3 * @copyright Copyright (C) 2020, Friendica
5 * @license GNU AGPL version 3 or any later version
7 * This program is free software: you can redistribute it and/or modify
8 * it under the terms of the GNU Affero General Public License as
9 * published by the Free Software Foundation, either version 3 of the
10 * License, or (at your option) any later version.
12 * This program is distributed in the hope that it will be useful,
13 * but WITHOUT ANY WARRANTY; without even the implied warranty of
14 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
15 * GNU Affero General Public License for more details.
17 * You should have received a copy of the GNU Affero General Public License
18 * along with this program. If not, see <https://www.gnu.org/licenses/>.
20 * This is in the same namespace as Crypto for mocking 'rand' and 'random_init'
22 namespace Friendica\Util;
24 use PHPUnit\Framework\TestCase;
26 class CryptoTest extends TestCase
29 * Replaces random_int results with given mocks
32 private function assertRandomInt($min, $max)
35 $phpMock['random_int'] = function($mMin, $mMax) use ($min, $max) {
36 $this->assertEquals($min, $mMin);
37 $this->assertEquals($max, $mMax);
42 public function testRandomDigitsRandomInt()
44 $this->assertRandomInt(0, 9);
46 $test = Crypto::randomDigits(1);
47 $this->assertEquals(1, strlen($test));
48 $this->assertEquals(1, $test);
50 $test = Crypto::randomDigits(8);
51 $this->assertEquals(8, strlen($test));
52 $this->assertEquals(11111111, $test);
57 * A workaround to replace the PHP native random_int() (>= 7.0) with a mocked function
61 function random_int($min, $max)
64 if (isset($phpMock['random_int'])) {
65 $result = call_user_func_array($phpMock['random_int'], func_get_args());