Merge branch '0.8.x' into testing

2 files changed, 180 insertions, 77 deletions

diff --git a/tests/HashTagDetectionTest.php b/tests/HashTagDetectionTest.php
new file mode 100644
index 000000000..901e0611c
--- /dev/null
+++ b/tests/HashTagDetectionTest.php
@@ -0,0 +1,47 @@
+<?php
+
+if (isset($_SERVER) && array_key_exists('REQUEST_METHOD', $_SERVER)) {
+    print "This script must be run from the command line\n";
+    exit();
+}
+
+define('INSTALLDIR', realpath(dirname(__FILE__) . '/..'));
+define('LACONICA', true);
+
+require_once INSTALLDIR . '/lib/common.php';
+
+class HashTagDetectionTest extends PHPUnit_Framework_TestCase
+{
+    /**
+     * @dataProvider provider
+     *
+     */
+    public function testProduction($content, $expected)
+    {
+        $rendered = common_render_text($content);
+        $this->assertEquals($expected, $rendered);
+    }
+
+    static public function provider()
+    {
+        return array(
+                     array('hello',
+                           'hello'),
+                     array('#hello people',
+                           '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span> people'),
+                     array('"#hello" people',
+                           '&quot;#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>&quot; people'),
+                     array('say "#hello" people',
+                           'say &quot;#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>&quot; people'),
+                     array('say (#hello) people',
+                           'say (#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>) people'),
+                     array('say [#hello] people',
+                           'say [#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>] people'),
+                     array('say {#hello} people',
+                           'say {#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>} people'),
+                     array('say \'#hello\' people',
+                           'say \'#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('hello'))) . '" rel="tag">hello</a></span>\' people'),
+                     );
+    }
+}
+
diff --git a/tests/URLDetectionTest.php b/tests/URLDetectionTest.php
index f35b03eaf..7b2e8c5ae 100644
--- a/tests/URLDetectionTest.php
+++ b/tests/URLDetectionTest.php
@@ -25,158 +25,214 @@ class URLDetectionTest extends PHPUnit_Framework_TestCase
     static public function provider()
     {
         return array(
+                     array('http://127.0.0.1',
+                           '<a href="http://127.0.0.1/" rel="external">http://127.0.0.1</a>'),
+                     array('127.0.0.1',
+                           '<a href="http://127.0.0.1/" rel="external">127.0.0.1</a>'),
+                     array('127.0.0.1:99',
+                           '<a href="http://127.0.0.1:99/" rel="external">127.0.0.1:99</a>'),
+                     array('127.0.0.1/test.php',
+                           '<a href="http://127.0.0.1/test.php" rel="external">127.0.0.1/test.php</a>'),
+                     array('http://[::1]:99/test.php',
+                           '<a href="http://[::1]:99/test.php" rel="external">http://[::1]:99/test.php</a>'),
+                     array('http://::1/test.php',
+                           '<a href="http://::1/test.php" rel="external">http://::1/test.php</a>'),
+                     array('http://::1',
+                           '<a href="http://::1/" rel="external">http://::1</a>'),
+                     array('2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php',
+                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php" rel="external">2001:4978:1b5:0:21d:e0ff:fe66:59ab/test.php</a>'),
+                     array('[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php',
+                           '<a href="http://[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php" rel="external">[2001:4978:1b5:0:21d:e0ff:fe66:59ab]:99/test.php</a>'),
+                     array('2001:4978:1b5:0:21d:e0ff:fe66:59ab',
+                           '<a href="http://2001:4978:1b5:0:21d:e0ff:fe66:59ab/" rel="external">2001:4978:1b5:0:21d:e0ff:fe66:59ab</a>'),
+                     array('http://127.0.0.1',
+                           '<a href="http://127.0.0.1/" rel="external">http://127.0.0.1</a>'),
+                     array('example.com',
+                           '<a href="http://example.com/" rel="external">example.com</a>'),
+                     array('example.com',
+                           '<a href="http://example.com/" rel="external">example.com</a>'),
+                     array('http://example.com',
+                           '<a href="http://example.com/" rel="external">http://example.com</a>'),
+                     array('http://example.com.',
+                           '<a href="http://example.com/" rel="external">http://example.com</a>.'),
+                     array('/var/lib/example.so',
+                           '/var/lib/example.so'),
                      array('example',
                            'example'),
+                     array('user@example.com',
+                           '<a href="mailto:user@example.com" rel="external">user@example.com</a>'),
+                     array('user_name+other@example.com',
+                           '<a href="mailto:user_name+other@example.com" rel="external">user_name+other@example.com</a>'),
