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--TEST--
gmp_export() basic tests
--SKIPIF--
<?php if (!extension_loaded("gmp")) echo "skip"; ?>
--FILE--
<?php
// Tests taken from GMPs own test suite.
// format is [output, size, options, expected]
$export = [
['0',1,GMP_BIG_ENDIAN,''],
['0',2,GMP_BIG_ENDIAN,''],
['0',3,GMP_BIG_ENDIAN,''],
['12345678',1,GMP_BIG_ENDIAN,'12345678'],
['12345678',4,GMP_BIG_ENDIAN,'12345678'],
['12345678',4,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'12345678'],
['12345678',1,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'78563412'],
['12345678',4,GMP_LITTLE_ENDIAN,'78563412'],
['12345678',4,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'78563412'],
['123456789ABC',2,GMP_BIG_ENDIAN,'123456789abc'],
['123456789ABC',2,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'9abc56781234'],
['123456789ABC',2,GMP_LITTLE_ENDIAN,'34127856bc9a'],
['123456789ABC',2,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'bc9a78563412'],
['112233445566778899AABBCC',4,GMP_BIG_ENDIAN,'112233445566778899aabbcc'],
['112233445566778899AABBCC',4,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'99aabbcc5566778811223344'],
['112233445566778899AABBCC',4,GMP_LITTLE_ENDIAN,'4433221188776655ccbbaa99'],
['112233445566778899AABBCC',4,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'ccbbaa998877665544332211'],
['100120023003400450056006700780089009A00AB00BC00C',8,GMP_BIG_ENDIAN,'100120023003400450056006700780089009a00ab00bc00c'],
['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LSW_FIRST | GMP_BIG_ENDIAN,'9009a00ab00bc00c50056006700780081001200230034004'],
['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LITTLE_ENDIAN,'044003300220011008800770066005500cc00bb00aa00990'],
['100120023003400450056006700780089009A00AB00BC00C',8,GMP_LSW_FIRST | GMP_LITTLE_ENDIAN,'0cc00bb00aa0099008800770066005500440033002200110']
];
$passed = true;
foreach ($export as $k => $test) {
$gmp = gmp_init($test[0], 16);
$str = gmp_export($gmp, $test[1], $test[2]);
if (is_string($str)) {
$result = bin2hex($str);
if ($result !== $test[3]) {
echo "$k: '$result' !== '{$test[3]}'\n";
$passed = false;
}
} else {
$type = gettype($str);
echo "$k: $type !== '{$test[3]}'\n";
}
}
var_dump($passed);
// Argument converted from int to GMP
var_dump(bin2hex(gmp_export(0xff)));
// Invalid word sizes
try {
var_dump(gmp_export(123, -1));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
try {
var_dump(gmp_export(123, 0));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
// Invalid options
try {
var_dump(gmp_export(123, 1, GMP_MSW_FIRST | GMP_LSW_FIRST));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
try {
var_dump(gmp_export(123, 1, GMP_BIG_ENDIAN | GMP_LITTLE_ENDIAN));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
?>
--EXPECT--
bool(true)
string(2) "ff"
gmp_export(): Argument #2 ($word_size) must be greater than or equal to 1
gmp_export(): Argument #2 ($word_size) must be greater than or equal to 1
gmp_export(): Argument #3 ($flags) cannot use multiple word order options
gmp_export(): Argument #3 ($flags) cannot use multiple endian options
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