import FIREFOX_52_6_0esr_RELEASE from mozilla-esr52 hg repo

netwerk/test/unit/test_xmlhttprequest.js

@@ -0,0 +1,54 @@
+
+Cu.import("resource://testing-common/httpd.js");
+
+var httpserver = new HttpServer();
+var testpath = "/simple";
+var httpbody = "<?xml version='1.0' ?><root>0123456789</root>";
+
+function createXHR(async)
+{
+  var xhr = Cc["@mozilla.org/xmlextras/xmlhttprequest;1"]
+            .createInstance(Ci.nsIXMLHttpRequest);
+  xhr.open("GET", "http://localhost:" +
+           httpserver.identity.primaryPort + testpath, async);
+  return xhr;
+}
+
+function checkResults(xhr)
+{
+  if (xhr.readyState != 4)
+    return false;
+
+  do_check_eq(xhr.status, 200);
+  do_check_eq(xhr.responseText, httpbody);
+
+  var root_node = xhr.responseXML.getElementsByTagName('root').item(0);
+  do_check_eq(root_node.firstChild.data, "0123456789");
+  return true;
+}
+
+function run_test()
+{
+  httpserver.registerPathHandler(testpath, serverHandler);
+  httpserver.start(-1);
+
+  // Test sync XHR sending
+  var sync = createXHR(false);
+  sync.send(null);
+  checkResults(sync);
+
+  // Test async XHR sending
+  let async = createXHR(true);
+  async.addEventListener("readystatechange", function(event) {
+    if (checkResults(async))
+      httpserver.stop(do_test_finished);
+  }, false);
+  async.send(null);
+  do_test_pending();
+}
+
+function serverHandler(metadata, response)
+{
+  response.setHeader("Content-Type", "text/xml", false);
+  response.bodyOutputStream.write(httpbody, httpbody.length);
+}