test fixed

by locally

HTML

<div>

</div>

CSS

div {
  height: 400px;
  border: 1px solid black;
  width: 50px;
}

.red {
  background-color: red
}

JavaScript

var div = $("div").height();
var win = $(window).height();

if (div > win) {
  $("div").addClass('red');
} else {
  $("div").removeClass('red');
}


$(window).on('resize', function() {
  var div = $("div").height();
  var win = $(this).height();

  if (div > win) {
    $("div").addClass('red');
  } else {
    $("div").removeClass('red');
  }
});