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<!DOCTYPE HTML>
<html>
  <head>
    <title>Test for performance.timeOrigin</title>
    <meta http-equiv="content-type" content="text/html; charset=UTF-8">
    <script type="text/javascript" src="/tests/SimpleTest/SimpleTest.js"></script>
    <script type="text/javascript" src="test_performance_user_timing.js"></script>
  </head>
  <body>
    <script type="text/js-worker" id="worker-src">
      postMessage({ now: performance.now(), timeOrigin: performance.timeOrigin });
    </script>

    <script type="text/js-worker" id="shared-worker-src">
      onconnect = function(evt) {
        evt.ports[0].postMessage({ now: performance.now(), timeOrigin: performance.timeOrigin });
      };
    </script>

    <script class="testbody" type="text/javascript">

function testBasic() {
  ok("timeOrigin" in performance, "Performance.timeOrigin exists.");
  ok(performance.timeOrigin > 0, "TimeOrigin must be greater than 0.");
  next();
}

function testWorker() {
  var now = performance.now();

  var blob = new Blob([ document.getElementById("worker-src").textContent ],
                      { type: "text/javascript" });
  var w = new Worker(URL.createObjectURL(blob));
  w.onmessage = function(e) {
    ok (e.data.now + e.data.timeOrigin > now + performance.timeOrigin, "Comparing worker.now and window.now");
    next();
  }
}

function testSharedWorker() {
  var now = performance.now();

  var blob = new Blob([ document.getElementById("shared-worker-src").textContent ],
                      { type: "text/javascript" });
  var w = new SharedWorker(URL.createObjectURL(blob));
  w.port.onmessage = function(e) {
    ok (e.data.now + e.data.timeOrigin > now + performance.timeOrigin, "Comparing worker.now and window.now");
    next();
  }
}

var tests = [ testBasic, testWorker, testSharedWorker ];
function next() {
  if (!tests.length) {
    SimpleTest.finish();
    return;
  }

  var test = tests.shift();
  test();
}

SimpleTest.waitForExplicitFinish();
addLoadEvent(next);
      </script>
    </pre>
  </body>
</html>