Added tests

tests/EventListener/RegisterSynonymsAsTranslationParametersTest.php

@@ -0,0 +1,49 @@
+<?php
+/*
+ * This file is part of Part-DB (https://github.com/Part-DB/Part-DB-symfony).
+ *
+ *  Copyright (C) 2019 - 2025 Jan Böhmer (https://github.com/jbtronics)
+ *
+ *  This program is free software: you can redistribute it and/or modify
+ *  it under the terms of the GNU Affero General Public License as published
+ *  by the Free Software Foundation, either version 3 of the License, or
+ *  (at your option) any later version.
+ *
+ *  This program 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 Affero General Public License for more details.
+ *
+ *  You should have received a copy of the GNU Affero General Public License
+ *  along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+namespace App\Tests\EventListener;
+
+use App\EventListener\RegisterSynonymsAsTranslationParametersListener;
+use PHPUnit\Framework\TestCase;
+use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
+
+class RegisterSynonymsAsTranslationParametersTest extends KernelTestCase
+{
+
+    private RegisterSynonymsAsTranslationParametersListener $listener;
+
+    public function setUp(): void
+    {
+        self::bootKernel();
+        $this->listener = self::getContainer()->get(RegisterSynonymsAsTranslationParametersListener::class);
+    }
+
+    public function testGetSynonymPlaceholders(): void
+    {
+        $placeholders = $this->listener->getSynonymPlaceholders();
+
+        $this->assertIsArray($placeholders);
+        $this->assertSame('Part', $placeholders['{part}']);
+        $this->assertSame('Parts', $placeholders['{{part}}']);
+        //Lowercase versions:
+        $this->assertSame('part', $placeholders['[part]']);
+        $this->assertSame('parts', $placeholders['[[part]]']);
+    }
+}