/**
* @return void
*/
public function testSendMailContainsTrackOpens()
{
$mailTransfer = new MailTransfer();
$mailTransfer->setTrackOpens(true);
$this->mandrillMock->messages->expects($this->once())->method('sendTemplate')->with($this->anything(), $this->anything(), $this->arrayContainsKeyEqualTo('track_opens', true), $this->anything(), $this->anything(), $this->anything());
$this->mailSender->sendMail($mailTransfer);
}
