Quelle test_bug570341.html Sprache: HTML

products/Sources/formale Sprachen/C/Firefox/docshell/test/mochitest/test_bug570341.html

<!DOCTYPE HTML>
<html>

<head>
  <title>Test for Bug 570341</title>
  <script src="/tests/SimpleTest/SimpleTest.js"></script>
  <link rel="stylesheet" type="text/css" href="/tests/SimpleTest/test.css"/>
<script>
  var start = Date.now();
  var moments = {};

  var unload = 0;
  var wasEnabled = true;

  function collectMoments() {
    var win = frames[0];
    var timing = (win.performance && win.performance.timing) || {};
    for (let p in timing) {
      moments[p] = timing[p];
    }
    for (let p in win) {
      if (p.substring(0, 9) == "_testing_") {
        moments[p.substring(9)] = win[p];
      }
    }
    moments.evt_unload = unload;
    return moments;
  }

  function showSequence(node) {
    while (node.firstChild) {
      node.firstChild.remove();
    }
    var sequence = [];
    for (var p in moments) {
      sequence.push(p);
    }
    sequence.sort(function(a, b) {
      return moments[a] - moments[b];
    });
    var table = document.createElement("table");
    node.appendChild(table);
    var row = document.createElement("tr");
    table.appendChild(row);
    var cell = document.createElement("td");
    row.appendChild(cell);
    cell.appendChild(document.createTextNode("start"));
    cell = document.createElement("td");
    row.appendChild(cell);
    cell.appendChild(document.createTextNode(start));
    for (var i = 0; i < sequence.length; ++i) {
      var prop = sequence[i];
      row = document.createElement("tr");
      table.appendChild(row);
      cell = document.createElement("td");
      row.appendChild(cell);
      cell.appendChild(document.createTextNode(prop));
      cell = document.createElement("td");
      row.appendChild(cell);
      cell.appendChild(document.createTextNode(moments[prop]));
    }
  }

  function checkValues() {
    var win = frames[0];
    ok(win.performance,
        "window.performance is missing or not accessible for frame");
    ok(!win.performance || win.performance.timing,
        "window.performance.timing is missing or not accessible for frame");
    collectMoments();

    var sequences = [
      ["navigationStart", "unloadEventStart", "unloadEventEnd"],
      ["navigationStart", "fetchStart", "domainLookupStart", "domainLookupEnd",
       "connectStart", "connectEnd", "requestStart", "responseStart", "responseEnd"],
      ["responseStart", "domLoading", "domInteractive", "domComplete"],
      ["domContentLoadedEventStart", "domContentLoadedEventEnd",
       "loadEventStart", "loadEventEnd"],
    ];

    for (var i = 0; i < sequences.length; ++i) {
      var seq = sequences[i];
      for (var j = 0; j < seq.length; ++j) {
        var prop = seq[j];
        if (j > 0) {
          var prevProp = seq[j - 1];
          ok(moments[prevProp] <= moments[prop],
              ["Expected ", prevProp, " to happen before ", prop,
              ", got ", prevProp, " = ", moments[prevProp],
              ", ", prop, " = ", moments[prop]].join(""));
        }
      }
    }

    SimpleTest.finish();
  }

window.onload = function() {
  var win = frames[0];
  win.addEventListener("unload", function() {
    unload = Date.now();
  }, true);
  var seenLoad = 0;
  win.addEventListener("load", function() {
    seenLoad = Date.now();
  }, true);
  frames[0].location = "bug570341_recordevents.html";
  var interval = setInterval(function() {
    // time constants here are arbitrary, chosen to allow the test to pass
    var stopPolling = (win.performance && win.performance.loadEventEnd) ||
                      (seenLoad && Date.now() >= seenLoad + 3000) ||
                      Date.now() >= start + 30000;
    if (stopPolling) {
      clearInterval(interval);
      checkValues();
    } else if (win._testing_evt_load) {
      seenLoad = Date.now();
    }
  }, 100);
};
</script>
</head>
<body>
<a target="_blank" href="https://bugzilla.mozilla.org/show_bug.cgi?id=570341">Mozilla Bug 570341</a>
<div id="frames">
<iframe name="child0" src="navigation/blank.html"></iframe>
</div>
<button type="button" onclick="showSequence(document.getElementById('display'))">
    Show Events</button>
<p id="display"></p>
<div id="content" style="display: none">

</div>
<pre id="test">
<script type="application/javascript">
SimpleTest.waitForExplicitFinish();
</script>
</pre>
</body>
</html>

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