+                     array('mailto:user@example.com',
+                           '<a href="mailto:user@example.com" rel="external">mailto:user@example.com</a>'),
+                     array('mailto:user@example.com?subject=test',
+                           '<a href="mailto:user@example.com?subject=test" rel="external">mailto:user@example.com?subject=test</a>'),
+                     array('#example',
+                           '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('example'))) . '" rel="tag">example</a></span>'),
+                     array('#example.com',
+                           '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('example.com'))) . '" rel="tag">example.com</a></span>'),
+                     array('#.net',
+                           '#<span class="tag"><a href="' . common_local_url('tag', array('tag' => common_canonical_tag('.net'))) . '" rel="tag">.net</a></span>'),
                      array('http://example',
-                           'http://example'),
+                           '<a href="http://example/" rel="external">http://example</a>'),
+                     array('http://3xampl3',
+                           '<a href="http://3xampl3/" rel="external">http://3xampl3</a>'),
                      array('http://example/',
-                           'http://example/'),
+                           '<a href="http://example/" rel="external">http://example/</a>'),
                      array('http://example/path',
-                           'http://example/path'),
+                           '<a href="http://example/path" rel="external">http://example/path</a>'),
                      array('http://example.com',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>'),
                      array('https://example.com',
-                           '<a href="https://example.com" class="extlink">https://example.com</a>'),
+                           '<a href="https://example.com/" rel="external">https://example.com</a>'),
                      array('ftp://example.com',
-                           '<a href="ftp://example.com" class="extlink">ftp://example.com</a>'),
+                           '<a href="ftp://example.com/" rel="external">ftp://example.com</a>'),
                      array('ftps://example.com',
-                           '<a href="ftps://example.com" class="extlink">ftps://example.com</a>'),
+                           '<a href="ftps://example.com/" rel="external">ftps://example.com</a>'),
                      array('http://user@example.com',
-                           '<a href="http://user@example.com" class="extlink">http://user@example.com</a>'),
+                           '<a href="http://user@example.com/" rel="external">http://user@example.com</a>'),
                      array('http://user:pass@example.com',
-                           '<a href="http://user:pass@example.com" class="extlink">http://user:pass@example.com</a>'),
+                           '<a href="http://user:pass@example.com/" rel="external">http://user:pass@example.com</a>'),
                      array('http://example.com:8080',
-                           '<a href="http://example.com:8080" class="extlink">http://example.com:8080</a>'),
+                           '<a href="http://example.com:8080/" rel="external">http://example.com:8080</a>'),
+                     array('http://example.com:8080/test.php',
+                           '<a href="http://example.com:8080/test.php" rel="external">http://example.com:8080/test.php</a>'),
+                     array('example.com:8080/test.php',
+                           '<a href="http://example.com:8080/test.php" rel="external">example.com:8080/test.php</a>'),
                      array('http://www.example.com',
-                           '<a href="http://www.example.com" class="extlink">http://www.example.com</a>'),
+                           '<a href="http://www.example.com/" rel="external">http://www.example.com</a>'),
                      array('http://example.com/',
-                           '<a href="http://example.com/" class="extlink">http://example.com/</a>'),
+                           '<a href="http://example.com/" rel="external">http://example.com/</a>'),
                      array('http://example.com/path',
-                           '<a href="http://example.com/path" class="extlink">http://example.com/path</a>'),
+                           '<a href="http://example.com/path" rel="external">http://example.com/path</a>'),
                      array('http://example.com/path.html',
-                           '<a href="http://example.com/path.html" class="extlink">http://example.com/path.html</a>'),
+                           '<a href="http://example.com/path.html" rel="external">http://example.com/path.html</a>'),
                      array('http://example.com/path.html#fragment',
-                           '<a href="http://example.com/path.html#fragment" class="extlink">http://example.com/path.html#fragment</a>'),
+                           '<a href="http://example.com/path.html#fragment" rel="external">http://example.com/path.html#fragment</a>'),
                      array('http://example.com/path.php?foo=bar&bar=foo',
-                           '<a href="http://example.com/path.php?foo=bar&bar=foo" class="extlink">http://example.com/path.php?foo=bar&bar=foo</a>'),
