<!doctype html> <html> <head> <title>XMLHttpRequest: send(null) - no 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[4] following::ol[1]/li[7]" /> </head> <body> <div id="log"></div> <script> function noContentTypeTest(method) { var client = new XMLHttpRequest() client.open(method, "resources/content.py", false) client.upload.onloadstart = function(){assert_unreached('this event should not fire for null')} client.send(null) var expectedLength = method == "HEAD" ? "NO" : "0"; assert_equals(client.getResponseHeader("x-request-content-length"), expectedLength) assert_equals(client.getResponseHeader("x-request-content-type"), "NO") } test(function() { noContentTypeTest("POST"); }, "No content type (POST)"); test(function() { noContentTypeTest("PUT"); }, "No content type (PUT)"); test(function() { noContentTypeTest("HEAD"); }, "No content type (HEAD)"); function explicitContentTypeTest(method) { var client = new XMLHttpRequest() client.open(method, "resources/content.py", false) var content_type = 'application/x-foo' client.setRequestHeader('Content-Type', content_type) client.send(null) var expectedLength = method == "HEAD" ? "NO" : "0"; assert_equals(client.getResponseHeader("x-request-content-length"), expectedLength) assert_equals(client.getResponseHeader("x-request-content-type"), content_type) } test(function() { explicitContentTypeTest("POST"); }, "Explicit content type (POST)"); test(function() { explicitContentTypeTest("PUT"); }, "Explicit content type (PUT)"); test(function() { explicitContentTypeTest("HEAD"); }, "Explicit content type (HEAD)"); </script> </body> </html>