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Annotation of embedaddon/php/ext/mbstring/tests/mb_substr_variation5.phpt, revision 1.1.1.1

1.1       misho       1: --TEST--
                      2: Test mb_substr() function : usage variations - pass different integers to $length arg
                      3: --SKIPIF--
                      4: <?php
                      5: extension_loaded('mbstring') or die('skip');
                      6: function_exists('mb_substr') or die("skip mb_substr() is not available in this build");
                      7: ?>
                      8: --FILE--
                      9: <?php
                     10: /* Prototype  : string mb_substr(string $str, int $start [, int $length [, string $encoding]])
                     11:  * Description: Returns part of a string 
                     12:  * Source code: ext/mbstring/mbstring.c
                     13:  */
                     14: 
                     15: /*
                     16:  * Test how mb_substr() behaves when passed a range of integers as $length argument
                     17:  */
                     18: 
                     19: echo "*** Testing mb_substr() : usage variations ***\n";
                     20: 
                     21: mb_internal_encoding('UTF-8');
                     22: 
                     23: $string_ascii = b'+Is an English string'; //21 chars
                     24: 
                     25: //Japanese string, 21 characters
                     26: $string_mb = base64_decode('5pel5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII=');
                     27: 
                     28: /*
                     29:  * Loop through integers as multiples of ten for $offset argument
                     30:  * 60 is larger than *BYTE* count for $string_mb
                     31:  */
                     32: for ($i = -60; $i <= 60; $i += 10) {
                     33:        if (@$a || @$b) {
                     34:                $a = null;
                     35:                $b = null;
                     36:        }
                     37:        echo "\n**-- Offset is: $i --**\n";
                     38:        echo "-- ASCII String --\n";
                     39:        $a = mb_substr($string_ascii, 1, $i);
                     40:        var_dump(base64_encode($a));
                     41:        echo "--Multibyte String --\n";
                     42:        $b = mb_substr($string_mb, 1, $i, 'UTF-8');
                     43:        if (strlen($a) == mb_strlen($b, 'UTF-8')) { // should return same length
                     44:                var_dump(base64_encode($b));
                     45:        } else {
                     46:                echo "Difference in length of ASCII string and multibyte string\n";
                     47:        }
                     48:        
                     49: }
                     50: 
                     51: echo "Done";
                     52: ?>
                     53: --EXPECT--
                     54: *** Testing mb_substr() : usage variations ***
                     55: 
                     56: **-- Offset is: -60 --**
                     57: -- ASCII String --
                     58: string(0) ""
                     59: --Multibyte String --
                     60: string(0) ""
                     61: 
                     62: **-- Offset is: -50 --**
                     63: -- ASCII String --
                     64: string(0) ""
                     65: --Multibyte String --
                     66: string(0) ""
                     67: 
                     68: **-- Offset is: -40 --**
                     69: -- ASCII String --
                     70: string(0) ""
                     71: --Multibyte String --
                     72: string(0) ""
                     73: 
                     74: **-- Offset is: -30 --**
                     75: -- ASCII String --
                     76: string(0) ""
                     77: --Multibyte String --
                     78: string(0) ""
                     79: 
                     80: **-- Offset is: -20 --**
                     81: -- ASCII String --
                     82: string(0) ""
                     83: --Multibyte String --
                     84: string(0) ""
                     85: 
                     86: **-- Offset is: -10 --**
                     87: -- ASCII String --
                     88: string(16) "SXMgYW4gRW5nbA=="
                     89: --Multibyte String --
                     90: string(40) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMA=="
                     91: 
                     92: **-- Offset is: 0 --**
                     93: -- ASCII String --
                     94: string(0) ""
                     95: --Multibyte String --
                     96: string(0) ""
                     97: 
                     98: **-- Offset is: 10 --**
                     99: -- ASCII String --
                    100: string(16) "SXMgYW4gRW5nbA=="
                    101: --Multibyte String --
                    102: string(40) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMA=="
                    103: 
                    104: **-- Offset is: 20 --**
                    105: -- ASCII String --
                    106: string(28) "SXMgYW4gRW5nbGlzaCBzdHJpbmc="
                    107: --Multibyte String --
                    108: string(68) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII="
                    109: 
                    110: **-- Offset is: 30 --**
                    111: -- ASCII String --
                    112: string(28) "SXMgYW4gRW5nbGlzaCBzdHJpbmc="
                    113: --Multibyte String --
                    114: string(68) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII="
                    115: 
                    116: **-- Offset is: 40 --**
                    117: -- ASCII String --
                    118: string(28) "SXMgYW4gRW5nbGlzaCBzdHJpbmc="
                    119: --Multibyte String --
                    120: string(68) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII="
                    121: 
                    122: **-- Offset is: 50 --**
                    123: -- ASCII String --
                    124: string(28) "SXMgYW4gRW5nbGlzaCBzdHJpbmc="
                    125: --Multibyte String --
                    126: string(68) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII="
                    127: 
                    128: **-- Offset is: 60 --**
                    129: -- ASCII String --
                    130: string(28) "SXMgYW4gRW5nbGlzaCBzdHJpbmc="
                    131: --Multibyte String --
                    132: string(68) "5pys6Kqe44OG44Kt44K544OI44Gn44GZ44CCMDEyMzTvvJXvvJbvvJfvvJjvvJnjgII="
                    133: Done