Phalcon\Test\Unit\Security\RandomTest::testRandomUuid PHP Method

    public function testRandomUuid()
    {
        $this->specify("uuid does not created a properly formatted UUID", function () {
            $random = new Random();
            $isValid = function ($uuid) {
                return preg_match('/^\\{?[0-9a-f]{8}\\-?[0-9a-f]{4}\\-?[0-9a-f]{4}\\-?[0-9a-f]{4}\\-?[0-9a-f]{12}\\}?$/i', $uuid) === 1;
            };
            for ($i = 0; $i <= 10; $i++) {
                $actual = $random->uuid();
                expect($isValid($actual))->true();
                expect(substr($actual, 14, 1))->equals(4);
                expect(in_array(substr($actual, 19, 1), ['8', '9', 'a', 'b']))->true();
            }
        });
    }