added event to extend detail pages (#3209)

tests/Event/ActivityDetailControllerEventTest.php

@@ -0,0 +1,34 @@
+<?php
+
+/*
+ * This file is part of the Kimai time-tracking app.
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace App\Tests\Event;
+
+use App\Entity\Activity;
+use App\Event\AbstractActivityEvent;
+use App\Event\ActivityDetailControllerEvent;
+
+/**
+ * @covers \App\Event\AbstractActivityEvent
+ * @covers \App\Event\ActivityDetailControllerEvent
+ */
+class ActivityDetailControllerEventTest extends AbstractActivityEventTest
+{
+    protected function createActivityEvent(Activity $activity): AbstractActivityEvent
+    {
+        return new ActivityDetailControllerEvent($activity);
+    }
+
+    public function testController(): void
+    {
+        /** @var ActivityDetailControllerEvent $event */
+        $event = $this->createActivityEvent(new Activity());
+        $event->addController('Foo\\Bar::helloWorld');
+        $this->assertEquals(['Foo\\Bar::helloWorld'], $event->getController());
+    }
+}