File: xmlhttprequest-sync-block-scripts.html

package info (click to toggle)
firefox 144.0-1
  • links: PTS, VCS
  • area: main
  • in suites: sid
  • size: 4,637,504 kB
  • sloc: cpp: 7,576,692; javascript: 6,430,831; ansic: 3,748,119; python: 1,398,978; xml: 628,810; asm: 438,679; java: 186,194; sh: 63,212; makefile: 19,159; objc: 13,086; perl: 12,986; yacc: 4,583; cs: 3,846; pascal: 3,448; lex: 1,720; ruby: 1,003; exp: 762; php: 436; lisp: 258; awk: 247; sql: 66; sed: 53; csh: 10
file content (22 lines) | stat: -rw-r--r-- 750 bytes parent folder | download | duplicates (35) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
 
<!doctype html>
<meta charset=utf-8>
<title>Check that while a sync XHR is in flight async script loads don't complete and run script</title>
<script src=/resources/testharness.js></script>
<script src=/resources/testharnessreport.js></script>
<body>
<script>
var scriptRan = false;
var onloadFired = false;
test(function() {
  var s = document.createElement("script");
  s.src = "data:application/javascript,scriptRan = true;";
  s.onload = function() { onloadFired = true; }
  document.body.appendChild(s);
  var xhr = new XMLHttpRequest();
  xhr.open("GET", "data:,", false);
  xhr.send();
  assert_false(scriptRan, "Script should not have run");
  assert_false(onloadFired, "load event for <script> should not have fired");
});
</script>
</body>