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diff --git a/models/openid-php-openid-782224d/Tests/Auth/OpenID/Util.php b/models/openid-php-openid-782224d/Tests/Auth/OpenID/Util.php
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+++ b/models/openid-php-openid-782224d/Tests/Auth/OpenID/Util.php
@@ -0,0 +1,319 @@
+<?php
+
+/**
+ * Tests for utility functions used by the OpenID library.
+ *
+ * PHP versions 4 and 5
+ *
+ * LICENSE: See the COPYING file included in this distribution.
+ *
+ * @package OpenID
+ * @author JanRain, Inc. <openid@janrain.com>
+ * @copyright 2005-2008 Janrain, Inc.
+ * @license http://www.apache.org/licenses/LICENSE-2.0 Apache
+ */
+
+require_once 'Auth/OpenID.php';
+
+class Tests_Auth_OpenID_Util extends PHPUnit_Framework_TestCase {
+    function test_base64()
+    {
+        // This is not good for international use, but PHP doesn't
+        // appear to provide access to the local alphabet.
+        $letters = "abcdefghijklmnopqrstuvwxyzABCDEFGHIJKLMNOPQRSTUVWXYZ";
+        $digits = "0123456789";
+        $extra = "+/=";
+        $allowed_s = $letters . $digits . $extra;
+        $allowed_d = array();
+
+        for ($i = 0; $i < strlen($allowed_s); $i++) {
+            $c = $allowed_s[$i];
+            $allowed_d[$c] = null;
+        }
+
+        function checkEncoded($obj, $str, $allowed_array)
+            {
+                for ($i = 0; $i < strlen($str); $i++) {
+                    $obj->assertTrue(array_key_exists($str[$i],
+                                                      $allowed_array));
+                }
+            }
+
+        $cases = array(
+                       "",
+                       "x",
+                       "\x00",
+                       "\x01",
+                       str_repeat("\x00", 100),
+                       implode("", array_map('chr', range(0, 255)))
+                       );
+
+        foreach ($cases as $s) {
+            $b64 = base64_encode($s);
+            checkEncoded($this, $b64, $allowed_d);
+            $s_prime = base64_decode($b64);
+            $this->assertEquals($s_prime, $s);
+        }
+
+        function random_ordinal($unused)
+            {
+                return rand(0, 255);
+            }
+
+        // Randomized test
+        foreach (range(0, 49) as $i) {
+            $n = rand(0, 2048);
+            $s = implode("", array_map('chr',
+                                       array_map('random_ordinal',
+                                                 range(0, $n))));
+            $b64 = base64_encode($s);
+            checkEncoded($this, $b64, $allowed_d);
+            $s_prime = base64_decode($b64);
+            $this->assertEquals($s_prime, $s);
+        }
+    }
+
+    function test_urldefrag()
+    {
+        $cases = array(
+                       array('http://foo.com', 'http://foo.com'),
+                       array('http://foo.com/', 'http://foo.com/'),
+                       array('http://foo.com/path', 'http://foo.com/path'),
+                       array('http://foo.com/path?query', 'http://foo.com/path?query'),
+                       array('http://foo.com/path?query=v', 'http://foo.com/path?query=v'),
+                       array('http://foo.com/?query=v', 'http://foo.com/?query=v'),
+                       );
+
+        foreach ($cases as $pair) {
+            list($orig, $after) = $pair;
+            list($base, $frag) = Auth_OpenID::urldefrag($orig);
+            $this->assertEquals($after, $base);
+            $this->assertEquals($frag, '');
+
+            list($base, $frag) = Auth_OpenID::urldefrag($orig . "#fragment");
+            $this->assertEquals($after, $base);
+            $this->assertEquals('fragment', $frag);
+        }
+    }
+
+    function test_normalizeUrl()
+    {
+        $this->assertEquals("http://foo.com/",
+                            Auth_OpenID::normalizeUrl("foo.com"));
+
+        $this->assertEquals("http://foo.com/",
+                            Auth_OpenID::normalizeUrl("http://foo.com"));
+
+        $this->assertEquals("https://foo.com/",
+                            Auth_OpenID::normalizeUrl("https://foo.com"));
+
+        $this->assertEquals("http://foo.com/bar",
+                            Auth_OpenID::normalizeUrl("foo.com/bar"));
+
+        $this->assertEquals("http://foo.com/bar",
+                            Auth_OpenID::normalizeUrl("http://foo.com/bar"));
+
+        $this->assertEquals("http://foo.com/",
+                            Auth_OpenID::normalizeUrl("http://foo.com/"));
+
+        $this->assertEquals("https://foo.com/",
+                            Auth_OpenID::normalizeUrl("https://foo.com/"));
+
+        $this->assertEquals("https://foo.com/bar" ,
+                            Auth_OpenID::normalizeUrl("https://foo.com/bar"));
+
+        $this->assertEquals("http://foo.com/bar" ,
+                            Auth_OpenID::normalizeUrl("HTtp://foo.com/bar"));
+
+        $this->assertEquals("http://foo.com/bar" ,
+             Auth_OpenID::normalizeUrl("HTtp://foo.com/bar#fraggle"));
+
+        $this->assertEquals("http://foo.com/bAr/" ,
+             Auth_OpenID::normalizeUrl("HTtp://fOo.com/bAr/.#fraggle"));
+
+        if (0) {
+            $this->assertEquals("http://foo.com/%E8%8D%89",
+                           Auth_OpenID::normalizeUrl("foo.com/\u8349"));
+
+            $this->assertEquals("http://foo.com/%E8%8D%89",
+                           Auth_OpenID::normalizeUrl("http://foo.com/\u8349"));
+        }
+
+        $non_ascii_domain_cases = array(
+                                        array("http://xn--vl1a.com/",
+                                              "\u8349.com"),
+
+                                        array("http://xn--vl1a.com/",
+                                              "http://\u8349.com"),
+
+                                        array("http://xn--vl1a.com/",
+                                              "\u8349.com/"),
+
+                                        array("http://xn--vl1a.com/",
+                                              "http://\u8349.com/"),
+
+                                        array("http://xn--vl1a.com/%E8%8D%89",
+                                              "\u8349.com/\u8349"),
+
+                                        array("http://xn--vl1a.com/%E8%8D%89",
+                                              "http://\u8349.com/\u8349"),
+                                        );
+
+        // XXX
+        /*
+        codecs.getencoder('idna')
+         except LookupError:
+        # If there is no idna codec, these cases with
+        # non-ascii-representable domain names should fail.
