/**
  * @test
  */
 public function event_is_converted_to_stream_data()
 {
     $uuid = new UUID();
     $event = new WritableEvent($uuid, 'Foo', ['bar']);
     $streamData = ['eventId' => $uuid->toNative(), 'eventType' => 'Foo', 'data' => ['bar'], 'metadata' => []];
     $this->assertEquals($streamData, $event->toStreamData());
 }