public function testMail() { $mail = new Mail(['*****@*****.**']); $mail->setSender('*****@*****.**'); $this->assertEquals(['*****@*****.**' => null], $mail->getSender()); $mail->setSender('*****@*****.**', 'Romain Pierre'); $this->assertEquals(['*****@*****.**' => 'Romain Pierre'], $mail->getSender()); }