Add test for the string to id conversion and make sure that strings d…

…o not change.

tests/repository/model/localized_string_type_test.php

@@ -0,0 +1,134 @@
+<?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/>.
+
+/**
+ * Class for performing DB actions for the verbal feedback activity module.
+ *
+ * @package   mod_verbalfeedback
+ * @copyright 2024 Stephan Robotta <[email protected]>
+ * @license   http://www.gnu.org/copyleft/gpl.html GNU GPL v3 or later
+ */
+
+namespace mod_verbalfeedback;
+
+defined('MOODLE_INTERNAL') || die();
+
+global $CFG;
+
+use mod_verbalfeedback\repository\model\localized_string_type;
+
+/**
+ * Verbal feedback language repository test class
+ */
+final class localized_string_type_test extends \advanced_testcase {
+
+    /**
+     * The string constants that are used in the verbal feedback module but are stored as ids in the database.
+     */
+    private $stringConstants = [
+        'instance_criterion',
+        'instance_category_header',
+        'instance_subrating_title',
+        'instance_subrating_description',
+        'instance_subrating_verynegative',
+        'instance_subrating_negative',
+        'instance_subrating_positive',
+        'instance_subrating_verypositive',
+        'template_criterion',
+        'template_category_header',
+        'template_subrating_title',
+        'template_subrating_description',
+        'template_subrating_verynegative',
+        'template_subrating_negative',
+        'template_subrating_positive',
+        'template_subrating_verypositive',
+    ];
+
+    /**
+     * Test that the contants are defined correctly.
+     */
+    public function test_constants(): void {
+        $this->assertEquals('instance_criterion', localized_string_type::INSTANCE_CRITERION);
+        $this->assertEquals('instance_category_header', localized_string_type::INSTANCE_CATEGORY_HEADER);
+        $this->assertEquals('instance_subrating_title', localized_string_type::INSTANCE_SUBRATING_TITLE);
+        $this->assertEquals('instance_subrating_description', localized_string_type::INSTANCE_SUBRATING_DESCRIPTION);
+        $this->assertEquals('instance_subrating_verynegative', localized_string_type::INSTANCE_SUBRATING_VERY_NEGATIVE);
+        $this->assertEquals('instance_subrating_negative', localized_string_type::INSTANCE_SUBRATING_NEGATIVE);
+        $this->assertEquals('instance_subrating_positive', localized_string_type::INSTANCE_SUBRATING_POSITIVE);
+        $this->assertEquals('instance_subrating_verypositive', localized_string_type::INSTANCE_SUBRATING_VERY_POSITIVE);
+        $this->assertEquals('template_criterion', localized_string_type::TEMPLATE_CRITERION);
+        $this->assertEquals('template_category_header', localized_string_type::TEMPLATE_CATEGORY_HEADER);
+        $this->assertEquals('template_subrating_title', localized_string_type::TEMPLATE_SUBRATING_TITLE);
+        $this->assertEquals('template_subrating_description', localized_string_type::TEMPLATE_SUBRATING_DESCRIPTION);
+        $this->assertEquals('template_subrating_verynegative', localized_string_type::TEMPLATE_SUBRATING_VERY_NEGATIVE);
+        $this->assertEquals('template_subrating_negative', localized_string_type::TEMPLATE_SUBRATING_NEGATIVE);
+        $this->assertEquals('template_subrating_positive', localized_string_type::TEMPLATE_SUBRATING_POSITIVE);
+        $this->assertEquals('template_subrating_verypositive', localized_string_type::TEMPLATE_SUBRATING_VERY_POSITIVE);
+    }
+
+    /**
+     * Test the string to id conversion.
+     *
+     * @covers \mod_verbalfeedback\repository\model\localized_string_type::str2id
+     */
+    public function test_str2id(): void {
+        $i = 1;
+        foreach ($this->stringConstants as $string) {
+            $this->assertEquals($i, localized_string_type::str2id($string));
+            $i++;
+        }
+    }
+
+    /**
+     * Test the id to string conversion.
+     *
+     * @covers \mod_verbalfeedback\repository\model\localized_string_type::id2str
+     */
+    public function test_id2str(): void {
+        $i = 1;
+        foreach ($this->stringConstants as $string) {
+            $this->assertEquals($string, localized_string_type::id2str($i));
+            $i++;
+        }
+        $this->expectException(\InvalidArgumentException::class);
+        localized_string_type::id2str(17);
+        $this->expectException(\InvalidArgumentException::class);
+        localized_string_type::id2str(0);
+    }
+
+    /**
+     * Test the getStringTypes method.
+     *
+     * @covers \mod_verbalfeedback\repository\model\localized_string_type::getStringTypes
+     */
+    public function test_getStringTypes(): void {
+        $this->assertEquals($this->stringConstants, localized_string_type::getStringTypes());
+    }
+
+    /**
+     * Test the exists method.
+     *
+     * @covers \mod_verbalfeedback\repository\model\localized_string_type::exists
+     */
+    public function test_exists(): void {
+        foreach ($this->stringConstants as $string) {
+            $this->assertTrue(localized_string_type::exists($string));
+            $this->assertFalse(localized_string_type::exists(strtoupper($string)));
+            $this->assertFalse(localized_string_type::exists(ucfirst($string)));
+        }
+        $this->assertFalse(localized_string_type::exists('nonexisting'));
+    }
+}