feat: implement unit tests

.github/workflows/phpunit.yml

@@ -0,0 +1,29 @@
+name: Unit Tests
+
+on:
+  pull_request:
+  push:
+
+jobs:
+  unit-tests:
+    runs-on: ubuntu-latest
+
+    steps:
+      - name: Checkout repository
+        uses: actions/checkout@v4
+
+      - name: Setup PHP 8.5
+        uses: shivammathur/setup-php@v2
+        with:
+          php-version: '8.5'
+          tools: composer
+          coverage: none
+
+      - name: Validate composer.json
+        run: composer validate --no-check-publish
+
+      - name: Install dependencies
+        run: composer install --no-interaction --prefer-dist
+
+      - name: Run plugin unit tests
+        run: composer run test:unit

LSTelegramNotify.php

@@ -112,7 +112,7 @@ public function afterSurveyComplete()
      * @param $surveyId
      * @param $text
      */
-    public function sendMessage($surveyId, $responseId, $chatId, Api $telegram, $title)
+    public function sendMessage(int $surveyId, int $responseId, string $chatId, Api $telegram, string $title): void
     {
         $sendMessage = $this->get(
             'SendMessage',

composer.json

@@ -1,5 +1,28 @@
 {
+    "name": "librecodecoop/lstelegramnotify",
+    "description": "LimeSurvey plugin to notify survey submissions in Telegram",
+    "type": "limesurvey-plugin",
+    "license": "AGPL-3.0-or-later",
     "require": {
         "irazasyed/telegram-bot-sdk": "^3.9"
+    },
+    "require-dev": {
+        "phpunit/phpunit": "^11.0"
+    },
+    "autoload": {
+        "classmap": [
+            "LSTelegramNotify.php"
+        ]
+    },
+    "autoload-dev": {
+        "files": [
+            "tests/Support/LimeSurveyStubs.php"
+        ],
+        "psr-4": {
+            "LSTelegramNotify\\Tests\\": "tests/"
+        }
+    },
+    "scripts": {
+        "test:unit": "phpunit -c phpunit.xml"
     }
 }