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<!DOCTYPE HTML>
<html>
<!--
https://bugzilla.mozilla.org/show_bug.cgi?id=611182
-->
<head>
  <title>Test for Bug 611182</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <script src="/tests/SimpleTest/EventUtils.js"></script>
  <script src="/tests/SimpleTest/WindowSnapshot.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=611182">Mozilla Bug 611182</a>
<p id="display"></p>
<div id="content">
  <iframe></iframe>
  <iframe id="ref" src="./file_bug611182.html"></iframe>
</div>
<pre id="test">
<script type="application/javascript">

/** Test for Bug 611182 **/
SimpleTest.waitForExplicitFinish();
SimpleTest.waitForFocus(function() {
  var iframe = document.querySelector("iframe");
  var refElem = document.querySelector("#ref");
  var ref = snapshotWindow(refElem.contentWindow, false);

  function findTextNode(doc) {
    var body = doc.documentElement;
    var result = findTextNodeWorker(body);
    ok(result, "Failed to find the text node");
    return result;
  }

  function findTextNodeWorker(root) {
    if (root.isContentEditable) {
      root.focus();
    }
    for (var i = 0; i < root.childNodes.length; ++i) {
      var node = root.childNodes[i];
      if (node.nodeType == node.TEXT_NODE &&
          node.nodeValue == "fooz bar") {
        return node;
      }
      if (node.nodeType == node.ELEMENT_NODE) {
        node = findTextNodeWorker(node);
        if (node) {
          return node;
        }
      }
    }
    return null;
  }

  function testBackspace(src, callback) {
    ok(true, "Testing " + src);
    iframe.addEventListener("load", function() {
      var doc = iframe.contentDocument;
      var win = iframe.contentWindow;
      doc.body.setAttribute("spellcheck", "false");

      iframe.focus();
      var textNode = findTextNode(doc);
      var sel = win.getSelection();
      sel.collapse(textNode, 4);
      synthesizeKey("KEY_Backspace");
      is(textNode.textContent, "foo bar", "Backspace should work correctly");

      var snapshot = snapshotWindow(win, false);
      ok(compareSnapshots(snapshot, ref, true)[0],
         "No padding <br> element should exist in the document");

      callback();
    }, {once: true});
    iframe.src = src;
  }

  var totalTests = 0;
  var currentTest = 0;
  function runAllTests() {
    if (currentTest == totalTests) {
      SimpleTest.finish();
      return;
    }
    testBackspace("file_bug611182.sjs?" + currentTest, runAllTests);
    currentTest++;
  }

  // query total number of tests to be run from the server and
  // start running all tests.
  var myXHR = new XMLHttpRequest();
  myXHR.open("GET", "file_bug611182.sjs?queryTotalTests");
  myXHR.onload = function(e) {
    totalTests = myXHR.responseText;
    runAllTests();
  };
  myXHR.send();
});

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