X-Git-Url: https://perl5.git.perl.org/perl5.git/blobdiff_plain/9636a016720fa29929de1fb9fc4ead4cfbfc4af8..b029825916bf29623e00b45fa4226fab0d52d217:/t/harness

diff --git a/t/harness b/t/harness
index e1a4dd7..7748c26 100644
--- a/t/harness
+++ b/t/harness
@@ -5,18 +5,32 @@
 
 BEGIN {
     chdir 't' if -d 't';
-    unshift @INC, '../lib';
-    $ENV{PERL5LIB} = '../lib';    # so children will see it too
+    @INC = '../lib';              # pick up only this build's lib
 }
-use lib '../lib';
 
-use Test::Harness;
+my $torture; # torture testing?
 
-$Test::Harness::switches = "";    # Too much noise otherwise
-$Test::Harness::verbose = shift if @ARGV && $ARGV[0] eq '-v';
+use TAP::Harness 3.13;
+use strict;
+use Config;
+
+$::do_nothing = $::do_nothing = 1;
+require './TEST';
+
+my $Verbose = 0;
+$Verbose++ while @ARGV && $ARGV[0] eq '-v' && shift;
+
+if ($ARGV[0] && $ARGV[0] eq '-torture') {
+    shift;
+    $torture = 1;
+}
+
+# Let tests know they're running in the perl core.  Useful for modules
+# which live dual lives on CPAN.
+$ENV{PERL_CORE} = 1;
 
 #fudge DATA for now.
-%datahandle = qw(
+my %datahandle = qw(
 		lib/bigint.t		1
 		lib/bigintpm.t		1
 		lib/bigfloat.t	 	1
@@ -29,53 +43,222 @@ $Test::Harness::verbose = shift if @ARGV && $ARGV[0] eq '-v';
 		op/runlevel.t		1
 		op/tie.t		1
 		op/lex_assign.t		1
-		pragma/subs.t   	1
 		);
 
