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| 1 | <?php |
| 2 | /** |
| 3 | * |
| 4 | * This file is part of the phpBB Forum Software package. |
| 5 | * |
| 6 | * @copyright (c) phpBB Limited <https://www.phpbb.com> |
| 7 | * @license GNU General Public License, version 2 (GPL-2.0) |
| 8 | * |
| 9 | * For full copyright and license information, please see |
| 10 | * the docs/CREDITS.txt file. |
| 11 | * |
| 12 | */ |
| 13 | |
| 14 | class phpbb_utf_utf8_wordwrap_test extends phpbb_test_case |
| 15 | { |
| 16 | public function test_utf8_wordwrap_ascii() |
| 17 | { |
| 18 | // if the input is all ascii it should work exactly like php's wordwrap |
| 19 | |
| 20 | $text = 'The quick brown fox jumped over the lazy dog.'; |
| 21 | |
| 22 | $php_wordwrap = wordwrap($text, 20); |
| 23 | $phpbb_utf8_wordwrap = utf8_wordwrap($text, 20); |
| 24 | $this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII standard behaviour with length 20"); |
| 25 | |
| 26 | $php_wordwrap = wordwrap($text, 30, "<br />\n"); |
| 27 | $phpbb_utf8_wordwrap = utf8_wordwrap($text, 30, "<br />\n"); |
| 28 | $this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, "Checking ASCII special break string with length 30"); |
| 29 | |
| 30 | $text = 'A very long woooooooooooord.'; |
| 31 | |
| 32 | $php_wordwrap = wordwrap($text, 8, "\n"); |
| 33 | $phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n"); |
| 34 | $this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII not cutting long words'); |
| 35 | |
| 36 | $php_wordwrap = wordwrap($text, 8, "\n", true); |
| 37 | $phpbb_utf8_wordwrap = utf8_wordwrap($text, 8, "\n", true); |
| 38 | $this->assertEquals($php_wordwrap, $phpbb_utf8_wordwrap, 'Checking ASCII cutting long words'); |
| 39 | } |
| 40 | |
| 41 | /** |
| 42 | * Helper function that generates meaningless greek text |
| 43 | */ |
| 44 | private function turn_into_greek($string) |
| 45 | { |
| 46 | $greek_chars = array("\xCE\x90", "\xCE\x91", "\xCE\x92", "\xCE\x93", "\xCE\x94", "\xCE\x95", "\xCE\x96", "\xCE\x97", "\xCE\x98", "\xCE\x99"); |
| 47 | |
| 48 | $greek = ''; |
| 49 | for ($i = 0, $n = strlen($string); $i < $n; $i++) |
| 50 | { |
| 51 | // replace each number with the character from the array |
| 52 | if (ctype_digit($string[$i])) |
| 53 | { |
| 54 | $greek .= $greek_chars[(int) $string[$i]]; |
| 55 | } |
| 56 | else |
| 57 | { |
| 58 | $greek .= $string[$i]; |
| 59 | } |
| 60 | } |
| 61 | |
| 62 | return $greek; |
| 63 | } |
| 64 | |
| 65 | public function test_utf8_wordwrap_utf8() |
| 66 | { |
| 67 | $text = "0123456 0123 012345 01234"; |
| 68 | $greek = $this->turn_into_greek($text); |
| 69 | |
| 70 | $expected = $this->turn_into_greek(wordwrap($text, 10)); |
| 71 | $phpbb_utf8_wordwrap = utf8_wordwrap($greek, 10); |
| 72 | $this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 standard behaviour with length 10'); |
| 73 | } |
| 74 | |
| 75 | public function test_utf8_wordwrap_utf8_cut() |
| 76 | { |
| 77 | $text = "0123456 0123 012345 01234"; |
| 78 | $greek = $this->turn_into_greek($text); |
| 79 | |
| 80 | $expected = $this->turn_into_greek(wordwrap($text, 5, "\n", true)); |
| 81 | $phpbb_utf8_wordwrap = utf8_wordwrap($greek, 5, "\n", true); |
| 82 | $this->assertEquals($expected, $phpbb_utf8_wordwrap, 'Checking UTF-8 cutting long words'); |
| 83 | } |
| 84 | } |
| 85 |