471360.html - mozsearch

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<html>

<head>

<script type="text/javascript">

var ta, f, tb, s, tc;

var i = 0;

// This test loops repeatedly through its "boom" functions. We place an upper

// bound on how many loops we'll allow, in case the repeated mutations/paints

// block the test harness from considering the test to be done.

var loopCount = 0;

const maxLoopCount = 20;

function boom1()

  var r = document.body;

  while(r.firstChild)

    r.removeChild(r.firstChild);

  ta = document.createTextNode("A \u06cc");

  (document.body).appendChild(ta);

  f = document.createElement("IFRAME");

  f.style.height = "15em";

  f.src = "data:text/html," + "Iteration " + ++i;

  (document.body).appendChild(f);

  tb = document.createTextNode(" B ");

  (document.body).appendChild(tb);

  s = document.createElement("span");

  s.id = "s";

  tc = document.createTextNode(" C ");

  (document.body).appendChild(s);

  s.appendChild(tc);

  setTimeout(boom2, 10);

function boom2()

  var w = document.createElement("style");

  w.setAttribute("type", "text/css");

  w.appendChild(document.createTextNode("body { column-gap: 1px; column-width: 1px; }"));

  document.body.appendChild(w);

  setTimeout(boom3, 10);

function boom3()

  ta.data = " E " + ta.data;

  document.body.removeChild(s);

  if (++loopCount < maxLoopCount) {

    setTimeout(boom1, 10);

</script>

</head>

<body onload="boom1();"></body>

</html>