TempMail/App/Test/Test.php

<?php
namespace Heanup\Test;
use PHPMailer\PHPMailer\Exception;
use PHPMailer\PHPMailer\PHPMailer;
use PHPUnit\Framework\TestCase;

class Test extends TestCase
{

    public function testCalculate()
    {
        $mail=new PHPMailer(true);
        try {
            //Server settings
            $mail->SMTPDebug = 2;                                 // Enable verbose debug output
            $mail->isSMTP();                                      // Set mailer to use SMTP
            $mail->Host = 'smtp.gmail.com';  // Specify main and backup SMTP servers
            $mail->SMTPAuth = true;                               // Enable SMTP authentication
            $mail->Username = 'cdb@us.meitu.com';                 // SMTP username
            $mail->Password = 'chendeben6485882';                           // SMTP password
            $mail->SMTPSecure = 'tls';                            // Enable TLS encryption, `ssl` also accepted
            $mail->Port = 587;                                    // TCP port to connect to

            //Recipients
            $mail->setFrom('cdb@us.meitu.com', 'Heanup');
//            $mail->addAddress('joe@example.net', 'Joe User');     // Add a recipient
//            $mail->addAddress('ellen@example.com');               // Name is optional
            $mail->addReplyTo('cdb@us.meitu.com', 'Heanup');
            $mail->addCC('chendeben@qq.com');
//            $mail->addBCC('bcc@example.com');

            //Attachments
//            $mail->addAttachment('/var/tmp/file.tar.gz');         // Add attachments
//            $mail->addAttachment('/tmp/image.jpg', 'new.jpg');    // Optional name

            //Content
            $mail->isHTML(true);                                  // Set email format to HTML
            $mail->Subject = 'Here is the subject';
            $mail->Body    = 'This is the HTML message body <b>in bold!</b>';
            $mail->AltBody = 'This is the body in plain text for non-HTML mail clients';

            $mail->send();
            echo 'Message has been sent';
        } catch (Exception $e) {
            echo 'Message could not be sent. Mailer Error: ', $mail->ErrorInfo;
        }
    }


}