EventDispatcher proof of concept

tests/Unit/Event/EventDispatcherTest.php

@@ -0,0 +1,37 @@
+<?php
+
+// Copyright (C) 2010-2024, the Friendica project
+// SPDX-FileCopyrightText: 2010-2024 the Friendica project
+//
+// SPDX-License-Identifier: AGPL-3.0-or-later
+
+declare(strict_types=1);
+
+namespace Friendica\Test\Unit\Event;
+
+use Friendica\Event\Event;
+use Friendica\Event\EventDispatcher;
+use Friendica\Event\NamedEvent;
+use PHPUnit\Framework\TestCase;
+use Psr\EventDispatcher\EventDispatcherInterface;
+
+class EventDispatcherTest extends TestCase
+{
+	public function testImplementationOfInstances(): void
+	{
+		$eventDispatcher = new EventDispatcher();
+
+		$this->assertInstanceOf(EventDispatcherInterface::class, $eventDispatcher);
+	}
+
+	public function testDispatchANamedEventUsesNameAsEventName(): void
+	{
+		$eventDispatcher = new EventDispatcher();
+
+		$eventDispatcher->addListener('test', function (NamedEvent $event) {
+			$this->assertSame('test', $event->getName());
+		});
+
+		$eventDispatcher->dispatch(new Event('test'));
+	}
+}