| <!DOCTYPE html> | 
 | <html> | 
 |  <head> | 
 |  <title>XMLHttpRequest: open() resolving URLs (multi-Window; 5)</title> | 
 |  <script src="/resources/testharness.js"></script> | 
 |  <script src="/resources/testharnessreport.js"></script> | 
 |  <link rel="help" href="https://xhr.spec.whatwg.org/#the-open()-method" data-tested-assertations="following::ol[1]/li[2]/ol[1]/li[1]" /> | 
 |  </head> | 
 |  <body> | 
 |  <div id="log"></div> | 
 |  <script> | 
 |  var test = async_test(), | 
 |  client, | 
 |  count = 0 | 
 |  function init() { | 
 |  test.step(function() { | 
 |  if(0 == count) { | 
 |  client = new self[0].XMLHttpRequest() | 
 |  count++ | 
 |  self[0].location.reload() | 
 |  } else if(1 == count) { | 
 |  assert_throws("InvalidStateError", function() { client.open("GET", "...") }) | 
 |  test.done() | 
 |  } | 
 |  }) | 
 |  } | 
 |  </script> | 
 |  <iframe src="resources/init.htm"></iframe> | 
 |  </body> | 
 | </html> |