Added sendMessage method

tests/Models/MessageBodyTest.php

@@ -0,0 +1,58 @@
+<?php
+
+declare(strict_types=1);
+
+namespace BushlanovDev\MaxMessengerBot\Tests\Models;
+
+use BushlanovDev\MaxMessengerBot\Models\MessageBody;
+use PHPUnit\Framework\Attributes\CoversClass;
+use PHPUnit\Framework\Attributes\Test;
+use PHPUnit\Framework\TestCase;
+
+#[CoversClass(MessageBody::class)]
+final class MessageBodyTest extends TestCase
+{
+    #[Test]
+    public function canBeCreatedFromArrayWithAllData(): void
+    {
+        $data = [
+            'mid' => 'mid.456.xyz',
+            'seq' => 101,
+            'text' => 'Hello, **world**!',
+        ];
+
+        $messageBody = MessageBody::fromArray($data);
+
+        $this->assertInstanceOf(MessageBody::class, $messageBody);
+        $this->assertSame($data['mid'], $messageBody->mid);
+        $this->assertSame($data['seq'], $messageBody->seq);
+        $this->assertSame($data['text'], $messageBody->text);
+
+        $array = $messageBody->toArray();
+
+        $this->assertIsArray($array);
+        $this->assertSame($data, $array);
+    }
+
+    #[Test]
+    public function canBeCreatedFromArrayWithOptionalDataNull(): void
+    {
+        $data = [
+            'mid' => 'mid.456.xyz',
+            'seq' => 101,
+            'text' => null,
+        ];
+
+        $messageBody = MessageBody::fromArray($data);
+
+        $this->assertInstanceOf(MessageBody::class, $messageBody);
+        $this->assertSame($data['mid'], $messageBody->mid);
+        $this->assertSame($data['seq'], $messageBody->seq);
+        $this->assertNull($messageBody->text);
+
+        $array = $messageBody->toArray();
+
+        $this->assertIsArray($array);
+        $this->assertSame($data, $array);
+    }
+}