xref: /openbsd/gnu/usr.bin/perl/t/harness (revision 91f110e0) 
1#!./perl
2
3# We suppose that perl _mostly_ works at this moment, so may use
4# sophisticated testing.
5
6BEGIN {
7    chdir 't' if -d 't';
8    @INC = '../lib';              # pick up only this build's lib
9}
10
11my $torture; # torture testing?
12
13use TAP::Harness 3.13;
14use strict;
15use Config;
16
17$::do_nothing = $::do_nothing = 1;
18require './TEST';
19
20my $Verbose = 0;
21$Verbose++ while @ARGV && $ARGV[0] eq '-v' && shift;
22
23if ($ARGV[0] && $ARGV[0] eq '-torture') {
24    shift;
25    $torture = 1;
26}
27
28# Let tests know they're running in the perl core.  Useful for modules
29# which live dual lives on CPAN.
30$ENV{PERL_CORE} = 1;
31
32#fudge DATA for now.
33my %datahandle = qw(
34		lib/bigint.t		1
35		lib/bigintpm.t		1
36		lib/bigfloat.t	 	1
37		lib/bigfloatpm.t	1
38		op/gv.t			1
39		lib/complex.t		1
40		lib/ph.t		1
41		lib/soundex.t		1
42		op/misc.t		1
43		op/runlevel.t		1
44		op/tie.t		1
45		op/lex_assign.t		1
46		);
47
48foreach (keys %datahandle) {
49     unlink "$_.t";
50}
51
52my (@tests, $re);
53
54# [.VMS]TEST.COM calls harness with empty arguments, so clean-up @ARGV
55@ARGV = grep $_ && length( $_ ) => @ARGV;
56
57sub _extract_tests;
58sub _extract_tests {
59    # This can probably be done more tersely with a map, but I doubt that it
60    # would be as clear
61    my @results;
62    foreach (@_) {
63	my $ref = ref $_;
64	if ($ref) {
65	    if ($ref eq 'ARRAY') {
66		push @results, _extract_tests @$_;
67	    } elsif ($ref eq 'HASH') {
68		push @results, _extract_tests values %$_;
69	    } else {
70		die "Unknown reference type $ref";
71	    }
72	} else {
73	    push @results, glob $_;
74	}
75    }
76    @results;
77}
78
79if ($ARGV[0] && $ARGV[0]=~/^-re/) {
80    if ($ARGV[0]!~/=/) {
81        shift;
82        $re=join "|",@ARGV;
83        @ARGV=();
84    } else {
85        (undef,$re)=split/=/,shift;
86    }
87}
88
89my $jobs = $ENV{TEST_JOBS};
90my ($rules, $state, $color);
91if ($ENV{HARNESS_OPTIONS}) {
92    for my $opt ( split /:/, $ENV{HARNESS_OPTIONS} ) {
93        if ( $opt =~ /^j(\d*)$/ ) {
94            $jobs ||= $1 || 9;
95        }
96        elsif ( $opt eq 'c' ) {
97            $color = 1;
98        }
99        else {
100            die "Unknown HARNESS_OPTIONS item: $opt\n";
101        }
102    }
103}
104
105if (@ARGV) {
106    # If you want these run in speed order, just use prove
107    if ($^O eq 'MSWin32') {
108	@tests = map(glob($_),@ARGV);
109    }
110    else {
111	@tests = @ARGV;
112    }
113    # This is a hack to force config_heavy.pl to be loaded, before the
114    # prep work for running a test changes directory.
115    1 if $Config{d_fork};
116} else {
117    # Ideally we'd get somewhere close to Tux's Oslo rules
118    # my $rules = {
119    #     par => [
120    #         { seq => '../ext/DB_File/t/*' },
121    #         { seq => '../ext/IO_Compress_Zlib/t/*' },
122    #         { seq => '../lib/CPANPLUS/*' },
123    #         { seq => '../lib/ExtUtils/t/*' },
124    #         '*'
125    #     ]
126    # };
127
128    # but for now, run all directories in sequence. In particular, it would be
129    # nice to get the tests in t/op/*.t able to run in parallel.
