send-data-unexpected-tostring.htm

Enable keyboard shortcuts

This WPT test may be referenced by the following Test IDs:
- /xhr/send-data-unexpected-tostring.htm - WPT Dashboard Interop Dashboard

<!doctype html>

<meta charset=utf-8>

<title>XMLHttpRequest: passing objects that interfere with the XHR instance to send()</title>

<script src="/resources/testharness.js"></script>

<script src="/resources/testharnessreport.js"></script>

<link rel="help" href="https://xhr.spec.whatwg.org/#the-send()-method" data-tested-assertations="following::ol/li[4]" />

<link rel="help" href="https://webidl.spec.whatwg.org/#es-union" data-tested-assertations="following::ol/li[16]" />

<div id="log"></div>

<script>

  var test1 = async_test('abort() called from data stringification')

  test1.step(function() {

    var client = new XMLHttpRequest()

    var objAbortsOnStringification = {toString:function(){

      client.abort();

}}

    client.open('POST', 'resources/content.py')

    client.send(objAbortsOnStringification)

    assert_equals(client.readyState, 1)

    test1.done()

});

  var test2 = async_test('open() called from data stringification')

  test2.step(function() {

    var client = new XMLHttpRequest()

    var objOpensOnStringification = {toString:function(){

      client.open('POST', 'resources/status.py?text=second_open_wins');

}}

    client.onloadend = test2.step_func(function(){

      assert_equals(client.statusText, 'second_open_wins')

      test2.done()

})

    client.open('POST', 'resources/status.py?text=first_open_wins')

    client.send(objOpensOnStringification)

});

  var test3 = async_test('send() called from data stringification')

  test3.step(function() {

    var client = new XMLHttpRequest()

    var objSendsOnStringification = {toString:function(){

      client.send('bomb!');

}}

    client.onload = test3.step_func(function(){

      assert_equals(client.responseText, 'bomb!')

      test3.done()

})

    client.open('POST', 'resources/content.py')

    assert_throws_dom('InvalidStateError', function(){

      client.send(objSendsOnStringification)

})

});

</script>