Proyectos de Subversion Moodle

<?php

// This file is part of Moodle - https://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 <https://www.gnu.org/licenses/>.

namespace core\context;

use core\context, core\context_helper;

/**

 * Unit tests for system context class.

 *

 * NOTE: more tests are in lib/tests/accesslib_test.php

 *

 * @package   core

 * @copyright Petr Skoda

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

 * @coversDefaultClass \core\context\system

 */

class system_test extends \advanced_testcase {

    /**

     * Tests legacy class.

     * @coversNothing

     */

    public function test_legacy_classname() {

        $context = \context_system::instance();

        $this->assertInstanceOf(system::class, $context);

        $this->assertInstanceOf(\context_system::class, $context);

    }

    /**

     * Tests covered methods.

     * @covers ::instance

     * @covers \core\context::instance_by_id

     */

    public function test_factory_methods() {

        $context = system::instance();

        $this->assertInstanceOf(system::class, $context);

        $this->assertEquals(SYSCONTEXTID, $context->id);

        $context = context::instance_by_id($context->id);

        $this->assertInstanceOf(system::class, $context);

        $this->assertEquals(SYSCONTEXTID, $context->id);

    }

    /**

     * Tests covered method.

     * @covers ::get_short_name

     */

    public function test_get_short_name() {

        $this->assertSame('system', system::get_short_name());

    }

    /**

     * Tests context level.

     * @coversNothing

     */

    public function test_level() {

        $this->assertSame(10, system::LEVEL);

        $this->assertSame(CONTEXT_SYSTEM, system::LEVEL);

    }

    /**

     * Tests covered method.

     * @covers ::get_level_name

     */

    public function test_get_level_name() {

        $this->assertSame('System', system::get_level_name());

    }

    /**

     * Tests covered method.

     * @covers ::get_context_name

     */

    public function test_get_context_name() {

        $context = system::instance();

        $this->assertSame('System', $context->get_context_name());

        $this->assertSame('System', $context->get_context_name(true));

        $this->assertSame('System', $context->get_context_name(false));

        $this->assertSame('System', $context->get_context_name(false, true));

        $this->assertSame('System', $context->get_context_name(true, true, false));

    }

    /**

     * Tests covered method.

     * @covers ::get_url

     */

    public function test_get_url() {

        $context = system::instance();

        $expected = new \moodle_url('/');

        $url = $context->get_url();

        $this->assertInstanceOf(\moodle_url::class, $url);

        $this->assertSame($expected->out(), $url->out());

    }

    /**

     * Tests covered method.

     * @covers \core\context_helper::resolve_behat_reference

     */

    public function test_resolve_behat_reference() {

        $syscontext = context\system::instance();

        $result = context_helper::resolve_behat_reference('System', '');

        $this->assertSame($syscontext->id, $result->id);

        $result = context_helper::resolve_behat_reference('System', '44');

        $this->assertSame($syscontext->id, $result->id);

        $result = context_helper::resolve_behat_reference('system', '');

        $this->assertSame($syscontext->id, $result->id);

        $result = context_helper::resolve_behat_reference('10', '');

        $this->assertSame($syscontext->id, $result->id);

    }

    /**

     * Tests covered method.

     * @covers ::get_compatible_role_archetypes

     */

    public function test_get_compatible_role_archetypes() {

        global $DB;

        $allarchetypes = $DB->get_fieldset_select('role', 'DISTINCT archetype', 'archetype IS NOT NULL');

        foreach ($allarchetypes as $allarchetype) {

            $levels = context_helper::get_compatible_levels($allarchetype);

            if ($allarchetype === 'manager' || $allarchetype === 'coursecreator') {

                $this->assertContains(system::LEVEL, $levels, "$allarchetype is expected to be compatible with context");

            } else {

                $this->assertNotContains(system::LEVEL, $levels, "$allarchetype is not expected to be compatible with context");

            }

        }

    }

    /**

     * Tests covered method.

     * @covers ::get_possible_parent_levels

     */

    public function test_get_possible_parent_levels() {

        $this->assertSame([], system::get_possible_parent_levels());

    }

    /**

     * Tests covered method.

     * @covers ::get_capabilities

     */

    public function test_get_capabilities() {

        global $DB;

        $context = system::instance();

        $capabilities = $context->get_capabilities();

        $expected = $DB->count_records('capabilities', []);

        $this->assertCount($expected, $capabilities);

    }

    /**

     * Tests covered method.

     * @covers ::create_level_instances

     */

    public function test_create_level_instances() {

        context_helper::create_instances(system::LEVEL);

    }

    /**

     * Tests covered method.

     * @covers ::get_child_contexts

     */

    public function test_get_child_contexts() {

        global $DB;

        $context = system::instance();

        $children = $context->get_child_contexts();

        $expected = $DB->count_records('context', []) - 1;

        $this->assertCount($expected, $children);

        $this->assertDebuggingCalled('Fetching of system context child courses is strongly '

            . 'discouraged on production servers (it may eat all available memory)!');

    }

    /**

     * Tests covered method.

     * @covers ::get_cleanup_sql

     */

    public function test_get_cleanup_sql() {

        // Nothing to clean up actually.

        context_helper::cleanup_instances();

    }

    /**

     * Tests covered method.

     * @covers ::build_paths

     */

    public function test_build_paths() {

        global $DB;

        $this->resetAfterTest();

        $DB->set_field('context', 'depth', 2, ['id' => SYSCONTEXTID]);

        $DB->set_field('context', 'path', '/0', ['id' => SYSCONTEXTID]);

        context_helper::build_all_paths(true);

        $record = $DB->get_record('context', ['id' => SYSCONTEXTID]);

        $this->assertSame('1', $record->depth);

        $this->assertSame('/' . $record->id, $record->path);

    }

    /**

     * Tests covered method.

     * @covers ::set_locked

     */

    public function test_set_locked() {

        $context = system::instance();

        $context->set_locked(false);

        try {

            $context->set_locked(true);

        } catch (\moodle_exception $e) {

            $this->assertInstanceOf(\coding_exception::class, $e);

            $this->assertSame('Coding error detected, it must be fixed by a programmer: '

                . 'It is not possible to lock the system context', $e->getMessage());

        }

    }

}