+                           '<a href="http://example.com/path.php?foo=bar&amp;bar=foo" rel="external">http://example.com/path.php?foo=bar&amp;bar=foo</a>'),
+                     array('http://example.com.',
+                           '<a href="http://example.com/" rel="external">http://example.com</a>.'),
                      array('http://müllärör.de',
-                           '<a href="http://müllärör.de" class="extlink">http://müllärör.de</a>'),
+                           '<a href="http://m&#xFC;ll&#xE4;r&#xF6;r.de/" rel="external">http://müllärör.de</a>'),
                      array('http://ﺱﺲﺷ.com',
-                           '<a href="http://ﺱﺲﺷ.com" class="extlink">http://ﺱﺲﺷ.com</a>'),
+                           '<a href="http://&#xFEB1;&#xFEB2;&#xFEB7;.com/" rel="external">http://ﺱﺲﺷ.com</a>'),
                      array('http://сделаткартинки.com',
-                           '<a href="http://сделаткартинки.com" class="extlink">http://сделаткартинки.com</a>'),
+                           '<a href="http://&#x441;&#x434;&#x435;&#x43B;&#x430;&#x442;&#x43A;&#x430;&#x440;&#x442;&#x438;&#x43D;&#x43A;&#x438;.com/" rel="external">http://сделаткартинки.com</a>'),
                      array('http://tūdaliņ.lv',
-                           '<a href="http://tūdaliņ.lv" class="extlink">http://tūdaliņ.lv</a>'),
+                           '<a href="http://t&#x16B;dali&#x146;.lv/" rel="external">http://tūdaliņ.lv</a>'),
                      array('http://brændendekærlighed.com',
-                           '<a href="http://brændendekærlighed.com" class="extlink">http://brændendekærlighed.com</a>'),
+                           '<a href="http://br&#xE6;ndendek&#xE6;rlighed.com/" rel="external">http://brændendekærlighed.com</a>'),
                      array('http://あーるいん.com',
-                           '<a href="http://あーるいん.com" class="extlink">http://あーるいん.com</a>'),
+                           '<a href="http://&#x3042;&#x30FC;&#x308B;&#x3044;&#x3093;.com/" rel="external">http://あーるいん.com</a>'),
                      array('http://예비교사.com',
-                           '<a href="http://예비교사.com" class="extlink">http://예비교사.com</a>'),
+                           '<a href="http://&#xC608;&#xBE44;&#xAD50;&#xC0AC;.com/" rel="external">http://예비교사.com</a>'),
                      array('http://example.com.',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>.'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>.'),
                      array('http://example.com?',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>?'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>?'),
                      array('http://example.com!',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>!'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>!'),
                      array('http://example.com,',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>,'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>,'),
                      array('http://example.com;',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>;'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>;'),
                      array('http://example.com:',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>:'),
+                           '<a href="http://example.com/" rel="external">http://example.com</a>:'),
                      array('\'http://example.com\'',
-                           '\'<a href="http://example.com" class="extlink">http://example.com</a>\''),
+                           '\'<a href="http://example.com/" rel="external">http://example.com</a>\''),
                      array('"http://example.com"',
-                           '"<a href="http://example.com" class="extlink">http://example.com</a>"'),
-                     array('http://example.com
',
-                           '<a href="http://example.com" class="extlink">http://example.com</a>'),
+                           '&quot;<a href="http://example.com/" rel="external">http://example.com</a>&quot;'),
+                     array('http://example.com',
+                           '<a href="http://example.com/" rel="external">http://example.com</a>'),
                      array('(http://example.com)',
-                           '(<a href="http://example.com" class="extlink">http://example.com</a>)'),
+                           '(<a href="http://example.com/" rel="external">http://example.com</a>)'),
                      array('[http://example.com]',
-                           '[<a href="http://example.com" class="extlink">http://example.com</a>]'),
+                           '[<a href="http://example.com/" rel="external">http://example.com</a>]'),
                      array('<http://example.com>',
-                           '<<a href="http://example.com" class="extlink">http://example.com</a>>'),
+                           '&lt;<a href="http://example.com/" rel="external">http://example.com</a>&gt;'),
                      array('http://example.com/path/(foo)/bar',
-                           '<a href="http://example.com/path/(foo)/bar" class="extlink">http://example.com/path/(foo)/bar</a>'),
+                           '<a href="http://example.com/path/(foo)/bar" rel="external">http://example.com/path/(foo)/bar</a>'),
                      array('http://example.com/path/[foo]/bar',
