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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=571352
-->
<head>
  <title>Test for Bug 571352</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=571352">Mozilla Bug 571352</a>
<p id="display"><select multiple style="width:300px/*to avoid any overlay scrollbar messing with our mouse clicks*/"><option>0<option>1<option>2<option>3<option>4<option>5</select></p>
<div id="content" style="display: none">
  
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 571352 **/

SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function test() {
  function focusList() {
    $('display').firstChild.focus();
  }
  function option(index) {
    return $('display').firstChild.childNodes[index];
  }
  function remove(index) {
   var sel = $('display').firstChild;
   sel.removeChild(sel.childNodes[index]);
   document.body.clientHeight;
  }
  function up() { synthesizeKey("KEY_ArrowUp"); }
  function shiftUp() { synthesizeKey("KEY_ArrowUp", {shiftKey:true}); }
  function down() { synthesizeKey("KEY_ArrowDown"); }
  function shiftDown() { synthesizeKey("KEY_ArrowDown", {shiftKey:true}); }
  function mouseEvent(index,event) {
    synthesizeMouse(option(index), 5, 5, event);
  }

  const click = {};
  const shiftClick = {shiftKey:true};
  focusList();
  mouseEvent(0,click)
  is(document.activeElement,$('display').firstChild,"<select> is focused");
  ok(option(0).selected,"first option is selected");
  mouseEvent(2,shiftClick)
  remove(0);
  ok(option(0).selected && option(1).selected,"first two options are selected");
  mouseEvent(2,shiftClick)
  ok(option(0).selected && option(1).selected && option(2).selected,"first three options are selected");
  shiftUp();
  ok(option(0).selected && option(1).selected,"first two options are selected");
  remove(1);
  ok(option(0).selected,"first option is selected");
  shiftDown();
  ok(option(0).selected && option(1).selected,"first two options are selected");
  down();
  ok(option(2).selected,"third option is selected");
  shiftDown();
  ok(option(2).selected && option(3).selected,"third & fourth option are selected");
  remove(2);
  shiftUp();
  ok(option(1).selected && option(2).selected,"2nd & third option are selected");
  remove(0);
  mouseEvent(0,shiftClick)
  ok(option(0).selected && option(1).selected,"all remaining 2 options are selected");
  shiftDown();
  remove(1);
  ok(!option(0).selected,"first option is unselected");
  remove(0);  // select is now empty
  ok($('display').firstChild.firstChild==null,"all options were removed");

  SimpleTest.finish();
});




</script>
</pre>
</body>
</html>