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Test Info:
- This WPT test may be referenced by the following Test IDs:
            
- /xhr/setrequestheader-open-setrequestheader.htm - WPT Dashboard Interop Dashboard
 
 
<!DOCTYPE html>
<!--
-->
<head>
  <title>XMLHttpRequest: setRequestHeader() and open()</title>
    <script src="/resources/testharness.js"></script>
    <script src="/resources/testharnessreport.js"></script>
</head>
<body>
    <p id="log"></p>
<script type="text/javascript">
async_test(test => {
var url = "resources/inspect-headers.py";
var xhr = new XMLHttpRequest();
xhr.open("GET", url + "?filter_name=x-appended-to-this");
xhr.setRequestHeader("X-appended-to-this", "False");
xhr.open("GET", url + "?filter_name=x-appended-to-this");
xhr.setRequestHeader("X-appended-to-this", "True");
xhr.onreadystatechange = test.step_func(() => {
    if (xhr.readyState == 4) {
        assert_equals(xhr.responseText, "X-appended-to-this: True\n", "Set headers record should have been cleared by open.");
        test_standard_header();
    }
})
xhr.send();
function test_standard_header () {
    var header_tested = "Accept";
    var xhr = new XMLHttpRequest();
    xhr.open("GET", url + "?filter_name=accept");
    xhr.setRequestHeader("Accept", "foo/bar");
    xhr.open("GET", url + "?filter_name=accept");
    xhr.setRequestHeader("Accept", "bar/foo");
    xhr.onreadystatechange = test.step_func(() => {
        if (xhr.readyState == 4) {
            assert_equals(xhr.responseText, "Accept: bar/foo\n", "Set headers record should have been cleared by open.");
            test.done();
        }
    })
    xhr.send();
}
})
</script>