Add unit test

tests/backup_restore_test.php

@@ -0,0 +1,108 @@
+<?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/>.
+
+/**
+ * This file contains the backup activity for the assign module
+ *
+ * @package mod_adele
+ * @copyright 2024 Wunderbyte GmbH
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+defined('MOODLE_INTERNAL') || die();
+global $CFG;
+
+use core_backup\backup;
+use core_backup\backup_controller;
+use core_backup\restore_controller;
+
+require_once($CFG->dirroot . '/mod/adele/lib.php');
+
+/**
+ * Unit test for backup and restore functionality of mod_adele.
+ */
+class backup_restore_test extends advanced_testcase {
+    /**
+     * Sets up the test environment.
+     */
+    protected function setUp(): void {
+        $this->resetAfterTest(true);
+    }
+
+    /**
+     * Tests backup and restore of the adele activity module.
+     *
+     * @covers \mod_adele\backup_restore
+     */
+    public function test_backup_and_restore() {
+        global $DB, $USER;
+
+        // Create a course and an instance of the Adele module.
+        $course = $this->getDataGenerator()->create_course();
+        $adele = $this->getDataGenerator()->create_module('adele', [
+            'course' => $course->id,
+            'name' => 'Test Adele Activity',
+            'learningpathid' => 1,
+            'view' => 1,
+            'userlist' => 0,
+            'participantslist' => '0',
+            'intro' => 'Test intro',
+            'introformat' => FORMAT_HTML,
+        ]);
+
+        // Verify the instance was created.
+        $this->assertNotEmpty($DB->get_record('adele', ['id' => $adele->id]));
+
+        // Perform a backup of the course.
+        $bc = new \backup_controller(
+            \backup::TYPE_1COURSE,
+            $course->id,
+            \backup::FORMAT_MOODLE,
+            \backup::INTERACTIVE_NO,
+            \backup::MODE_GENERAL
+        );
+        $bc->execute_plan();
+        $backupid = $bc->get_backupid();
+        $backupfilepath = $bc->get_results()['backup_destination']->get_filename();
+        $bc->destroy();
+
+        // Prepare for restore.
+        $restorecourse = $this->getDataGenerator()->create_course();
+        $rc = new \restore_controller(
+            $backupid,
+            $restorecourse->id,
+            \backup::INTERACTIVE_NO,
+            \backup::MODE_GENERAL,
+            $USER->id,
+            \backup::TARGET_NEW_COURSE
+        );
+        $rc->execute_plan();
+        $rc->destroy();
+
+        // Verify the restored instance exists.
+        $restoredadele = $DB->get_record(
+            'adele',
+            ['course' => $restorecourse->id, 'name' => 'Test Adele Activity']
+        );
+        $this->assertNotEmpty($restoredadele);
+
+        // Verify content matches.
+        $this->assertEquals($adele->intro, $restoredadele->intro);
+        $this->assertEquals($adele->introformat, $restoredadele->introformat);
+        $this->assertEquals($adele->learningpathid, $restoredadele->learningpathid);
+        $this->assertEquals($adele->view, $restoredadele->view);
+    }
+}