www: drop --subject from "git send-email" instructions

[public-inbox.git] / t / hl_mod.t

diff --git a/t/hl_mod.t b/t/hl_mod.t
index f2eb5f918765729b2d496402fbf0ef2ed1e3218a..a88f6c0372bd2d1fcbbc0cd5bba482b3c22b37c5 100644 (file)
--- a/t/hl_mod.t
+++ b/t/hl_mod.t
@@ -1,18 +1,16 @@
 #!/usr/bin/perl -w
-# Copyright (C) 2019 all contributors <meta@public-inbox.org>
+# Copyright (C) 2019-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
-use strict;
-use warnings;
-use Test::More;
-eval { require highlight } or
-       plan skip_all => 'failed to load highlight.pm';
+use strict; use v5.10.1; use PublicInbox::TestCommon; use IO::Handle; # ->autoflush
+use Fcntl qw(:seek);
+require_mods 'highlight';
 use_ok 'PublicInbox::HlMod';
 my $hls = PublicInbox::HlMod->new;
 ok($hls, 'initialized OK');
 is($hls->_shebang2lang(\"#!/usr/bin/perl -w\n"), 'perl', 'perl shebang OK');
 is($hls->{-ext2lang}->{'pm'}, 'perl', '.pm suffix OK');
 is($hls->{-ext2lang}->{'pl'}, 'perl', '.pl suffix OK');
-is($hls->_path2lang('Makefile'), 'make', 'Makefile OK');
+like($hls->_path2lang('Makefile'), qr/\Amake/, 'Makefile OK');
 my $str = do { local $/; open(my $fh, __FILE__); <$fh> };
 my $orig = $str;
 
@@ -21,16 +19,16 @@ my $orig = $str;
        is(ref($ref), 'SCALAR', 'got a scalar reference back');
        ok(utf8::valid($$ref), 'resulting string is utf8::valid');
        like($$ref, qr/I can see you!/, 'we can see ourselves in output');
-       like($$ref, qr/&amp;&amp;/, 'escaped');
+       like($$ref, qr/&amp;&amp;/, 'escaped &&');
        my $lref = $hls->do_hl_lang(\$str, 'perl');
        is($$ref, $$lref, 'do_hl_lang matches do_hl');
 
-       use PublicInbox::Spawn qw(which);
-       if (eval { require IPC::Run } && which('w3m')) {
-               require File::Temp;
-               my $cmd = [ qw(w3m -T text/html -dump -config /dev/null) ];
-               my ($out, $err) = ('', '');
-               IPC::Run::run($cmd, \('<pre>'.$$ref.'</pre>'), \$out, \$err);
+       SKIP: {
+               my $w3m = require_cmd('w3m', 1) or
+                       skip('w3m(1) missing to check output', 1);
+               my $cmd = [ $w3m, qw(-T text/html -dump -config /dev/null) ];
+               my $in = '<pre>' . $$ref . '</pre>';
+               my $out = xqx($cmd, undef, { 0 => \$in });
                # expand tabs and normalize whitespace,
                # w3m doesn't preserve tabs
                $orig =~ s/\t/        /gs;
@@ -40,4 +38,24 @@ my $orig = $str;
        }
 }
 
+if ('experimental, only for help text') {
+       my $tmp = <<'EOF';
+:>
+```perl
+my $foo = 1 & 2;
+```
+:<
+EOF
+       $hls->do_hl_text(\$tmp);
+       my @hl = split(/^/m, $tmp);
+       is($hl[0], ":&gt;\n", 'first line escaped');
+       is($hl[1], "```perl\n", '2nd line preserved');
+       like($hl[2], qr/<span\b/, 'code highlighted');
+       like($hl[2], qr/&amp;/, 'ampersand escaped');
+       is($hl[3], "```\n", '4th line preserved');
+       is($hl[4], ":&lt;\n", '5th line escaped');
+       is(scalar(@hl), 5, 'no extra line');
+
+}
+
 done_testing;