1--TEST-- 2gmp_export() basic tests 3--EXTENSIONS-- 4gmp 5--FILE-- 6<?php 7 8// Tests taken from GMPs own test suite. 9 10// format is [output, size, options, expected] 11$export = [ 12 ['0',1,GMP_BIG_ENDIAN,''], 13 ['0',2,GMP_BIG_ENDIAN,''], 14 ['0',3,GMP_BIG_ENDIAN,''], 15 ['12345678',1,GMP_BIG_ENDIAN,'12345678'], 16 ['12345678',4,GMP_BIG_ENDIAN,'12345678'], 17 ['12345678',4,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'12345678'], 18 ['12345678',1,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'78563412'], 19 ['12345678',4,GMP_LITTLE_ENDIAN,'78563412'], 20 ['12345678',4,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'78563412'], 21 ['123456789ABC',2,GMP_BIG_ENDIAN,'123456789abc'], 22 ['123456789ABC',2,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'9abc56781234'], 23 ['123456789ABC',2,GMP_LITTLE_ENDIAN,'34127856bc9a'], 24 ['123456789ABC',2,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'bc9a78563412'], 25 ['112233445566778899AABBCC',4,GMP_BIG_ENDIAN,'112233445566778899aabbcc'], 26 ['112233445566778899AABBCC',4,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'99aabbcc5566778811223344'], 27 ['112233445566778899AABBCC',4,GMP_LITTLE_ENDIAN,'4433221188776655ccbbaa99'], 28 ['112233445566778899AABBCC',4,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'ccbbaa998877665544332211'], 29 ['100120023003400450056006700780089009A00AB00BC00C',8,GMP_BIG_ENDIAN,'100120023003400450056006700780089009a00ab00bc00c'], 30 ['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'9009a00ab00bc00c50056006700780081001200230034004'], 31 ['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LITTLE_ENDIAN,'044003300220011008800770066005500cc00bb00aa00990'], 32 ['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'0cc00bb00aa0099008800770066005500440033002200110'] 33]; 34 35$passed = true; 36foreach ($export as $k => $test) { 37 $gmp = gmp_init($test[0], 16); 38 $str = gmp_export($gmp, $test[1], $test[2]); 39 if (is_string($str)) { 40 $result = bin2hex($str); 41 if ($result !== $test[3]) { 42 echo "$k: '$result' !== '{$test[3]}'\n"; 43 $passed = false; 44 } 45 } else { 46 $type = gettype($str); 47 echo "$k: $type !== '{$test[3]}'\n"; 48 } 49} 50 51var_dump($passed); 52 53// Argument converted from int to GMP 54var_dump(bin2hex(gmp_export(0xff))); 55 56// Invalid word sizes 57try { 58 var_dump(gmp_export(123, -1)); 59} catch (\ValueError $e) { 60 echo $e->getMessage() . \PHP_EOL; 61} 62try { 63 var_dump(gmp_export(123, 0)); 64} catch (\ValueError $e) { 65 echo $e->getMessage() . \PHP_EOL; 66} 67 68// Invalid options 69try { 70 var_dump(gmp_export(123, 1, GMP_MSW_FIRST | GMP_LSW_FIRST)); 71} catch (\ValueError $e) { 72 echo $e->getMessage() . \PHP_EOL; 73} 74try { 75 var_dump(gmp_export(123, 1, GMP_BIG_ENDIAN | GMP_LITTLE_ENDIAN)); 76} catch (\ValueError $e) { 77 echo $e->getMessage() . \PHP_EOL; 78} 79?> 80--EXPECT-- 81bool(true) 82string(2) "ff" 83gmp_export(): Argument #2 ($word_size) must be greater than or equal to 1 84gmp_export(): Argument #2 ($word_size) must be greater than or equal to 1 85gmp_export(): Argument #3 ($flags) cannot use multiple word order options 86gmp_export(): Argument #3 ($flags) cannot use multiple endian options 87