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<!DOCTYPE HTML>
<html><head>
<title>Test for bug 456244</title>
<link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script src="/tests/SimpleTest/SimpleTest.js"></script>
<script src="/tests/SimpleTest/EventUtils.js"></script>

<script class="testbody" type="application/javascript">
function runTest() {
  function select(id) {
    var e = document.getElementById(id);
    e.focus();
    return e;
  }

  function setupIframe(id) {
    var e = document.getElementById(id);
    var doc = e.contentDocument;
    doc.body.innerHTML = String.fromCharCode(10) + '<span id="' + id + '_span" style="border:1px solid blue" contenteditable="true">X</span>' + String.fromCharCode(10);
    e = doc.getElementById(id + "_span");
    e.focus();
    return e;
  }

  function test_end_bs(e) {
    const msg = "Deleting all text in contenteditable inline element";
    var before = e.parentNode.childNodes[0].nodeValue;
    sendKey("right");
    sendKey("back_space");
    sendKey("back_space");
    is(e.parentNode.childNodes[0].nodeValue, before, msg + " with id=" + e.id);
    is(e.innerHTML, "", msg + " with id=" + e.id);
  }

  test_end_bs(select("t1"));
  test_end_bs(setupIframe("i1", 0));

  {
    const msg = "Deleting all text in contenteditable body element";
    var e = document.getElementById("i2");
    var doc = e.contentDocument;
    doc.body.setAttribute("contenteditable", "true");
    doc.body.focus();
    sendKey("right");
    sendKey("back_space");
    is(doc.body.innerHTML, "<br>", msg + " with id=" + e.id);
  }

  SimpleTest.finish();
}

SimpleTest.waitForExplicitFinish();
addLoadEvent(runTest);
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=456244">Mozilla Bug 456244</a>
<p id="display"></p>

<pre id="test">
</pre>

<div> <span id="t1" style="border:1px solid blue" contenteditable="true">X</span> Y</div>

<iframe id="i1" width="200" height="100" src="about:blank"></iframe><br>
<iframe id="i2" width="200" height="100" src="about:blank">X</iframe><br>

</body>
</html>