[Scheduler] add basic SchedulerTest

kbond · kbond · commit 0ce4e854f754 · 2023-04-21T16:55:28.000-04:00
diff --git a/src/Symfony/Component/Scheduler/Tests/SchedulerTest.php b/src/Symfony/Component/Scheduler/Tests/SchedulerTest.php
@@ -0,0 +1,49 @@
+<?php
+
+/*
+ * This file is part of the Symfony package.
+ *
+ * (c) Fabien Potencier <fabien@symfony.com>
+ *
+ * For the full copyright and license information, please view the LICENSE
+ * file that was distributed with this source code.
+ */
+
+namespace Symfony\Component\Scheduler\Tests;
+
+use PHPUnit\Framework\TestCase;
+use Symfony\Component\Scheduler\RecurringMessage;
+use Symfony\Component\Scheduler\Schedule;
+use Symfony\Component\Scheduler\Scheduler;
+
+class SchedulerTest extends TestCase
+{
+    public function testCanRunAndStop()
+    {
+        $handler = new Handler();
+        $schedule = (new Schedule())->add(RecurringMessage::every('1 millisecond', new Message()));
+        $scheduler = new Scheduler([Message::class => $handler], [$schedule]);
+        $handler->scheduler = $scheduler;
+
+        $scheduler->run(['sleep' => 0]);
+
+        $this->assertSame(3, $handler->count);
+    }
+}
+
+class Message
+{
+}
+
+class Handler
+{
+    public int $count = 0;
+    public Scheduler $scheduler;
+
+    public function __invoke(Message $message): void
+    {
+        if (3 === ++$this->count) {
+            $this->scheduler->stop();
+        }
+    }
+}
