', @ARGV);
_testprogs('compile', @ARGV) if (-e "../testcompile"); 

sub _testprogs {
    $type = shift @_;
    @tests = @_;


    print <<'EOT' if ($type eq 'compile');
--------------------------------------------------------------------------------
TESTING COMPILER
--------------------------------------------------------------------------------
EOT

    $ENV{PERLCC_TIMEOUT} = 120 
        if ($type eq 'compile' && !$ENV{PERLCC_TIMEOUT});

    $bad = 0;
    $good = 0;
    $total = @tests;
    $files  = 0;
    $totmax = 0;
    while ($test = shift @tests) {

        if ( $infinite{$test} && $type eq 'compile' ) {
            print STDERR "$test creates infinite loop! Skipping.\n"; 
            next;
        }
        if ($test =~ /^$/) {
            next;
        }
        $te = $test;
        chop($te);
        print "$te" . '.' x (18 - length($te));
        if (0) {
            -x $test || (print "isn't executable.\n");

            if ($type eq 'perl') {
                open(RESULTS, "./$test |") || (print "can't run.\n"); }
            else { 
                open(RESULTS, "./perl -I../lib ../utils/perlcc ./$test -run -verbose dcf -log ../compilelog |") or print "can't compile.\n";
            }
        }
        else {
            open(SCRIPT,"$test") or die "Can't run $test.\n";
            $_ = <SCRIPT>;
            close(SCRIPT);
            if (/#!..perl(.*)/) {
                $switch = $1;
                if ($^O eq 'VMS') {
                    # Must protect uppercase switches with "" on command line
                    $switch =~ s/-([A-Z]\S*)/"-$1"/g;
                }
            }
            else {
                $switch = '';
            }

            if ($type eq 'perl') {
                open(RESULTS,"./perl$switch -I../lib -Mutf8 $test |") || (print "can't run.\n");
            }
            else {
                open(RESULTS, "./perl -I../lib ../utils/perlcc -Mutf8 ./$test -run -verbose dcf -log ../compilelog |") or print "can't compile.\n";
            }
        }
        $ok = 0;
        $next = 0;
        while (<RESULTS>) {
            if ($verbose) {
                print $_;
            }
            unless (/^#/) {
                if (/^1\.\.([0-9]+)/) {
                    $max = $1;
                    $totmax += $max;
                    $files += 1;
                    $next = 1;
                    $ok = 1;
                }
                else {
                    $next = $1, $ok = 0, last if /^not ok ([0-9]*)/;
                    if (/^ok (\d+)(\s*#.*)?$/ && $1 == $next) {
                        $next = $next + 1;
                    }
                    else {
                        $ok = 0;
                    }
                }
            }
        }
        close RESULTS;
        $next = $next - 1;
        if ($ok && $next == $max) {
            if ($max) {
                print "ok\n";
                $good = $good + 1;
            }
            else {
                print "skipping test on this platform\n";
                $files -= 1;
            }
        }
        else {
            $next += 1;
            print "FAILED at test $next\n";
            $bad = $bad + 1;
            $_ = $test;
            if (/^base/) {
                die "Failed a basic test--cannot continue.\n";
            }
        }
    }

    if ($bad == 0) {
        if ($ok) {
            print "All tests successful.\n";
            # XXX add mention of 'perlbug -ok' ?
        }
        else {
            die "FAILED--no tests were run for some reason.\n";
        }
    }
    else {
        $pct = sprintf("%.2f", $good / $total * 100);
        if ($bad == 1) {
            warn "Failed 1 test script out of $total, $pct% okay.\n";
        }
        else {
            warn "Failed $bad test scripts out of $total, $pct% okay.\n";
        }
        warn <<'SHRDLU';
   ### Since not all tests were successful, you may want to run some
   ### of them individually and examine any diagnostic messages they
   ### produce.  See the INSTALL document's section on "make test".
   ### If you are testing the compiler, then ignore this message 
   ### and run 
   ###      ./perl harness
   ### in the directory ./t.
SHRDLU
        warn <<'SHRDLU' if $good / $total > 0.8;
   ###
   ### Since most tests were successful, you have a good chance to
   ### get information with better granularity by running
   ###     ./perl harness 
   ### in directory ./t.
SHRDLU
    }
    ($user,$sys,$cuser,$csys) = times;
    print sprintf("u=%g  s=%g  cu=%g  cs=%g  scripts=%d  tests=%d\n",
        $user,$sys,$cuser,$csys,$files,$totmax);
}
exit ($bad != 0);