+        should_raise = True
+    else:
+        should_raise = False
+
+    for expected, case in non_ascii_domain_cases:
+try:
+actual = Auth_OpenID::normalizeUrl(case)
+         except UnicodeError:
+            assert should_raise
+    else:
+assert not should_raise and actual == expected, case
+        */
+
+        $this->assertNull(Auth_OpenID::normalizeUrl(null));
+        $this->assertNull(Auth_OpenID::normalizeUrl(''));
+        $this->assertNull(Auth_OpenID::normalizeUrl('http://'));
+    }
+
+    function test_appendArgs()
+    {
+
+        $simple = 'http://www.example.com/';
+
+        $cases = array(
+                       array('empty list',
+                             array($simple, array()),
+                             $simple),
+
+                       array('empty dict',
+                             array($simple, array()),
+                             $simple),
+
+                       array('one list',
+                             array($simple, array(array('a', 'b'))),
+                             $simple . '?a=b'),
+
+                       array('one dict',
+                             array($simple, array('a' => 'b')),
+                             $simple . '?a=b'),
+
+                       array('two list (same)',
+                             array($simple, array(array('a', 'b'),
+                                                  array('a', 'c'))),
+                             $simple . '?a=b&a=c'),
+
+                       array('two list',
+                             array($simple, array(array('a', 'b'),
+                                                  array('b', 'c'))),
+                             $simple . '?a=b&b=c'),
+
+                       array('two list (order)',
+                             array($simple, array(array('b', 'c'),
+                                                  array('a', 'b'))),
+                             $simple . '?b=c&a=b'),
+
+                       array('two dict (order)',
+                             array($simple, array('b' => 'c',
+                                                  'a' => 'b')),
+                             $simple . '?a=b&b=c'),
+
+                       array('escape',
+                             array($simple, array(array('=', '='))),
+                             $simple . '?%3D=%3D'),
+
+                       array('escape (URL)',
+                             array($simple, array(array('this_url',
+                                                        $simple))),
+                             $simple .
+                             '?this_url=http%3A%2F%2Fwww.example.com%2F'),
+
+                       array('use dots',
+                             array($simple, array(array('openid.stuff',
+                                                        'bother'))),
+                             $simple . '?openid.stuff=bother'),
+
+                       array('args exist (empty)',
+                             array($simple . '?stuff=bother', array()),
+                             $simple . '?stuff=bother'),
+
+                       array('args exist',
+                             array($simple . '?stuff=bother',
+                                   array(array('ack', 'ack'))),
+                             $simple . '?stuff=bother&ack=ack'),
+
+                       array('args exist',
+                             array($simple . '?stuff=bother',
+                                   array(array('ack', 'ack'))),
+                             $simple . '?stuff=bother&ack=ack'),
+
+                       array('args exist (dict)',
+                             array($simple . '?stuff=bother',
+                                   array('ack' => 'ack')),
+                             $simple . '?stuff=bother&ack=ack'),
+
+                       array('args exist (dict 2)',
+                             array($simple . '?stuff=bother',
+                                   array('ack' => 'ack', 'zebra' => 'lion')),
+                             $simple . '?stuff=bother&ack=ack&zebra=lion'),
+
+                       array('three args (dict)',
+                             array($simple, array('stuff' => 'bother',
+                                                  'ack' => 'ack',
+                                                  'zebra' => 'lion')),
+                             $simple . '?ack=ack&stuff=bother&zebra=lion'),
+
+                       array('three args (list)',
+                             array($simple, array(
+                                                  array('stuff', 'bother'),
+                                                  array('ack', 'ack'),
+                                                  array('zebra', 'lion'))),
+                             $simple . '?stuff=bother&ack=ack&zebra=lion'),
+                       );
+
+        // Tests.
+        foreach ($cases as $case) {
+            list($desc, $data, $expected) = $case;
+            list($url, $query) = $data;
+            $this->assertEquals($expected,
+                    Auth_OpenID::appendArgs($url, $query));
+        }
+    }
+
+    function test_getQuery()
+    {
+        $queries = array(
+                         '' => array(),
+                         'single' => array(),
+                         'no&pairs' => array(),
+                         'x%3Dy' => array(),
+                         'single&real=value' => array('real' => 'value'),
+                         'x=y&m=x%3Dn' => array('x' => 'y', 'm' => 'x=n'),
+                         '&m=x%20y' => array('m' => 'x y'),
+                         'single&&m=x%20y&bogus' => array('m' => 'x y'),
+                         // Even with invalid encoding.  But don't do that.
+                         'too=many=equals&' => array('too' => 'many=equals')
+                         );
+
+        foreach ($queries as $s => $data) {
+            $query = Auth_OpenID::getQuery($s);
+
+            foreach ($data as $key => $value) {
+                $this->assertTrue($query[$key] === $value);
+            }
+
+            foreach ($query as $key => $value) {
+                $this->assertTrue($data[$key] === $value);
+            }
+        }
+    }
+}
+
+