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-rw-r--r--t/linkify.t12
1 files changed, 12 insertions, 0 deletions
diff --git a/t/linkify.t b/t/linkify.t
index fe218b91..c4923582 100644
--- a/t/linkify.t
+++ b/t/linkify.t
@@ -132,4 +132,16 @@ use PublicInbox::Linkify;
                 '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');
+}
+
 done_testing();