-                           '<a href="http://example.com/path/[foo]/bar" class="extlink">http://example.com/path/[foo]/bar</a>'),
+                           '<a href="http://example.com/path/[foo]/bar" rel="external">http://example.com/path/[foo]/bar</a>'),
                      array('http://example.com/path/foo/(bar)',
-                           '<a href="http://example.com/path/foo/(bar)" class="extlink">http://example.com/path/foo/(bar)</a>'),
+                           '<a href="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>'),
+                     //Not a valid url - urls cannot contain unencoded square brackets
                      array('http://example.com/path/foo/[bar]',
-                           '<a href="http://example.com/path/foo/[bar]" class="extlink">http://example.com/path/foo/[bar]</a>'),
+                           '<a href="http://example.com/path/foo/[bar]" rel="external">http://example.com/path/foo/[bar]</a>'),
                      array('Hey, check out my cool site http://example.com okay?',
-                           'Hey, check out my cool site <a href="http://example.com" class="extlink">http://example.com</a> okay?'),
+                           'Hey, check out my cool site <a href="http://example.com/" rel="external">http://example.com</a> okay?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar))?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">http://example.com/path/foo/(bar)</a>)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>)?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">http://example.com/path/foo/(bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>?'),
                      array('What about parens (e.g. http://example.com/path/foo/(bar).)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">http://example.com/path/foo/(bar)</a>.)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>.)?'),
+                     //Not a valid url - urls cannot contain unencoded commas
                      array('What about parens (e.g. http://example.com/path/(foo,bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" class="extlink">http://example.com/path/(foo,bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" rel="external">http://example.com/path/(foo,bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/((((foo)/bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/((((foo)/bar)" class="extlink">http://example.com/path/((((foo)/bar)</a>?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/((((foo)/bar)" rel="external">http://example.com/path/((((foo)/bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/(foo))))/bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/(foo))))/bar" class="extlink">http://example.com/path/(foo))))/bar</a>)?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/(foo))))/bar" rel="external">http://example.com/path/(foo))))/bar</a>)?'),
                      array('Unbalanced too (e.g. http://example.com/path/foo/((((bar)?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/((((bar)" class="extlink">http://example.com/path/foo/((((bar)</a>?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/((((bar)" rel="external">http://example.com/path/foo/((((bar)</a>?'),
                      array('Unbalanced too (e.g. http://example.com/path/foo/(bar))))?',
-                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">http://example.com/path/foo/(bar)</a>)))?'),
+                           'Unbalanced too (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">http://example.com/path/foo/(bar)</a>)))?'),
                      array('example.com',
-                           '<a href="http://example.com" class="extlink">example.com</a>'),
+                           '<a href="http://example.com/" rel="external">example.com</a>'),
                      array('example.org',
-                           '<a href="http://example.org" class="extlink">example.org</a>'),
+                           '<a href="http://example.org/" rel="external">example.org</a>'),
                      array('example.co.uk',
-                           '<a href="http://example.co.uk" class="extlink">example.co.uk</a>'),
+                           '<a href="http://example.co.uk/" rel="external">example.co.uk</a>'),
                      array('www.example.co.uk',
-                           '<a href="http://www.example.co.uk" class="extlink">www.example.co.uk</a>'),
+                           '<a href="http://www.example.co.uk/" rel="external">www.example.co.uk</a>'),
                      array('farm1.images.example.co.uk',
-                           '<a href="http://farm1.images.example.co.uk" class="extlink">farm1.images.example.co.uk</a>'),
+                           '<a href="http://farm1.images.example.co.uk/" rel="external">farm1.images.example.co.uk</a>'),
                      array('example.museum',
-                           '<a href="http://example.museum" class="extlink">example.museum</a>'),
+                           '<a href="http://example.museum/" rel="external">example.museum</a>'),
                      array('example.travel',
-                           '<a href="http://example.travel" class="extlink">example.travel</a>'),
+                           '<a href="http://example.travel/" rel="external">example.travel</a>'),
                      array('example.com.',
-                           '<a href="http://example.com" class="extlink">example.com</a>.'),
