Proyectos de Subversion Moodle

<?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/>.

namespace core;

use environment_results;

/**

 * Moodle environment test.

 *

 * @package    core

 * @category   phpunit

 * @copyright  2013 Petr Skoda {@link http://skodak.org}

 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later

 */

final class environment_test extends \advanced_testcase {

    /**

     * Test the environment check status.

     */

    public function test_environment_check_status(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        $results = check_moodle_environment(normalize_version($CFG->release), ENV_SELECT_RELEASE);

        // The first element of the results array contains the environment check status.

        $status = reset($results);

        $this->assertTrue($status);

    }

    /**

     * Data provider for Moodle environment check tests.

     *

     * @return array

     */

    public static function environment_provider(): array {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        $results = check_moodle_environment(normalize_version($CFG->release), ENV_SELECT_RELEASE);

        // The second element of the results array contains the list of environment results.

        $environmentresults = end($results);

        return array_map(function($result) {

            return [$result];

        }, $environmentresults);

    }

    /**

     * Test the environment.

     *

     * @dataProvider environment_provider

     * @param environment_results $result

     */

    public function test_environment($result): void {

        $sslmessages = ['ssl/tls configuration not supported', 'invalid ssl/tls configuration'];

        if ($result->part === 'php_setting'

                && $result->info === 'opcache.enable'

                && $result->getLevel() === 'optional'

                && $result->getStatus() === false) {

            $this->markTestSkipped('OPCache extension is not necessary for unit testing.');

        }

        if ($result->part === 'php_extension'

                && $result->getPluginName() !== ''

                && $result->getLevel() === 'optional'

                && $result->getStatus() === false) {

            $this->markTestSkipped('Optional plugin extension is not necessary for unit testing.');

        }

        if ($result->part === 'custom_check'

                && $result->getLevel() === 'optional'

                && $result->getStatus() === false) {

            if (in_array($result->info, $sslmessages)) {

                $this->markTestSkipped('Up-to-date TLS libraries are not necessary for unit testing.');

            }

            if ($result->info === 'php not 64 bits' && PHP_INT_SIZE == 4) {

                // If we're on a 32-bit system, skip 64-bit check. 32-bit PHP has PHP_INT_SIZE set to 4.

                $this->markTestSkipped('64-bit check is not necessary for unit testing.');

            }

        }

        $info = "{$result->part}:{$result->info}";

        $this->assertTrue($result->getStatus(), "Problem detected in environment ($info), fix all warnings and errors!");

    }

    /**

     * Test the get_list_of_environment_versions() function.

     */

    public function test_get_list_of_environment_versions(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        // Build a sample xmlised environment.xml.

        $xml = <<<END

<COMPATIBILITY_MATRIX>

    <MOODLE version="1.9">

        <PHP_EXTENSIONS>

            <PHP_EXTENSION name="xsl" level="required" />

        </PHP_EXTENSIONS>

    </MOODLE>

    <MOODLE version="2.5">

        <PHP_EXTENSIONS>

            <PHP_EXTENSION name="xsl" level="required" />

        </PHP_EXTENSIONS>

    </MOODLE>

    <MOODLE version="2.6">

        <PHP_EXTENSIONS>

            <PHP_EXTENSION name="xsl" level="required" />

        </PHP_EXTENSIONS>

    </MOODLE>

    <MOODLE version="2.7">

        <PHP_EXTENSIONS>

            <PHP_EXTENSION name="xsl" level="required" />

        </PHP_EXTENSIONS>

    </MOODLE>

    <PLUGIN name="block_test">

        <PHP_EXTENSIONS>

            <PHP_EXTENSION name="xsl" level="required" />

        </PHP_EXTENSIONS>

    </PLUGIN>

</COMPATIBILITY_MATRIX>

END;

        $environemt = xmlize($xml);

        $versions = get_list_of_environment_versions($environemt);

        $this->assertCount(5, $versions);

        $this->assertContains('1.9', $versions);

        $this->assertContains('2.5', $versions);

        $this->assertContains('2.6', $versions);

        $this->assertContains('2.7', $versions);

        $this->assertContains('all', $versions);

    }

    /**

     * Test the environment_verify_plugin() function.

     */

    public function test_verify_plugin(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        // Build sample xmlised environment file fragments.

        $plugin1xml = <<<END

<PLUGIN name="block_testcase">

    <PHP_EXTENSIONS>

        <PHP_EXTENSION name="xsl" level="required" />

    </PHP_EXTENSIONS>

</PLUGIN>

END;

        $plugin1 = xmlize($plugin1xml);

        $plugin2xml = <<<END

<PLUGIN>

    <PHP_EXTENSIONS>

        <PHP_EXTENSION name="xsl" level="required" />

    </PHP_EXTENSIONS>

</PLUGIN>

END;

        $plugin2 = xmlize($plugin2xml);

        $this->assertTrue(environment_verify_plugin('block_testcase', $plugin1['PLUGIN']));

        $this->assertFalse(environment_verify_plugin('block_testcase', $plugin2['PLUGIN']));

        $this->assertFalse(environment_verify_plugin('mod_someother', $plugin1['PLUGIN']));

        $this->assertFalse(environment_verify_plugin('mod_someother', $plugin2['PLUGIN']));

    }

    /**

     * Test the restrict_php_version() function returns true if the current

     * PHP version is greater than the restricted version

     */

    public function test_restrict_php_version_greater_than_restricted_version(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        $result = new environment_results('php');

        $delimiter = '.';

        // Get the current PHP version.

        $currentversion = explode($delimiter, normalize_version(phpversion()));

        // Lets drop back one major version to ensure we trip the restriction.

        $currentversion[0]--;

        $restrictedversion = implode($delimiter, $currentversion);

        // Make sure the status is true before the test to see it flip to false.

        $result->setStatus(true);

        $this->assertTrue(restrict_php_version($result, $restrictedversion),

            'restrict_php_version returns true if the current version exceeds the restricted version');

    }

    /**

     * Test the restrict_php_version() function returns true if the current

     * PHP version is equal to the restricted version

     */

    public function test_restrict_php_version_equal_to_restricted_version(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        $result = new environment_results('php');

        // Get the current PHP version.

        $currentversion = normalize_version(phpversion());

        // Make sure the status is true before the test to see it flip to false.

        $result->setStatus(true);

        $this->assertTrue(restrict_php_version($result, $currentversion),

            'restrict_php_version returns true if the current version is equal to the restricted version');

    }

    /**

     * Test the restrict_php_version() function returns false if the current

     * PHP version is less than the restricted version

     */

    public function test_restrict_php_version_less_than_restricted_version(): void {

        global $CFG;

        require_once($CFG->libdir.'/environmentlib.php');

        $result = new environment_results('php');

        $delimiter = '.';

        // Get the current PHP version.

        $currentversion = explode($delimiter, normalize_version(phpversion()));

        // Lets increase the major version to ensure don't trip the restriction.

        $currentversion[0]++;

        $restrictedversion = implode($delimiter, $currentversion);

        // Make sure the status is true before the test to see it flip to false.

        $result->setStatus(true);

        $this->assertFalse(restrict_php_version($result, $restrictedversion),

            'restrict_php_version returns false if the current version is less than the restricted version');

    }

}