 foreach (keys %datahandle) {
      unlink "$_.t";
 }
 
-@tests = @ARGV;
-@tests = <base/*.t comp/*.t cmd/*.t io/*.t op/*.t pragma/*.t lib/*.t> unless @tests;
-
-Test::Harness::runtests @tests;
-exit(0) unless -e "../testcompile";
-
-%infinite =  qw (
-        op/bop.t	1
-        lib/hostname.t	1
-	op/lex_assign.t	1
-	lib/ph.t	1  
-        );
-
-my $dhwrapper = <<'EOT';
-open DATA,"<".__FILE__;
-until (($_=<DATA>) =~ /^__END__/) {};
-EOT
-
-@tests = grep (!$infinite{$_}, @tests);
-@tests = map {
-         my $new = $_;
-	 if ($datahandle{$_} && !( -f "$new.t") ) {
-             $new .= '.t';
-             local(*F, *T);
-             open(F,"<$_") or die "Can't open $_: $!";
-             open(T,">$new") or die "Can't open $new: $!";
-             print T $dhwrapper, <F>;
-             close F;
-             close T;
-         }
-         $new;
-         } @tests;
-
-print "The tests ", join(' ', keys(%infinite)),
-    " generate infinite loops! Skipping!\n";
-
-$ENV{'HARNESS_COMPILE_TEST'} = 1; 
-$ENV{'PERLCC_TIMEOUT'} = 120 unless $ENV{'PERLCC_TIMEOUT'};
-
-Test::Harness::runtests @tests; 
-foreach (keys %datahandle) {
-     unlink "$_.t";
+my (@tests, $re);
+
+# [.VMS]TEST.COM calls harness with empty arguments, so clean-up @ARGV
+@ARGV = grep $_ && length( $_ ) => @ARGV;
+
+sub _extract_tests;
+sub _extract_tests {
+    # This can probably be done more tersely with a map, but I doubt that it
+    # would be as clear
+    my @results;
+    foreach (@_) {
+	my $ref = ref $_;
+	if ($ref) {
+	    if ($ref eq 'ARRAY') {
+		push @results, _extract_tests @$_;
+	    } elsif ($ref eq 'HASH') {
+		push @results, _extract_tests values %$_;
+	    } else {
+		die "Unknown reference type $ref";
+	    }
+	} else {
+	    push @results, glob $_;
+	}
+    }
+    @results;
+}
+
+if ($ARGV[0] && $ARGV[0]=~/^-re/) {
+    if ($ARGV[0]!~/=/) {
+        shift;
+        $re=join "|",@ARGV;
+        @ARGV=();
+    } else {
+        (undef,$re)=split/=/,shift;
+    }
+}
+
+my $jobs = $ENV{TEST_JOBS};
+my ($rules, $state, $color);
+if ($ENV{HARNESS_OPTIONS}) {
+    for my $opt ( split /:/, $ENV{HARNESS_OPTIONS} ) {
+        if ( $opt =~ /^j(\d*)$/ ) {
+            $jobs ||= $1 || 9;
+        }
+        elsif ( $opt eq 'c' ) {
+            $color = 1;
+        }
+        else {
+            die "Unknown HARNESS_OPTIONS item: $opt\n";
+        }
+    }
+}
+
+if (@ARGV) {
+    # If you want these run in speed order, just use prove
+    if ($^O eq 'MSWin32') {
+	@tests = map(glob($_),@ARGV);
+    }
+    else {
+	@tests = @ARGV;
+    }
+    # This is a hack to force config_heavy.pl to be loaded, before the
+    # prep work for running a test changes directory.
+    1 if $Config{d_fork};
+} else {
+    # Ideally we'd get somewhere close to Tux's Oslo rules
+    # my $rules = {
+    #     par => [
+    #         { seq => '../ext/DB_File/t/*' },
+    #         { seq => '../ext/IO_Compress_Zlib/t/*' },
+    #         { seq => '../lib/CPANPLUS/*' },
+    #         { seq => '../lib/ExtUtils/t/*' },
+    #         '*'
+    #     ]
+    # };
+
+    # but for now, run all directories in sequence. In particular, it would be
+    # nice to get the tests in t/op/*.t able to run in parallel.
+
+    unless (@tests) {
+	my @seq = <base/*.t>;
+
+	my @next = qw(comp run cmd io re op uni mro lib porting);
+	push @next, 'japh' if $torture;
+	push @next, 'win32' if $^O eq 'MSWin32';
+	push @next, 'benchmark' if $ENV{PERL_BENCHMARK};
+	# Hopefully TAP::Parser::Scheduler will support this syntax soon.
+	# my $next = { par => '{' . join (',', @next) . '}/*.t' };
+	my $next = { par => [
+			     map { "$_/*.t" } @next
+			    ] };
+	@tests = _extract_tests ($next);
+
+	# This is a bit of a game, because we only want to sort these tests in
+	# speed order. base/*.t wants to run first, and ext,lib etc last and in
+	# MANIFEST order
+	if ($jobs) {
+	    require App::Prove::State;
+	    $state = App::Prove::State->new({ store => 'test_state' });
+	    $state->apply_switch('slow', 'save');
+	    # For some reason get_tests returns *all* the tests previously run,
+	    # (in the right order), not simply the selection in @tests
+	    # (in the right order). Not sure if this is a bug or a feature.
+	    # Whatever, *we* are only interested in the ones that are in @tests
+	    my %seen;
+	    @seen{@tests} = ();
+	    @tests = grep {exists $seen{$_} } $state->get_tests(0, @tests);
+	}
+	@tests = (@seq, @tests);
+	push @seq, $next;
+
+	my @last;
+	push @last,  sort { lc $a cmp lc $b }
+	    _tests_from_manifest($Config{extensions}, $Config{known_extensions});
+	push @last, <x2p/*.t>;
+
+	my %times;
+	if ($state) {
+	    # Where known, collate the elapsed times by test name
+	    foreach ($state->results->tests()) {
+		$times{$_->name} = $_->elapsed();
+	    }
+	}
+
+	my %dir;
+	my %total_time;
+
+	for (@last) {
+	    if ($^O eq 'MSWin32') {
+		s,\\,/,g; # canonicalize path
+	    };
+	    # Treat every file matching lib/*.t as a "directory"
+	    m!\A(\.\./lib/[^/]+\.t\z|.*[/])! or die "'$_'";
+	    push @{$dir{$1}}, $_;
+	    $total_time{$1} += $times{$_} || 0;
+	}
+
+	push @tests, @last;
+
+	# Generate T::H schedule rules that run the contents of each directory
+	# sequentially.
+	push @seq, { par => [ map { s!/$!/*!; { seq => $_ } } sort {
+	    # Directories, ordered by total time descending then name ascending
+	    $total_time{$b} <=> $total_time{$a} || $a cmp $b
+	} keys %dir ] };
+
+	$rules = { seq => \@seq };
+    }
+}
+if ($^O eq 'MSWin32') {
+    s,\\,/,g for @tests;
 }
+@tests=grep /$re/, @tests 
+    if $re;
+
+my %options;
+
+my $type = 'perl';
+
+# Load TAP::Parser now as otherwise it could be required in the short time span
+# in which the harness process chdirs into ext/Dist
+require TAP::Parser;
+
+my $h = TAP::Harness->new({
+    rules       => $rules,
+    color       => $color,
+    jobs        => $jobs,
+    verbosity   => $Verbose,
+    exec        => sub {
+	my ($harness, $test) = @_;
+
+	my $options = $options{$test};
+	if (!defined $options) {
+	    $options = $options{$test} = _scan_test($test, $type);
+	}
+
+	return [ split ' ', _cmd($options, $type) ];
+    },
+});
+
+if ($state) {
+    $h->callback(
+		 after_test => sub {
+		     $state->observe_test(@_);
+		 }
+		 );
+    $h->callback(
+		 after_runtests => sub {
+		     $state->commit(@_);
+		 }
+		 );
+}
+
+$h->callback(
+	     parser_args => sub {
+		 my ($args, $job) = @_;
+		 my $test = $job->[0];
+		 _before_fork($options{$test});
+		 push @{ $args->{switches} }, "-I../../lib";
+	     }
+	     );
+
+$h->callback(
+	     made_parser => sub {
+		 my ($parser, $job) = @_;
+		 my $test = $job->[0];
+		 my $options = delete $options{$test};
+		 _after_fork($options);
+	     }
+	     );
+
+my $agg = $h->runtests(@tests);
+exit $agg->has_errors ? 1 : 0;