Add tests

Author: MGatner

tests/_support/AlertsTestCase.php

@@ -0,0 +1,25 @@
+<?php
+
+/**
+ * This file is part of Tatter Alerts.
+ *
+ * (c) 2021 Tatter Software
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Tests\Support;
+
+use CodeIgniter\Test\CIUnitTestCase;
+use Config\Services;
+
+abstract class AlertsTestCase extends CIUnitTestCase
+{
+    protected function setUp(): void
+    {
+        Services::reset();
+
+        parent::setUp();
+    }
+}

tests/unit/LibraryTest.php

@@ -0,0 +1,46 @@
+<?php
+
+/**
+ * This file is part of Tatter Alerts.
+ *
+ * (c) 2021 Tatter Software
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+use Tatter\Alerts\Alerts;
+use Tests\Support\AlertsTestCase;
+
+/**
+ * @internal
+ */
+final class LibraryTest extends AlertsTestCase
+{
+    public function testAdd()
+    {
+        $expected = [
+            [
+                'class' => 'fruit',
+                'text'  => 'banana',
+            ],
+            [
+                'class' => 'candy',
+                'text'  => 'snickers',
+            ],
+        ];
+
+        service('alerts')->add('fruit', 'banana');
+        service('alerts')->add('candy', 'snickers');
+
+        $this->assertSame($expected, session('alerts-queue'));
+    }
+
+    public function testCss()
+    {
+        $expected = view('Tatter\Alerts\Views\css', ['prefix' => 'alerts-']);
+        $result   = service('alerts')->css();
+
+        $this->assertSame($expected, $result);
+    }
+}

tests/unit/ServiceTest.php

@@ -9,13 +9,13 @@
  * the LICENSE file that was distributed with this source code.
  */
 
-use CodeIgniter\Test\CIUnitTestCase;
 use Tatter\Alerts\Alerts;
+use Tests\Support\AlertsTestCase;
 
 /**
  * @internal
  */
-final class ServiceTest extends CIUnitTestCase
+final class ServiceTest extends AlertsTestCase
 {
     public function testServiceReturnsLibrary()
     {