bu şekilde çalışır galiba


<script src="https://unpkg.com/sweetalert/dist/sweetalert.min.js"></script>

<script>
function alerts(){
swal({
text: "test metini",
button: "Devam et",
title: "test ",
icon:"warning",
dangerMode: true,
allowOutsideClick: false,
allowEscapeKey: false

});
}