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/**
* Any copyright is dedicated to the Public Domain.
* http://creativecommons.org/publicdomain/zero/1.0/
*/
function runTest() {
var xhr = new XMLHttpRequest();
var events = [];
function pushEvent(event) {
var readyState, responseText, status, statusText;
try {
readyState = xhr.readyState;
}
catch (e) {
readyState = "[exception]";
}
try {
responseText = xhr.responseText;
}
catch (e) {
responseText = "[exception]";
}
try {
status = xhr.status;
}
catch (e) {
status = "[exception]";
}
try {
statusText = xhr.statusText;
}
catch (e) {
statusText = "[exception]";
}
var str = event.type + "(" + readyState + ", '" + responseText + "', " +
status + ", '" + statusText + "'";
if (event instanceof ProgressEvent) {
str += ", progressEvent";
}
str += ")";
events.push(str);
}
xhr.onerror = function(event) {
throw new Error("Error: " + xhr.statusText);
}
xhr.onload = function(event) {
throw new Error("Shouldn't have gotten load event!");
};
var seenAbort;
xhr.onabort = function(event) {
if (seenAbort) {
throw new Error("Already seen the abort event!");
}
seenAbort = true;
pushEvent(event);
postMessage(events);
};
xhr.onreadystatechange = function(event) {
pushEvent(event);
if (xhr.readyState == xhr.HEADERS_RECEIVED) {
xhr.abort();
}
};
xhr.open("GET", "testXHR.txt");
xhr.overrideMimeType("text/plain");
xhr.send(null);
}
function messageListener(event) {
switch (event.data) {
case "start":
runTest();
break;
default:
throw new Error("Bad message!");
}
}
addEventListener("message", messageListener, false);
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