Added MessageStat & Attachments

tests/Models/MessageStatTest.php

@@ -0,0 +1,25 @@
+<?php
+
+declare(strict_types=1);
+
+namespace BushlanovDev\MaxMessengerBot\Tests\Models;
+
+use BushlanovDev\MaxMessengerBot\Models\MessageStat;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\TestCase;
+
+#[CoversClass(MessageStat::class)]
+final class MessageStatTest extends TestCase
+{
+    #[Test]
+    public function canBeCreatedAndSerialized(): void
+    {
+        $data = ['views' => 1234];
+        $stat = MessageStat::fromArray($data);
+
+        $this->assertInstanceOf(MessageStat::class, $stat);
+        $this->assertSame(1234, $stat->views);
+        $this->assertEquals($data, $stat->toArray());
+    }
+}