No ext_urls

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

diff --git a/t/linkify.t b/t/linkify.t
index 586691ae6474bb4eb8424189040e896597f5105c..9280fd91fcf70f5a3306ac14dc5d6de3b4c896c1 100644 (file)
--- a/t/linkify.t
+++ b/t/linkify.t
@@ -1,4 +1,4 @@
-# Copyright (C) 2016 all contributors <meta@public-inbox.org>
+# Copyright (C) 2016-2021 all contributors <meta@public-inbox.org>
 # License: AGPL-3.0+ <https://www.gnu.org/licenses/agpl-3.0.txt>
 use strict;
 use warnings;
@@ -14,6 +14,25 @@ use PublicInbox::Linkify;
        is($s, qq(<a\nhref="$u">$u</a>.), 'trailing period not in URL');
 }
 
+{
+       my $l = PublicInbox::Linkify->new;
+       my $u = 'http://i-forgot-trailing-slash.example.com';
+       my $s = $u;
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(<a\nhref="$u">$u</a>), 'missing trailing slash OK');
+}
+
+# handle URLs in parenthesized statements
+{
+       my $l = PublicInbox::Linkify->new;
+       my $u = 'http://example.com/';
+       my $s = "(see: $u)";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq{(see: <a\nhref="$u">$u</a>)}, 'trailing ) not in URL');
+}
+
 {
        my $l = PublicInbox::Linkify->new;
        my $u = 'http://example.com/url-with-trailing-semicolon';
@@ -23,4 +42,111 @@ use PublicInbox::Linkify;
        is($s, qq(<a\nhref="$u">$u</a>;), 'trailing semicolon not in URL');
 }
 
+{
+       my $l = PublicInbox::Linkify->new;
+       my $u = 'http://example.com/url-with-(parens)';
+       my $s = "hello $u world";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(hello <a\nhref="$u">$u</a> world), 'URL preserved');
+
+       $s = "$u. hi";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(<a\nhref="$u">$u</a>. hi), 'paired () in URL OK');
+
+       $u .= "?query=a";
+       $s = "hello $u world";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(hello <a\nhref="$u">$u</a> world), 'query preserved');
+
+       $u .= "#fragment";
+       $s = "hello $u world";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(hello <a\nhref="$u">$u</a> world),
+         'query + fragment preserved');
+
+       $u = "http://example.com/";
+       $s = "hello $u world";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(hello <a\nhref="$u">$u</a> world), "root URL preserved");
+
+       $u = "http://example.com/#fragment";
+       $s = "hello $u world";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq(hello <a\nhref="$u">$u</a> world), "root + fragment");
+}
+
+# Markdown compatibility
+{
+       my $l = PublicInbox::Linkify->new;
+       my $u = 'http://example.com/';
+       my $s = "[markdown]($u)";
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq![markdown](<a\nhref="$u">$u</a>)!, 'Markdown-compatible');
+
+       $s = qq![markdown]($u "title")!;
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq![markdown](<a\nhref="$u">$u</a> "title")!,
+               'Markdown title compatible');
+
+       $s = qq![markdown]($u).!;
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       is($s, qq![markdown](<a\nhref="$u">$u</a>).!,
+               'Markdown-compatible end of sentence');
+}
+
+# Perl and Ruby code compatibility
+{
+       my $l = PublicInbox::Linkify->new;
+       my $u = 'http://example.com/';
+       foreach my $q ("'%s'", '"%s"', 'q!%s!', 'q(%s)') {
+               # Perl
+               my $s = sprintf("my \$var = $q;", $u);
+               $s = $l->linkify_1($s);
+               $s = $l->linkify_2($s);
+               like($s, qr/>\Q$u\E</, "no quote($q) in URL");
+
+               # applies to Ruby, too
+               $s = sprintf("$q,", $u);
+               $s = $l->linkify_1($s);
+               $s = $l->linkify_2($s);
+               like($s, qr/>\Q$u\E</, "no quote($q) in URL array");
+       }
+}
+
+# dangling ')'  cf. see MaintNotes in git.git todo branch
+{
+       my $l = PublicInbox::Linkify->new;
+       my $s = '(see http://example.com/).';
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       like($s, qr!\(see <a[^>]+>http://example\.com/</a>\)\.!s,
+               'punctuation with unpaired ) OK')
+}
+
+if ('IDN example: <ACDB98F4-178C-43C3-99C4-A1D03DD6A8F5@sb.org>') {
+       my $hc = '&#26376;';
+       my $u = "http://www.\x{6708}.example.com/";
+       my $s = $u;
+       my $l = PublicInbox::Linkify->new;
+       $s = $l->linkify_1($s);
+       $s = $l->linkify_2($s);
+       my $expect = qq{<a
+href="http://www.$hc.example.com/">http://www.$hc.example.com/</a>};
+       is($s, $expect, 'IDN message escaped properly');
+}
+
+{
+       my $false_positive = 'LINKIFY'.('A' x 40);
+       is(PublicInbox::Linkify->new->to_html($false_positive),
+               $false_positive, 'false-positive left as-is');
+}
 done_testing();