Browse Source

Using random_int directly

pull/6077/head
Philipp Holzer 4 years ago
parent
commit
049cd963f3
No known key found for this signature in database
GPG Key ID: 517BE60E2CE5C8A5
  1. 15
      src/Util/Crypto.php
  2. 67
      tests/src/Util/CryptoTest.php

15
src/Util/Crypto.php

@ -483,21 +483,16 @@ class Crypto
*
* @param string $digits The count of digits
* @return int The random Digits
*
* @throws \Exception In case 'random_int' isn't usable
*/
public static function randomDigits($digits)
{
$rn = '';
if (!function_exists('random_int')) {
// using rand() function for PHP 5.x compatibility
for ($i = 0; $i < $digits; $i++) {
$rn .= rand(0, 9);
}
} else {
// generating cryptographically secure pseudo-random integers
for ($i = 0; $i < $digits; $i++) {
$rn .= random_int(0, 9);
}
// generating cryptographically secure pseudo-random integers
for ($i = 0; $i < $digits; $i++) {
$rn .= random_int(0, 9);
}
return $rn;

67
tests/src/Util/CryptoTest.php

@ -7,24 +7,6 @@ use PHPUnit\Framework\TestCase;
class CryptoTest extends TestCase
{
/**
* Replaces function_exists results with given mocks
*
* @param array $functions a list from function names and their result
*/
private function setFunctions($functions)
{
global $phpMock;
$phpMock['function_exists'] = function($function) use ($functions) {
foreach ($functions as $name => $value) {
if ($function == $name) {
return $value;
}
}
return '__phpunit_continue__';
};
}
/**
* Replaces rand results with given mocks
*
@ -53,24 +35,8 @@ class CryptoTest extends TestCase
};
}
public function testRandomDigitsRand()
{
$this->setFunctions(['random_int' => false]);
$this->assertRand(0, 9);
$test = Crypto::randomDigits(1);
$this->assertEquals(1, strlen($test));
$this->assertEquals(1, $test);
$test = Crypto::randomDigits(8);
$this->assertEquals(8, strlen($test));
$this->assertEquals(11111111, $test);
}
public function testRandomDigitsRandomInt()
{
$this->setFunctions(['random_int' => true]);
$this->assertRandomInt(0, 9);
$test = Crypto::randomDigits(1);
@ -83,39 +49,6 @@ class CryptoTest extends TestCase
}
}
/**
* A workaround to replace the PHP native function_exists() with a mocked function
*
* @param string $function_name the Name of the function
*
* @return bool true or false
*/
function function_exists($function_name)
{
global $phpMock;
if (isset($phpMock['function_exists'])) {
$result = call_user_func_array($phpMock['function_exists'], func_get_args());
if ($result !== '__phpunit_continue__') {
return $result;
}
}
return call_user_func_array('\function_exists', func_get_args());
}
/**
* A workaround to replace the PHP native rand() (< 7.0) with a mocked function
*
* @return int
*/
function rand($min, $max)
{
global $phpMock;
if (isset($phpMock['rand'])) {
$result = call_user_func_array($phpMock['rand'], func_get_args());
return $result;
}
}
/**
* A workaround to replace the PHP native random_int() (>= 7.0) with a mocked function
*

Loading…
Cancel
Save