fix test

Author: QuentinGab

.gitignore

@@ -9,3 +9,4 @@ phpstan.neon
 testbench.yaml
 vendor
 node_modules
+.phpunit.cache

src/Message.php

@@ -68,7 +68,7 @@ public function markAsRead(): static
         return $this;
     }
 
-    public function markReadBy(int $id, Carbon $datetime = null): static
+    public function markReadBy(int $id, ?Carbon $datetime = null): static
     {
         $metadata = $this->metadata;
 

tests/MessageTest.php

@@ -2,7 +2,6 @@
 
 use Carbon\Carbon;
 use Finller\Conversation\Message;
-use Finller\Conversation\WidgetExample;
 
 it('can mark message read by a user', function () {
     $USER_ID = 102;
@@ -29,12 +28,3 @@
 
     expect($message->getReadBy($USER_ID))->toBeInstanceOf(Carbon::class);
 });
-
-it('serialize and unserialize widget', function () {
-    /** @var Message */
-    $message = Message::factory()->make([
-        'widget' => new WidgetExample('Hello', 'World'), // will call Attribute set function
-    ]);
-
-    expect($message->widget)->toBeInstanceOf(WidgetExample::class);
-});