third_party/WebKit/LayoutTests/http/tests/devtools/resource-har-conversion.html

<!doctype html>
<html>
<head>
<script src="../inspector/inspector-test.js"></script>
<script src="../inspector/network-test.js"></script>

<script>

function doXHR()
{
    var xhr = new XMLHttpRequest();
    xhr.open("POST", "resources/post-target.cgi", false);
    xhr.setRequestHeader("Content-Type", "text/xml");
    xhr.send("<xml></xml>");
}

async function test() {
  await TestRunner.NetworkAgent.setCacheDisabled(true);
  TestRunner.reloadPage(step1);

  function step1() {
    TestRunner.evaluateInPage('doXHR()', step2);
  }

  function step2() {
    function findRequestByURL(url) {
      var requests = NetworkTestRunner.networkRequests();
      for (var i = 0; i < requests.length; ++i) {
        if (url.test(requests[i].url()))
          return requests[i];
      }
    }

    function addCookieHeadersToRequest(request) {
      request.setRequestHeaders([{name: 'Cookie', value: 'a=b; $Path=/path; $Domain=example.com; a1=b1\nc1=d1'}]);

      request.responseHeaders = [{
        name: 'Set-Cookie',
        value:
            'x=y; Path=/path; Domain=example.com; Discard; httpOnly; Secure; Version=1\nx1=y1; SameSite=Strict\nz2=y2; SameSite=Lax'
      }];
    }

    addCookieHeadersToRequest(findRequestByURL(/inspector-test\.js$/));
    var log = (new NetworkLog.HARLog(NetworkTestRunner.networkRequests())).build();
    // Filter out favicon.ico requests that only appear on certain platforms.
    log.entries = log.entries.filter(function(entry) {
      return !/favicon\.ico$/.test(entry.request.url);
    });
    log.entries.sort(ApplicationTestRunner.requestURLComparer);
    TestRunner.addObject(log, NetworkTestRunner.HARPropertyFormattersWithSize);
    var pageTimings = log.pages[0].pageTimings;
    TestRunner.completeTest();
  }
}

</script>


</head>

<body onload="runTest()">
<p>
Tests conversion of Inspector's resource representation into HAR format.
</p>

</body>
</html>