php-8.0.30-src/ext/gmp/tests/gmp_random_bits.phpt

47 lines
1007 B
PHP

--TEST--
gmp_random_bits() basic tests
--SKIPIF--
<?php if (!extension_loaded("gmp")) print "skip"; ?>
--FILE--
<?php
try {
var_dump(gmp_random_bits(0));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
try {
var_dump(gmp_random_bits(-1));
} catch (\ValueError $e) {
echo $e->getMessage() . \PHP_EOL;
}
// If these error the test fails.
gmp_random_bits(1);
gmp_random_bits(1024);
// 0.5 seconds to make sure the numbers stay in range
$start = microtime(true);
$limit = (2 ** 30) - 1;
while (1) {
for ($i = 0; $i < 5000; $i++) {
$result = gmp_random_bits(30);
if ($result < 0 || $result > $limit) {
print "RANGE VIOLATION\n";
var_dump($result);
break 2;
}
}
if (microtime(true) - $start > 0.5) {
break;
}
}
echo "Done\n";
?>
--EXPECT--
gmp_random_bits(): Argument #1 ($bits) must be greater than or equal to 1
gmp_random_bits(): Argument #1 ($bits) must be greater than or equal to 1
Done