/**
* @return void
*/
public function testSendMailContainsAttachments()
{
$textFilePath = __DIR__ . '/testfile.txt';
$this->inclusionHandler->expects($this->any())->method('encodeBase64')->will($this->returnValueMap([[$textFilePath, 'VGVzdCBGaWxlIENvbnRlbnQ=']]));
$this->inclusionHandler->expects($this->any())->method('guessType')->will($this->returnValueMap([[$textFilePath, 'text/plain']]));
$mailTransfer = new MailTransfer();
$mailTransfer->addAttachment((new AttachmentTransfer())->setDisplayName('ATestfile')->setFileName($textFilePath));
$this->mandrillMock->messages->expects($this->once())->method('sendTemplate')->with($this->anything(), $this->anything(), $this->arrayContainsKeyEqualTo('attachments', [['type' => 'text/plain', 'name' => 'ATestfile', 'content' => 'VGVzdCBGaWxlIENvbnRlbnQ=']]), $this->anything(), $this->anything(), $this->anything());
$this->mailSender->sendMail($mailTransfer);
}