_attFile = __DIR__.'/../../../_samples/files/textfile.zip'; } public function testAttachmentSending() { $mailer = $this->_getMailer(); $message = Swift_Message::newInstance() ->setSubject('[Swift Mailer] AttachmentSmokeTest') ->setFrom(array(SWIFT_SMOKE_EMAIL_ADDRESS => 'Swift Mailer')) ->setTo(SWIFT_SMOKE_EMAIL_ADDRESS) ->setBody('This message should contain an attached ZIP file (named "textfile.zip").'.PHP_EOL. 'When unzipped, the archive should produce a text file which reads:'.PHP_EOL. '"This is part of a Swift Mailer v4 smoke test."' ) ->attach(Swift_Attachment::fromPath($this->_attFile)) ; $this->assertEquals(1, $mailer->send($message), '%s: The smoke test should send a single message' ); } }