130
131    unless (@tests) {
132	my @seq = <base/*.t>;
133
134	my @next = qw(comp run cmd io re op uni mro lib porting);
135	push @next, 'japh' if $torture;
136	push @next, 'win32' if $^O eq 'MSWin32';
137	push @next, 'benchmark' if $ENV{PERL_BENCHMARK};
138	# Hopefully TAP::Parser::Scheduler will support this syntax soon.
139	# my $next = { par => '{' . join (',', @next) . '}/*.t' };
140	my $next = { par => [
141			     map { "$_/*.t" } @next
142			    ] };
143	@tests = _extract_tests ($next);
144
145	# This is a bit of a game, because we only want to sort these tests in
146	# speed order. base/*.t wants to run first, and ext,lib etc last and in
147	# MANIFEST order
148	if ($jobs) {
149	    require App::Prove::State;
150	    $state = App::Prove::State->new({ store => 'test_state' });
151	    $state->apply_switch('slow', 'save');
152	    # For some reason get_tests returns *all* the tests previously run,
153	    # (in the right order), not simply the selection in @tests
154	    # (in the right order). Not sure if this is a bug or a feature.
155	    # Whatever, *we* are only interested in the ones that are in @tests
156	    my %seen;
157	    @seen{@tests} = ();
158	    @tests = grep {exists $seen{$_} } $state->get_tests(0, @tests);
159	}
160	@tests = (@seq, @tests);
161	push @seq, $next;
162
163	my @last;
164	push @last,  sort { lc $a cmp lc $b }
165	    _tests_from_manifest($Config{extensions}, $Config{known_extensions});
166	push @last, <x2p/*.t>;
167
168	my %times;
169	if ($state) {
170	    # Where known, collate the elapsed times by test name
171	    foreach ($state->results->tests()) {
172		$times{$_->name} = $_->elapsed();
173	    }
174	}
175
176	my %dir;
177	my %total_time;
178
179	for (@last) {
180	    if ($^O eq 'MSWin32') {
181		s,\\,/,g; # canonicalize path
182	    };
183	    # Treat every file matching lib/*.t as a "directory"
184	    m!\A(\.\./lib/[^/]+\.t\z|.*[/])! or die "'$_'";
185	    push @{$dir{$1}}, $_;
186	    $total_time{$1} += $times{$_} || 0;
187	}
188
189	push @tests, @last;
190
191	# Generate T::H schedule rules that run the contents of each directory
192	# sequentially.
193	push @seq, { par => [ map { s!/$!/*!; { seq => $_ } } sort {
194	    # Directories, ordered by total time descending then name ascending
195	    $total_time{$b} <=> $total_time{$a} || $a cmp $b
196	} keys %dir ] };
197
198	$rules = { seq => \@seq };
199    }
200}
201if ($^O eq 'MSWin32') {
202    s,\\,/,g for @tests;
203}
204@tests=grep /$re/, @tests
205    if $re;
206
207my %options;
208
209my $type = 'perl';
210
211# Load TAP::Parser now as otherwise it could be required in the short time span
212# in which the harness process chdirs into ext/Dist
213require TAP::Parser;
214
215my $h = TAP::Harness->new({
216    rules       => $rules,
217    color       => $color,
218    jobs        => $jobs,
219    verbosity   => $Verbose,
220    exec        => sub {
221	my ($harness, $test) = @_;
222
223	my $options = $options{$test};
224	if (!defined $options) {
225	    $options = $options{$test} = _scan_test($test, $type);
226	}
227
228	return [ split ' ', _cmd($options, $type) ];
229    },
230});
231
232if ($state) {
233    $h->callback(
234		 after_test => sub {
235		     $state->observe_test(@_);
236		 }
237		 );
238    $h->callback(
239		 after_runtests => sub {
240		     $state->commit(@_);
241		 }
242		 );
243}
244
245$h->callback(
246	     parser_args => sub {
247		 my ($args, $job) = @_;
248		 my $test = $job->[0];
249		 _before_fork($options{$test});
250		 push @{ $args->{switches} }, "-I../../lib";
251	     }
252	     );
253
254$h->callback(
255	     made_parser => sub {
256		 my ($parser, $job) = @_;
257		 my $test = $job->[0];
258		 my $options = delete $options{$test};
259		 _after_fork($options);
260	     }
261	     );
262
263my $agg = $h->runtests(@tests);
264exit $agg->has_errors ? 1 : 0;
265