summaryrefslogtreecommitdiff
path: root/gnu/usr.bin/perl/lib/warnings.t
blob: f23d9e67f80365831d137f955375b1e327c2dcf3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
#!./perl

BEGIN {
    chdir 't' if -d 't';
    @INC = '../lib';
    $ENV{PERL5LIB} = '../lib';
    require Config; import Config;
    require './test.pl';
}

use File::Path;
use File::Spec::Functions;

$| = 1;

my $Is_MacOS   = $^O eq 'MacOS';
my $tmpfile = "tmp0000";
1 while -e ++$tmpfile;
END {  if ($tmpfile) { 1 while unlink $tmpfile} }

my @prgs = () ;
my @w_files = () ;

if (@ARGV)
  { print "ARGV = [@ARGV]\n" ;
    if ($^O eq 'MacOS') {
      @w_files = map { s#^#:lib:warnings:#; $_ } @ARGV
    } else {
      @w_files = map { s#^#./lib/warnings/#; $_ } @ARGV
    }
  }
else
  { @w_files = sort glob(catfile(curdir(), "lib", "warnings", "*")) }

my $files = 0;
foreach my $file (@w_files) {

    next if $file =~ /(~|\.orig|,v)$/;
    next if $file =~ /perlio$/ && !(find PerlIO::Layer 'perlio');
    next if -d $file;

    open F, "<$file" or die "Cannot open $file: $!\n" ;
    my $line = 0;
    while (<F>) {
        $line++;
	last if /^__END__/ ;
    }

    {
        local $/ = undef;
        $files++;
        @prgs = (@prgs, $file, split "\n########\n", <F>) ;
    }
    close F ;
}

undef $/;

plan tests => (scalar(@prgs)-$files);



for (@prgs){
    unless (/\n/)
     {
      print "# From $_\n";
      next;
     }
    my $switch = "";
    my @temps = () ;
    my @temp_path = () ;
    if (s/^\s*-\w+//){
        $switch = $&;
    }
    my($prog,$expected) = split(/\nEXPECT\n/, $_);
    my ($todo, $todo_reason);
    $todo = $prog =~ s/^#\s*TODO(.*)\n//m and $todo_reason = $1;
    if ( $prog =~ /--FILE--/) {
        my(@files) = split(/\n--FILE--\s*([^\s\n]*)\s*\n/, $prog) ;
	shift @files ;
	die "Internal error test $test didn't split into pairs, got " .
		scalar(@files) . "[" . join("%%%%", @files) ."]\n"
	    if @files % 2 ;
	while (@files > 2) {
	    my $filename = shift @files ;
	    my $code = shift @files ;
    	    push @temps, $filename ;
    	    if ($filename =~ m#(.*)/#) {
                mkpath($1);
                push(@temp_path, $1);
    	    }
	    open F, ">$filename" or die "Cannot open $filename: $!\n" ;
	    print F $code ;
	    close F or die "Cannot close $filename: $!\n";
	}
	shift @files ;
	$prog = shift @files ;
    }

    # fix up some paths
    if ($^O eq 'MacOS') {
	$prog =~ s|require "./abc(d)?";|require ":abc$1";|g;
	$prog =~ s|"\."|":"|g;
    }

    open TEST, ">$tmpfile" or die "Cannot open >$tmpfile: $!";
    print TEST q{
        BEGIN {
            open(STDERR, ">&STDOUT")
              or die "Can't dup STDOUT->STDERR: $!;";
        }
    };
    print TEST "\n#line 1\n";  # So the line numbers don't get messed up.
    print TEST $prog,"\n";
    close TEST or die "Cannot close $tmpfile: $!";
    my $results = runperl( switches => [$switch], stderr => 1, progfile => $tmpfile );
    my $status = $?;
    $results =~ s/\n+$//;
    # allow expected output to be written as if $prog is on STDIN
    $results =~ s/tmp\d+/-/g;
    if ($^O eq 'VMS') {
        # some tests will trigger VMS messages that won't be expected
        $results =~ s/\n?%[A-Z]+-[SIWEF]-[A-Z]+,.*//;

        # pipes double these sometimes
        $results =~ s/\n\n/\n/g;
    }
# bison says 'parse error' instead of 'syntax error',
# various yaccs may or may not capitalize 'syntax'.
    $results =~ s/^(syntax|parse) error/syntax error/mig;
    # allow all tests to run when there are leaks
    $results =~ s/Scalars leaked: \d+\n//g;

    # fix up some paths
    if ($^O eq 'MacOS') {
	$results =~ s|:abc\.pm\b|abc.pm|g;
	$results =~ s|:abc(d)?\b|./abc$1|g;
    }

    $expected =~ s/\n+$//;
    my $prefix = ($results =~ s#^PREFIX(\n|$)##) ;
    # any special options? (OPTIONS foo bar zap)
    my $option_regex = 0;
    my $option_random = 0;
    if ($expected =~ s/^OPTIONS? (.+)\n//) {
	foreach my $option (split(' ', $1)) {
	    if ($option eq 'regex') { # allow regular expressions
		$option_regex = 1;
	    }
	    elsif ($option eq 'random') { # all lines match, but in any order
		$option_random = 1;
	    }
	    else {
		die "$0: Unknown OPTION '$option'\n";
	    }
	}
    }
    die "$0: can't have OPTION regex and random\n"
        if $option_regex + option_random > 1;
    my $ok = 1;
    if ( $results =~ s/^SKIPPED\n//) {
	print "$results\n" ;
    }
    elsif ($option_random)
    {
        $ok = randomMatch($results, $expected);
    }
    elsif (($prefix  && (( $option_regex && $results !~ /^$expected/) ||
			 (!$option_regex && $results !~ /^\Q$expected/))) or
	   (!$prefix && (( $option_regex && $results !~ /^$expected/) ||
			 (!$option_regex && $results ne $expected)))) {
        my $err_line = "PROG: $switch\n$prog\n" .
                       "EXPECTED:\n$expected\n" .
                       "GOT:\n$results\n";
        if ($todo) {
            $err_line =~ s/^/# /mg;
            print $err_line;  # Harness can't filter it out from STDERR.
        }
        else {
            print STDERR $err_line;
        }
        $ok = 0;
    }

    $TODO = $todo ? $todo_reason : 0;
    ok($ok);

    foreach (@temps)
	{ unlink $_ if $_ }
    foreach (@temp_path)
	{ rmtree $_ if -d $_ }
}

sub randomMatch
{
    my $got = shift ;
    my $expected = shift;

    my @got = sort split "\n", $got ;
    my @expected = sort split "\n", $expected ;

   return "@got" eq "@expected";

}