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<?php
// This file is part of Moodle - http://moodle.org/
//
// Moodle is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Moodle is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Moodle. If not, see <http://www.gnu.org/licenses/>.
/**
* Upgrade utility class tests.
*
* @package core
* @copyright 2016 Cameron Ball <cameron@cameron1729.xyz>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
defined('MOODLE_INTERNAL') || die();
// Hack to let tests run on Travis CI.
defined('CURL_SSLVERSION_TLSv1_2') || define('CURL_SSLVERSION_TLSv1_2', 6);
/**
* Upgrade utility class tests.
*
* @package core
* @copyright 2016 Cameron Ball <cameron@cameron1729.xyz>
* @license http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
*/
class upgrade_util_testcase extends advanced_testcase {
/**
* The value of PHP_ZTS when thread safety is enabled.
*/
const PHP_ZTS_ENABLED = 1;
/**
* The value of PHP_ZTS when thread safety is disabled.
*/
const PHP_ZTS_DISABLED = 0;
/**
* Test PHP/cURL validation.
*
* @dataProvider validate_php_curl_tls_testcases()
* @param array $curlinfo server curl_version array
* @param int $zts 0 or 1 as defined by PHP_ZTS
* @param bool $expected expected result
*/
public function test_validate_php_curl_tls($curlinfo, $zts, $expected) {
$this->assertSame($expected, \core\upgrade\util::validate_php_curl_tls($curlinfo, $zts));
}
/**
* Test cases for validate_php_curl_tls test.
*/
public function validate_php_curl_tls_testcases() {
$base = curl_version();
return [
'Not threadsafe - Valid SSL (GnuTLS)' => [
['ssl_version' => 'GnuTLS/4.20'] + $base,
self::PHP_ZTS_DISABLED,
true
],
'Not threadsafe - Valid SSL (OpenSSL)' => [
['ssl_version' => 'OpenSSL'] + $base,
self::PHP_ZTS_DISABLED,
true
],
'Not threadsafe - Valid SSL (WinSSL)' => [
['ssl_version' => 'WinSSL'] + $base,
self::PHP_ZTS_DISABLED,
true
],
'Not threadsafe - Invalid SSL' => [
['ssl_version' => ''] + $base,
self::PHP_ZTS_DISABLED,
false
],
'Threadsafe - Valid SSL (OpenSSL)' => [
['ssl_version' => 'OpenSSL/1729'] + $base,
self::PHP_ZTS_ENABLED,
true
],
'Threadsafe - Valid SSL (GnuTLS)' => [
['ssl_version' => 'GnuTLS/3.14'] + $base,
self::PHP_ZTS_ENABLED,
true
],
'Threadsafe - Invalid SSL' => [
['ssl_version' => ''] + $base,
self::PHP_ZTS_ENABLED,
false
],
'Threadsafe - Invalid SSL (but not empty)' => [
['ssl_version' => 'Not GnuTLS or OpenSSL'] + $base,
self::PHP_ZTS_ENABLED,
false
]
];
}
/**
* Test various combinations of SSL/TLS libraries.
*
* @dataProvider can_use_tls12_testcases
* @param string $sslversion the ssl_version string.
* @param string|null $uname uname string (or null if not relevant)
* @param bool $expected expected result
*/
public function test_can_use_tls12($sslversion, $uname, $expected) {
// Populate curlinfo with whats installed on this php install.
$curlinfo = curl_version();
// Set the curl values we are testing to the passed data.
$curlinfo['ssl_version'] = $sslversion;
// Set uname to system value if none passed in test case.
$uname = !empty($uname) ? $uname : php_uname('r');
$this->assertSame($expected, \core\upgrade\util::can_use_tls12($curlinfo, $uname));
}
/**
* Test cases for the can_use_tls12 test.
* The returned data format is:
* [(string) ssl_version, (string|null) uname (null if not relevant), (bool) expectation ]
*
* @return array of testcases
*/
public function can_use_tls12_testcases() {
return [
// Bad versions.
['OpenSSL/0.9.8o', null, false],
['GnuTLS/1.5.0', null, false],
['NSS/3.14.15', null, false],
['CyaSSL/0.9.9', null, false],
['wolfSSL/1.0.0', null, false],
['WinSSL', '5.1', false],
['SecureTransport', '10.7.5', false],
// Lowest good version.
['OpenSSL/1.0.1c', null, true],
['GnuTLS/1.7.1', null, true],
['NSS/3.15.1 Basic ECC', null, true],
['CyaSSL/1.1.0', null, true],
['wolfSSL/1.1.0', null, true],
['WinSSL', '6.1', true],
['SecureTransport', '10.8.0', true],
// More higher good versions.
['OpenSSL/1.0.1t', null, true],
['GnuTLS/1.8.1', null, true],
['NSS/3.17.2 Basic ECC', null, true],
['CyaSSL/1.2.0', null, true],
['wolfSSL/1.2.0', null, true],
['WinSSL', '7.0', true],
['SecureTransport', '10.9.0', true],
];
}
}