xref: /dokuwiki/_test/tests/general/general_html.test.php (revision fc21b37bd5185ebcbfd75d074a1e682661e225be)
1f30298a1SAndreas Gohr<?php
2f30298a1SAndreas Gohr
3f30298a1SAndreas Gohr/**
4f30298a1SAndreas Gohr * Check some page output for validity
50af8c6fbSAndreas Gohr *
60af8c6fbSAndreas Gohr * @group internet
7f30298a1SAndreas Gohr */
8f30298a1SAndreas Gohrclass general_html_test extends DokuWikiTest
9f30298a1SAndreas Gohr{
10*fc21b37bSAndreas Gohr    /** @var string[] we consider these hits shortcomings in the validator and not errors */
11*fc21b37bSAndreas Gohr    protected $allowedErrors = [
12*fc21b37bSAndreas Gohr        'The string “ugc” is not a registered keyword.',
13*fc21b37bSAndreas Gohr    ];
14f30298a1SAndreas Gohr
15f30298a1SAndreas Gohr    /**
16f30298a1SAndreas Gohr     * List of requests to check for validity
17f30298a1SAndreas Gohr     *
18f30298a1SAndreas Gohr     * @return array
19f30298a1SAndreas Gohr     */
20f30298a1SAndreas Gohr    public function requestProvider()
21f30298a1SAndreas Gohr    {
22f30298a1SAndreas Gohr        return [
23f30298a1SAndreas Gohr            ['/doku.php', 'GET', []],
24f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['do' => 'recent']],
25f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['do' => 'index']],
26f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['do' => 'login']],
27f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['do' => 'search', 'q' => 'wiki']],
28f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['id' => 'wiki:syntax']],
29f30298a1SAndreas Gohr            ['/doku.php', 'GET', ['id' => 'wiki:syntax', 'ns' => 'wiki', 'image' => 'wiki:dokuwiki-128.png', 'do' => 'media']],
30f30298a1SAndreas Gohr            ['/lib/exe/detail.php', 'GET', ['id' => 'wiki:syntax', 'media' => 'wiki:dokuwiki-128.png']],
31f30298a1SAndreas Gohr        ];
32f30298a1SAndreas Gohr    }
33f30298a1SAndreas Gohr
34f30298a1SAndreas Gohr    /**
35f30298a1SAndreas Gohr     * Sends the given HTML to the validator and returns the result
36f30298a1SAndreas Gohr     *
37f30298a1SAndreas Gohr     * @param string $html
38f30298a1SAndreas Gohr     * @return array
39f30298a1SAndreas Gohr     * @throws Exception when communication failed
40f30298a1SAndreas Gohr     */
41f30298a1SAndreas Gohr    protected function validate($html)
42f30298a1SAndreas Gohr    {
43*fc21b37bSAndreas Gohr        $http = new \dokuwiki\HTTP\DokuHTTPClient();
44f30298a1SAndreas Gohr        $http->headers['Content-Type'] = 'text/html; charset=utf-8';
45f30298a1SAndreas Gohr        $result = $http->post('https://validator.w3.org/nu/?out=json&level=error', $html);
46f30298a1SAndreas Gohr
47f30298a1SAndreas Gohr        if ($result === false) {
48f30298a1SAndreas Gohr            throw new \Exception($http->error);
49f30298a1SAndreas Gohr        }
50f30298a1SAndreas Gohr
51f30298a1SAndreas Gohr        $result = json_decode($result, true);
52f30298a1SAndreas Gohr        if ($result === null) {
53f30298a1SAndreas Gohr            throw new \Exception('could not decode JSON');
54f30298a1SAndreas Gohr        }
55f30298a1SAndreas Gohr
56f30298a1SAndreas Gohr        return $result;
57f30298a1SAndreas Gohr    }
58f30298a1SAndreas Gohr
59f30298a1SAndreas Gohr    /**
60f30298a1SAndreas Gohr     * Reformat the errors for nicer display in output
61f30298a1SAndreas Gohr     *
62f30298a1SAndreas Gohr     * @param array $result
63f30298a1SAndreas Gohr     * @return string[]
64f30298a1SAndreas Gohr     */
65f30298a1SAndreas Gohr    protected function listErrors($result)
66f30298a1SAndreas Gohr    {
67f30298a1SAndreas Gohr        $errors = [];
68f30298a1SAndreas Gohr        foreach ($result['messages'] as $msg) {
69*fc21b37bSAndreas Gohr            if ($this->isAllowedError($msg['message'])) continue;
70f30298a1SAndreas Gohr            $errors[] = "☛ " . $msg['message'] . "\n" . $msg['extract'] . "\n";
71f30298a1SAndreas Gohr        }
72f30298a1SAndreas Gohr        return $errors;
73f30298a1SAndreas Gohr    }
74f30298a1SAndreas Gohr
75*fc21b37bSAndreas Gohr    /**
76*fc21b37bSAndreas Gohr     * Is the given string an allowed error that should be skipped?
77*fc21b37bSAndreas Gohr     *
78*fc21b37bSAndreas Gohr     * @param string $string
79*fc21b37bSAndreas Gohr     * @return bool
80*fc21b37bSAndreas Gohr     */
81*fc21b37bSAndreas Gohr    protected function isAllowedError($string)
82*fc21b37bSAndreas Gohr    {
83*fc21b37bSAndreas Gohr        $re = join('|', array_map('preg_quote_cb', $this->allowedErrors));
84*fc21b37bSAndreas Gohr        return (bool)preg_match("/$re/", $string);
85*fc21b37bSAndreas Gohr    }
86f30298a1SAndreas Gohr
87f30298a1SAndreas Gohr    /**
88f30298a1SAndreas Gohr     * @dataProvider requestProvider
89f30298a1SAndreas Gohr     * @param string $url
90f30298a1SAndreas Gohr     * @param string $method
91f30298a1SAndreas Gohr     * @param array $data
92f30298a1SAndreas Gohr     * @group internet
93f30298a1SAndreas Gohr     */
94f30298a1SAndreas Gohr    public function test_Validity($url, $method, $data)
95f30298a1SAndreas Gohr    {
96f30298a1SAndreas Gohr        $request = new TestRequest();
97f30298a1SAndreas Gohr        if ($method == 'GET') {
98f30298a1SAndreas Gohr            $response = $request->get($data, $url);
99f30298a1SAndreas Gohr        } elseif ($method == 'POST') {
100f30298a1SAndreas Gohr            $response = $request->post($data, $url);
101f30298a1SAndreas Gohr        } else {
102f30298a1SAndreas Gohr            throw new \RuntimeException("unknown method given: $method");
103f30298a1SAndreas Gohr        }
104f30298a1SAndreas Gohr
105f30298a1SAndreas Gohr        $html = $response->getContent();
106f30298a1SAndreas Gohr        try {
107f30298a1SAndreas Gohr            $result = $this->validate($html);
108f30298a1SAndreas Gohr        } catch (\Exception $e) {
109f30298a1SAndreas Gohr            $this->markTestSkipped($e->getMessage());
110f30298a1SAndreas Gohr            return;
111f30298a1SAndreas Gohr        }
112f30298a1SAndreas Gohr
113f30298a1SAndreas Gohr        $errors = $this->listErrors($result);
114f30298a1SAndreas Gohr        $info = "Invalid HTML found:\n" . join("\n", $errors);
115f30298a1SAndreas Gohr
116f30298a1SAndreas Gohr        $this->assertEquals(0, count($errors), $info);
117f30298a1SAndreas Gohr    }
118f30298a1SAndreas Gohr}
119