php-src/ext/mbstring/tests/mb_substr_count_variation4.phpt

44 lines
1.2 KiB
PHP

--TEST--
Test mb_substr_count() function : variation - pass a $needle that overlaps in $haystack
--SKIPIF--
<?php
extension_loaded('mbstring') or die('skip');
function_exists('mb_substr_count') or die("skip mb_substr_count() is not available in this build");
?>
--FILE--
<?php
/* Prototype : int mb_substr_count(string $haystack, string $needle [, string $encoding])
* Description: Count the number of substring occurrences
* Source code: ext/mbstring/mbstring.c
*/
/*
* Pass mb_substr_count() a $needle that overlaps in $haystack and see whether
* it counts only the first occurrence or all other occurrences regardless whether they
* were part of previous match
*/
echo "*** Testing mb_substr_count() : usage variations ***\n";
echo "\n-- ASCII String --\n";
$string_ascii = b'abcabcabc';
var_dump(mb_substr_count($string_ascii, b'abcabc')); //needle overlaps in haystack
echo "\n-- Multibyte String --\n";
$string_mb = base64_decode('5pel5pys6Kqe5pel5pys6Kqe5pel5pys6Kqe');
$needle_mb = base64_decode('5pel5pys6Kqe5pel5pys6Kqe');
var_dump(mb_substr_count($string_mb, $needle_mb, 'utf-8'));
echo "Done";
?>
--EXPECTF--
*** Testing mb_substr_count() : usage variations ***
-- ASCII String --
int(1)
-- Multibyte String --
int(1)
Done