xref: /dokuwiki/_test/tests/inc/utf8_substr.test.php (revision 5a0eec47d375f076d810160503bdd303f8cf62a0) 
1<?php
2// use no mbstring help here
3if(!defined('UTF8_NOMBSTRING')) define('UTF8_NOMBSTRING',1);
4require_once DOKU_INC.'inc/utf8.php';
5
6class utf8_substr_test extends DokuWikiTest {
7
8
9    function test1(){
10        // we test multiple cases here - format: in, offset, length, out
11        $tests   = array();
12        $tests[] = array('asciistring',2,null,'ciistring');
13        $tests[] = array('asciistring',2,4,'ciis');
14        $tests[] = array('asciistring',-4,null,'ring');
15        $tests[] = array('asciistring',2,-4,'ciist');
16        $tests[] = array('asciistring',-6,-2,'stri');
17
18        $tests[] = array('живπά우리をあöä',2,null,'вπά우리をあöä');
19        $tests[] = array('живπά우리をあöä',2,4,'вπά우');
20        $tests[] = array('живπά우리をあöä',-4,null,'をあöä');
21        $tests[] = array('живπά우리をあöä',2,-4,'вπά우리');
22        $tests[] = array('живπά우리をあöä',-6,-2,'우리をあ');
23
24        foreach($tests as $test){
25            $this->assertEquals(utf8_substr($test[0],$test[1],$test[2]),$test[3]);
26        }
27    }
28
29    function test2_bug891() {
30        // we test multiple cases here - format: in, offset, length, out
31        $tests   = array();
32
33        $str = str_repeat('в',66000).'@@';
34        $tests[] = array($str, 65600, 1, 'в');
35        $tests[] = array($str,0,66002,$str);
36
37        foreach($tests as $test){
38            $this->assertEquals(utf8_substr($test[0],$test[1],$test[2]),$test[3]);
39        }
40    }
41
42}
43//Setup VIM: ex: et ts=4 :
44