Added sendMessage method

tests/Models/MessageTest.php

@@ -0,0 +1,39 @@
+<?php
+
+declare(strict_types=1);
+
+namespace BushlanovDev\MaxMessengerBot\Tests\Models;
+
+use BushlanovDev\MaxMessengerBot\Models\Message;
+use BushlanovDev\MaxMessengerBot\Models\MessageBody;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\Attributes\UsesClass;
+use PHPUnit\Framework\TestCase;
+
+#[CoversClass(Message::class)]
+#[UsesClass(MessageBody::class)]
+final class MessageTest extends TestCase
+{
+    #[Test]
+    public function canBeCreatedFromArrayWithAllData(): void
+    {
+        $data = [
+            'body' => [
+                'mid' => 'mid.456.xyz',
+                'seq' => 101,
+                'text' => 'Hello, **world**!',
+            ],
+        ];
+
+        $message = Message::fromArray($data);
+
+        $this->assertInstanceOf(Message::class, $message);
+        $this->assertInstanceOf(MessageBody::class, $message->body);
+
+        $array = $message->toArray();
+
+        $this->assertIsArray($array);
+        $this->assertSame($data, $array);
+    }
+}