minor #22357 [HttpFoundation] Fix and test status codes according to …

…IANA's data (dunglas)

This PR was merged into the 2.7 branch.

Discussion
----------

[HttpFoundation] Fix and test status codes according to IANA's data

| Q             | A
| ------------- | ---
| Branch?       | 2.7
| Bug fix?      | yes
| New feature?  | no <!-- don't forget updating src/**/CHANGELOG.md files -->
| BC breaks?    | no
| Deprecations? | no <!-- don't forget updating UPGRADE-*.md files -->
| Tests pass?   | yes
| Fixed tickets | n/a
| License       | MIT
| Doc PR        | n/a

This PR updates HTTP status code according to values [standardized by the IANA](https://www.iana.org/assignments/http-status-codes/http-status-codes.xml). It also add a test to check the conformance (we'll also be notified when a code is added, ~~removed~~ or modified).

All credits go to @fcabralpacheco for is work in Zend Diactoros: zendframework/zend-diactoros#234

Commits
-------

72d25cc [HttpFoundation] Fix and test status codes according to IANA's data

src/Symfony/Component/HttpFoundation/Response.php

@@ -158,10 +158,10 @@ class Response
         410 => 'Gone',
         411 => 'Length Required',
         412 => 'Precondition Failed',
-        413 => 'Request Entity Too Large',
-        414 => 'Request-URI Too Long',
+        413 => 'Payload Too Large',
+        414 => 'URI Too Long',
         415 => 'Unsupported Media Type',
-        416 => 'Requested Range Not Satisfiable',
+        416 => 'Range Not Satisfiable',
         417 => 'Expectation Failed',
         418 => 'I\'m a teapot',                                               // RFC2324
         421 => 'Misdirected Request',                                         // RFC7540
@@ -180,7 +180,7 @@ class Response
         503 => 'Service Unavailable',
         504 => 'Gateway Timeout',
         505 => 'HTTP Version Not Supported',
-        506 => 'Variant Also Negotiates (Experimental)',                      // RFC2295
+        506 => 'Variant Also Negotiates',                                     // RFC2295
         507 => 'Insufficient Storage',                                        // RFC4918
         508 => 'Loop Detected',                                               // RFC5842
         510 => 'Not Extended',                                                // RFC2774

src/Symfony/Component/HttpFoundation/Tests/ResponseTest.php

@@ -882,6 +882,67 @@ protected function provideResponse()
     {
         return new Response();
     }
+
+    /**
+     * @see       http://github.com/zendframework/zend-diactoros for the canonical source repository
+     *
+     * @author    Fábio Pacheco
+     * @copyright Copyright (c) 2015-2016 Zend Technologies USA Inc. (http://www.zend.com)
+     * @license   https://github.com/zendframework/zend-diactoros/blob/master/LICENSE.md New BSD License
+     */
+    public function ianaCodesReasonPhrasesProvider()
+    {
+        if (!in_array('https', stream_get_wrappers(), true)) {
+            $this->markTestSkipped('The "https" wrapper is not available');
+        }
+
+        $ianaHttpStatusCodes = new \DOMDocument();
+
+        libxml_set_streams_context(stream_context_create(array(
+            'http' => array(
+                'method' => 'GET',
+                'timeout' => 30,
+            ),
+        )));
+
+        $ianaHttpStatusCodes->load('https://www.iana.org/assignments/http-status-codes/http-status-codes.xml');
+        if (!$ianaHttpStatusCodes->relaxNGValidate('https://www.iana.org/assignments/http-status-codes/http-status-codes.rng')) {
+            self::fail('Invalid IANA\'s HTTP status code list.');
+        }
+
+        $ianaCodesReasonPhrases = array();
+
+        $xpath = new \DomXPath($ianaHttpStatusCodes);
+        $xpath->registerNamespace('ns', 'http://www.iana.org/assignments');
+
+        $records = $xpath->query('//ns:record');
+        foreach ($records as $record) {
+            $value = $xpath->query('.//ns:value', $record)->item(0)->nodeValue;
+            $description = $xpath->query('.//ns:description', $record)->item(0)->nodeValue;
+
+            if (in_array($description, array('Unassigned', '(Unused)'), true)) {
+                continue;
+            }
+
+            if (preg_match('/^([0-9]+)\s*\-\s*([0-9]+)$/', $value, $matches)) {
+                for ($value = $matches[1]; $value <= $matches[2]; ++$value) {
+                    $ianaCodesReasonPhrases[] = array($value, $description);
+                }
+            } else {
+                $ianaCodesReasonPhrases[] = array($value, $description);
+            }
+        }
+
+        return $ianaCodesReasonPhrases;
+    }
+
+    /**
+     * @dataProvider ianaCodesReasonPhrasesProvider
+     */
+    public function testReasonPhraseDefaultsAgainstIana($code, $reasonPhrase)
+    {
+        $this->assertEquals($reasonPhrase, Response::$statusTexts[$code]);
+    }
 }
 
 class StringableObject