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<?php
/**
*
* This file is part of the phpBB Forum Software package.
*
* @copyright (c) phpBB Limited <https://www.phpbb.com>
* @license GNU General Public License, version 2 (GPL-2.0)
*
* For full copyright and license information, please see
* the docs/CREDITS.txt file.
*
*/
require_once dirname(__FILE__) . '/../../phpBB/includes/utf/utf_tools.php';
class phpbb_utf_utf8_wordwrap_test extends phpbb_test_case
{
public function test_utf8_wordwrap_ascii()
{
// if the input is all ascii it should work exactly like php's wordwrap
$text = 'The quick brown fox jumped over the lazy dog.';
$php_wordwrap = wordwrap($text, 20);
$phpbb_utf8_wordwrap = utf8_wordwrap($text, 20);
$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII standard behaviour with length 20");
$php_wordwrap = wordwrap($text, 30, "<br />\n");
$phpbb_utf8_wordwrap = utf8_wordwrap($text, 30, "<br />\n");
$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII special break string with length 30");
$text = 'A very long woooooooooooord.';
$php_wordwrap = wordwrap($text, 8, "\n");
$phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n");
$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII not cutting long words');
$php_wordwrap = wordwrap($text, 8, "\n", true);
$phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n", true);
$this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII cutting long words');
}
/**
* Helper function that generates meaningless greek text
*/
private function turn_into_greek($string)
{
$greek_chars = array("\xCE\x90", "\xCE\x91", "\xCE\x92", "\xCE\x93", "\xCE\x94", "\xCE\x95", "\xCE\x96", "\xCE\x97", "\xCE\x98", "\xCE\x99");
$greek = '';
for ($i = 0, $n = strlen($string); $i < $n; $i++)
{
// replace each number with the character from the array
if (ctype_digit($string[$i]))
{
$greek .= $greek_chars[(int) $string[$i]];
}
else
{
$greek .= $string[$i];
}
}
return $greek;
}
public function test_utf8_wordwrap_utf8()
{
$text = "0123456 0123 012345 01234";
$greek = $this->turn_into_greek($text);
$expected = $this->turn_into_greek(wordwrap($text, 10));
$phpbb_utf8_wordwrap = utf8_wordwrap($greek, 10);
$this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 standard behaviour with length 10');
}
public function test_utf8_wordwrap_utf8_cut()
{
$text = "0123456 0123 012345 01234";
$greek = $this->turn_into_greek($text);
$expected = $this->turn_into_greek(wordwrap($text, 5, "\n", true));
$phpbb_utf8_wordwrap = utf8_wordwrap($greek, 5, "\n", true);
$this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 cutting long words');
}
}
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