<!DOCTYPE html> <html> <head> <link rel="help" href="https://xhr.spec.whatwg.org/#the-send()-method" data-tested-assertations="following::ol[1]/li[4] following::ol[1]/li[4]/dl[1]/dd[2]/p[3]"/> <link rel="help" href="https://xhr.spec.whatwg.org/#the-status-attribute" data-tested-assertations="following::ol[1]/li[3]"/> <link rel="help" href="https://xhr.spec.whatwg.org/#the-responsetype-attribute" data-tested-assertations="following::ol[1]/li[4]"/> <link rel="help" href="https://xhr.spec.whatwg.org/#the-response-attribute" data-tested-assertations="following::a[contains(@href,'#blob-response-entity-body')]/.."/> <script src="/resources/testharness.js"></script> <script src="/resources/testharnessreport.js"></script> <title>XMLHttpRequest: The send() method: Blob data</title> </head> <body> <div id="log"></div> <script type="text/javascript"> var test = async_test(); test.step(function() { var xhr = new XMLHttpRequest(); var xhr2 = new XMLHttpRequest(); var content = "Hello"; var blob; xhr.onreadystatechange = function() { if (xhr.readyState == 4) { test.step(function() { blob = xhr.response; assert_true(blob instanceof Blob, "Blob from XHR Response"); xhr2.open("POST", "./resources/content.py", true); xhr2.send(blob); }); } } xhr2.onreadystatechange = function() { if (xhr2.readyState == 4) { test.step(function() { assert_equals(xhr2.status, 200); assert_equals(xhr2.response, content); test.done(); }); } }; xhr.open("GET", "./resources/content.py?content=" + content, true); xhr.responseType = "blob"; xhr.send(); }); </script> </body> </html>