setMailAttachmentsConfig example

static::assertEquals(['foobar'], $mail->getAttachmentUrls());

        $attachmentsConfig = new MailAttachmentsConfig(
            Context::createDefaultContext(),
            new MailTemplateEntity(),
            new MailSendSubscriberConfig(false),
            [],
            Uuid::randomHex()
        );

        $mail->setMailAttachmentsConfig($attachmentsConfig);

        static::assertEquals($attachmentsConfig, $mail->getMailAttachmentsConfig());
    }
}

array $contents,
        array $attachments,
        array $additionalData,
        ?array $binAttachments = null
    ): Email {
        $this->assertValidAddresses(array_keys($recipients));

        $mail = (new Mail())
            ->subject($subject)
            ->from(...$this->formatMailAddresses($sender))
            ->to(...$this->formatMailAddresses($recipients))
            ->setMailAttachmentsConfig($additionalData['attachmentsConfig'] ?? null);

        foreach ($contents as $contentType => $data) {
            if ($contentType === 'text/html') {
                $mail->html($data);
            } else {
                $mail->text($data);
            }
        }

        foreach ($attachments as $url) {
            $mail->addAttachmentUrl($url);
        }

        $mail = new Mail();
        $envelope = $this->createMock(Envelope::class);
        $mailAttachmentsConfig = new MailAttachmentsConfig(
            Context::createDefaultContext(),
            new MailTemplateEntity(),
            new MailSendSubscriberConfig(false, ['foo', 'bar']),
            [],
            Uuid::randomHex()
        );

        $mail->setMailAttachmentsConfig($mailAttachmentsConfig);

        $this->decorated->expects(static::once())->method('send')->with($mail, $envelope);

        $this->attachmentsBuilder
            ->expects(static::once())
            ->method('buildAttachments')
            ->with(
                $mailAttachmentsConfig->getContext(),
                $mailAttachmentsConfig->getMailTemplate(),
                $mailAttachmentsConfig->getExtension(),
                $mailAttachmentsConfig->getEventConfig(),