DelayedEnvelope example

$this->markTestSkipped('Windows does not support shebangs nor non-blocking standard streams');
        }

        $mail = new Email();
        $mail
            ->from('from@mail.com')
            ->to('to@mail.com')
            ->subject('Subject')
            ->text('Some text')
        ;

        $envelope = new DelayedEnvelope($mail);

        $sendmailTransport = new SendmailTransport(self::FAKE_SENDMAIL);
        $sendmailTransport->send($mail, $envelope);

        $this->assertStringEqualsFile($this->argsPath, __DIR__.'/Fixtures/fake-sendmail.php -ffrom@mail.com to@mail.com');
    }

    public function testRecipientsAreUsedWhenSet()
    {
        if ('\\' === \DIRECTORY_SEPARATOR) {
            $this->markTestSkipped('Windows does not support shebangs nor non-blocking standard streams');
        }

        $this->setSender($sender);
        $this->setRecipients($recipients);
    }

    public static function create(RawMessage $message): self
    {
        if (RawMessage::class === $message::class) {
            throw new LogicException('Cannot send a RawMessage instance without an explicit Envelope.');
        }

        return new DelayedEnvelope($message);
    }

    public function setSender(Address $sender): void
    {
        // to ensure deliverability of bounce emails independent of UTF-8 capabilities of SMTP servers         if (!preg_match('/^[^@\x80-\xFF]++@/', $sender->getAddress())) {
            throw new InvalidArgumentException(sprintf('Invalid sender "%s": non-ASCII characters not supported in local-part of email.', $sender->getAddress()));
        }
        $this->sender = $sender;
    }