<!doctype html> <html> <head> <title>XMLHttpRequest: send("") - empty entity body</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[1]/li[7]" /> <link rel="help" href="https://xhr.spec.whatwg.org/#dom-XMLHttpRequest-send-a-string" data-tested-assertations="following::p[1] following::p[2] following::p[3]" /> </head> <body> <div id="log"></div> <script> function request(method) { var client = new XMLHttpRequest() client.open(method, "resources/content.py", false) client.upload.onloadstart = function(){assert_unreached('this event should not fire for empty strings')} client.send("") var expectedLength = method == "HEAD" ? "NO" : "0"; assert_equals(client.getResponseHeader("x-request-content-length"), expectedLength) } test(function() { request("POST"); }, document.title + " (POST)"); test(function() { request("PUT"); }, document.title + " (PUT)"); test(function() { request("HEAD"); }, document.title + " (HEAD)"); </script> </body> </html>