<?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/>.

/**
 * Tests for base course module viewed event.
 *
 * @package    core
 * @category   phpunit
 * @copyright  2013 Ankit Agarwal
 * @license    http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
 */

defined('MOODLE_INTERNAL') || die();
require_once(__DIR__.'/fixtures/event_fixtures.php');

/**
 * Class core_event_course_module_viewed_testcase
 *
 * Tests for event \core\event\course_module_viewed
 */
class core_event_course_module_viewed_testcase extends advanced_testcase {

    /**
     * Test event properties and methods.
     */
    public function test_event_attributes() {

        $this->resetAfterTest();
        $course = $this->getDataGenerator()->create_course();
        $record = new stdClass();
        $record->course = $course->id;
        $feed = $this->getDataGenerator()->create_module('feedback', $record);
        $cm = get_coursemodule_from_instance('feedback', $feed->id);
        $context = context_module::instance($cm->id);

        // Trigger the page view event.
        $sink = $this->redirectEvents();
        $pageevent = \core_tests\event\course_module_viewed::create(array(
            'context' => $context,
            'courseid' => $course->id,
            'objectid' => $feed->id
        ));
        $pageevent->trigger();
        $result = $sink->get_events();
        $event = reset($result);
        $sink->close();

        $this->assertSame('feedback', $event->objecttable);
        $url = new moodle_url('/mod/feedback/view.php', array('id' => $cm->id));
        $this->assertEquals($url, $event->get_url());
        $this->assertEventContextNotUsed($event);

    }

    /**
     * Test custom validations of the event.
     */
    public function test_event_validations() {

        // Make sure objecttable and object id is always set.
        try {
            \core_tests\event\course_module_viewed_noinit::create(array(
                'contextid' => 1,
                'courseid' => 2,
                'objectid' => 3 ));
        } catch (coding_exception $e) {
            $this->assertStringContainsString("course_module_viewed event must define objectid and object table.", $e->getMessage());
        }

        try {
            \core_tests\event\course_module_viewed::create(array(
                'contextid' => 1,
                'courseid' => 2,
            ));
        } catch (coding_exception $e) {
            $this->assertStringContainsString("course_module_viewed event must define objectid and object table.", $e->getMessage());
        }
    }
}
