chromium/src/third_party/blink/web_tests/http/tests/xmlhttprequest/workers/resources/xmlhttprequest-response-type-blob.js

importScripts("/js-test-resources/js-test.js");
importScripts("worker-pre.js");

function init() {
    var global = self;

    try {
        global.req = new XMLHttpRequest;
        req.responseType = "blob";
        req.open("GET", "../../resources/get.txt", true);
        req.onreadystatechange = function() {
            if (req.readyState == 4) {
                shouldBe("req.status", "200");
                shouldBe("req.response.size", "4");
                var reader = new FileReader();
                reader.onload = function (evt) {
                    global.buffer = evt.target.result;
                    shouldBeEqualToString("buffer", "PASS");
                    testPassed("XHR with responseType=\"blob\" succeeded");
                    finishJSTest();
                };
                reader.readAsText(req.response, "utf-8");
            }
        };
        req.send(null);
    } catch (e) {
        testFailed("failed to create XMLHttpRequest with exception: " + e.message);
        finishJSTest();
    }
}