+                           '<a href="http://example.com/" rel="external">example.com</a>.'),
                      array('example.com?',
-                           '<a href="http://example.com" class="extlink">example.com</a>?'),
+                           '<a href="http://example.com/" rel="external">example.com</a>?'),
                      array('example.com!',
-                           '<a href="http://example.com" class="extlink">example.com</a>!'),
+                           '<a href="http://example.com/" rel="external">example.com</a>!'),
                      array('example.com,',
-                           '<a href="http://example.com" class="extlink">example.com</a>,'),
+                           '<a href="http://example.com/" rel="external">example.com</a>,'),
                      array('example.com;',
-                           '<a href="http://example.com" class="extlink">example.com</a>;'),
+                           '<a href="http://example.com/" rel="external">example.com</a>;'),
                      array('example.com:',
-                           '<a href="http://example.com" class="extlink">example.com</a>:'),
+                           '<a href="http://example.com/" rel="external">example.com</a>:'),
                      array('\'example.com\'',
-                           '\'<a href="http://example.com" class="extlink">example.com</a>\''),
+                           '\'<a href="http://example.com/" rel="external">example.com</a>\''),
                      array('"example.com"',
-                           '"<a href="http://example.com" class="extlink">example.com</a>"'),
-                     array('example.com
',
-                           '<a href="http://example.com" class="extlink">example.com</a>'),
+                           '&quot;<a href="http://example.com/" rel="external">example.com</a>&quot;'),
+                     array('example.com',
+                           '<a href="http://example.com/" rel="external">example.com</a>'),
                      array('(example.com)',
-                           '(<a href="http://example.com" class="extlink">example.com</a>)'),
+                           '(<a href="http://example.com/" rel="external">example.com</a>)'),
                      array('[example.com]',
-                           '[<a href="http://example.com" class="extlink">example.com</a>]'),
+                           '[<a href="http://example.com/" rel="external">example.com</a>]'),
                      array('<example.com>',
-                           '<<a href="http://example.com" class="extlink">example.com</a>>'),
+                           '&lt;<a href="http://example.com/" rel="external">example.com</a>&gt;'),
                      array('Hey, check out my cool site example.com okay?',
-                           'Hey, check out my cool site <a href="http://example.com" class="extlink">example.com</a> okay?'),
+                           'Hey, check out my cool site <a href="http://example.com/" rel="external">example.com</a> okay?'),
                      array('Hey, check out my cool site example.com.I made it.',
-                           'Hey, check out my cool site <a href="http://example.com" class="extlink">example.com</a>.I made it.'),
+                           'Hey, check out my cool site <a href="http://example.com/" rel="external">example.com</a>.I made it.'),
                      array('Hey, check out my cool site example.com.Funny thing...',
-                           'Hey, check out my cool site <a href="http://example.com" class="extlink">example.com</a>.Funny thing...'),
+                           'Hey, check out my cool site <a href="http://example.com/" rel="external">example.com</a>.Funny thing...'),
                      array('Hey, check out my cool site example.com.You will love it.',
-                           'Hey, check out my cool site <a href="http://example.com" class="extlink">example.com</a>.You will love it.'),
+                           'Hey, check out my cool site <a href="http://example.com/" rel="external">example.com</a>.You will love it.'),
                      array('What about parens (e.g. example.com/path/foo/(bar))?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">example.com/path/foo/(bar)</a>)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>)?'),
                      array('What about parens (e.g. example.com/path/foo/(bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">example.com/path/foo/(bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>?'),
                      array('What about parens (e.g. example.com/path/foo/(bar).)?',
-                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" class="extlink">example.com/path/foo/(bar)</a>.)?'),
+                           'What about parens (e.g. <a href="http://example.com/path/foo/(bar)" rel="external">example.com/path/foo/(bar)</a>.)?'),
                      array('What about parens (e.g. example.com/path/(foo,bar)?',
-                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" class="extlink">example.com/path/(foo,bar)</a>?'),
+                           'What about parens (e.g. <a href="http://example.com/path/(foo,bar)" rel="external">example.com/path/(foo,bar)</a>?'),
                      array('file.ext',
                            'file.ext'),
                      array('file.html',