<html><body>
<iframe id="frame" sandbox="allow-scripts allow-popups"></iframe>
<script type="application/javascript">
onmessage = function(e) {
  parent.postMessage(e.data, '*');
}

var ifr = document.getElementById('frame');

if (location.search == '?nested') {
  var url = new URL(location);
  url.search = "";
  ifr.src = url.href;
} else if (location.search == '?popup') {
  var url = new URL(location);
  url.search = "?opener";

  ifr.srcdoc = "<html><script>" +
    "window.open('" + url.href + "', 'foobar');" +
    "onmessage = function(e) { " +
    "  parent.postMessage(e.data, '*'); " +
    "}" +
  "</scr" + "ipt></html>";
} else if (location.search == '?opener') {
  try{
    var socket = new WebSocket('ws://mochi.test:8888/tests/dom/websocket/tests/file_websocket_basic');
    socket.onerror = function(e) {
      opener.postMessage('WS onerror', '*');
      close();
    };
    socket.onopen = function(event) {
      opener.postMessage('WS onopen', '*');
      close();
    };
  } catch(e) {
    if (e.name == 'SecurityError') {
      opener.postMessage('WS Throws!', '*');
    } else {
      opener.postMessage('WS Throws something else!', '*');
    }
    close();
  }
} else {
  ifr.srcdoc = `
  <html><script>
  try{
    var socket = new WebSocket('ws://mochi.test:8888/tests/dom/websocket/tests/file_websocket_basic');
    socket.onerror = function(e) {
      parent.postMessage('WS onerror', '*');
    };
    socket.onopen = function(event) {
      parent.postMessage('WS onopen', '*');
    };
  } catch(e) {
    if (e.name == 'SecurityError') {
      parent.postMessage('WS Throws!', '*');
    } else {
      parent.postMessage('WS Throws something else!', '*');
    }
  }
  </scr`+`ipt>
  </html>`;
}
</script>
</body></html>
