createPhpSerializer example

use Symfony\Component\Messenger\Exception\MessageDecodingFailedException;
use Symfony\Component\Messenger\Stamp\MessageDecodingFailedStamp;
use Symfony\Component\Messenger\Tests\Fixtures\DummyMessage;
use Symfony\Component\Messenger\Transport\Serialization\PhpSerializer;

class PhpSerializerWithClassNotFoundSupportTest extends PhpSerializerTest
{
    public function testDecodingFailsWithBadClass()
    {
        $this->expectException(MessageDecodingFailedException::class);

        $serializer = $this->createPhpSerializer();

        $serializer->decode([
            'body' => 'O:13:"ReceivedSt0mp":0:{}',
        ]);
    }

    public function testDecodingFailsButCreateClassNotFound()
    {
        $serializer = $this->createPhpSerializer();

        $encodedEnvelope = $serializer->encode(new Envelope(new DummyMessage('Hello')));
        

use PHPUnit\Framework\TestCase;
use Symfony\Component\Messenger\Envelope;
use Symfony\Component\Messenger\Exception\MessageDecodingFailedException;
use Symfony\Component\Messenger\Stamp\NonSendableStampInterface;
use Symfony\Component\Messenger\Tests\Fixtures\DummyMessage;
use Symfony\Component\Messenger\Transport\Serialization\PhpSerializer;

class PhpSerializerTest extends TestCase
{
    public function testEncodedIsDecodable()
    {
        $serializer = $this->createPhpSerializer();

        $envelope = new Envelope(new DummyMessage('Hello'));

        $encoded = $serializer->encode($envelope);
        $this->assertStringNotContainsString("\0", $encoded['body'], 'Does not contain the binary characters');
        $this->assertEquals($envelope, $serializer->decode($encoded));
    }

    public function testDecodingFailsWithMissingBodyKey()
    {
        $this->expectException(MessageDecodingFailedException::class);