File: access-control-preflight-async-header-denied.htm

package info (click to toggle)
firefox-esr 91.13.0esr-1~deb11u1
  • links: PTS, VCS
  • area: main
  • in suites: bullseye
  • size: 3,375,652 kB
  • sloc: cpp: 5,762,054; javascript: 5,481,714; ansic: 3,121,191; python: 851,492; asm: 331,172; xml: 178,949; java: 155,554; sh: 63,704; makefile: 20,127; perl: 12,825; yacc: 4,583; cs: 3,846; objc: 3,026; lex: 1,720; exp: 762; pascal: 635; php: 436; lisp: 260; awk: 231; ruby: 103; sed: 53; sql: 46; csh: 45
file content (39 lines) | stat: -rw-r--r-- 1,289 bytes parent folder | download | duplicates (31) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
 
<!DOCTYPE html>
<html>
  <head>
    <title>Async request denied at preflight because of non-CORS-safelisted header</title>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
    <script src="/common/get-host-info.sub.js"></script>
    <script src="/common/utils.js"></script>
  </head>
  <body>
    <script type="text/javascript">
    const uuid = token();
    const url = get_host_info().HTTP_REMOTE_ORIGIN +
          "/xhr/resources/access-control-preflight-denied.py?token=" + uuid;

    async_test((test) => {
      let xhr = new XMLHttpRequest;
      xhr.open("GET", url + "&command=reset", false);
      xhr.send();

      xhr = new XMLHttpRequest;
      xhr.open("GET", url + "&command=header", true);
      xhr.setRequestHeader("x-test", "foo");

      xhr.onload = test.unreached_func(
          "Cross-domain access with custom header allowed without throwing exception");

      xhr.onerror = test.step_func_done(() => {
        xhr = new XMLHttpRequest;
        xhr.open("GET", url + "&command=complete", false);
        xhr.send();
        assert_equals(xhr.responseText, "Request successfully blocked.");
      });

      xhr.send();
    }, "Async request denied at preflight");
    </script>
  </body>
</html>