gecko-dev/netwerk/test/unit/test_httpcancel.js

114 lines
3.6 KiB
JavaScript

// This file ensures that canceling a channel early does not
// send the request to the server (bug 350790)
//
// I've also shoehorned in a test that ENSURE_CALLED_BEFORE_CONNECT works as
// expected: see comments that start with ENSURE_CALLED_BEFORE_CONNECT:
Cu.import("resource://testing-common/httpd.js");
var ios = Components.classes["@mozilla.org/network/io-service;1"]
.getService(Components.interfaces.nsIIOService);
var observer = {
QueryInterface: function eventsink_qi(iid) {
if (iid.equals(Components.interfaces.nsISupports) ||
iid.equals(Components.interfaces.nsIObserver))
return this;
throw Components.results.NS_ERROR_NO_INTERFACE;
},
observe: function(subject, topic, data) {
subject = subject.QueryInterface(Components.interfaces.nsIRequest);
subject.cancel(Components.results.NS_BINDING_ABORTED);
// ENSURE_CALLED_BEFORE_CONNECT: setting values should still work
try {
subject.QueryInterface(Components.interfaces.nsIHttpChannel);
currentReferrer = subject.getRequestHeader("Referer");
do_check_eq(currentReferrer, "http://site1.com/");
var uri = ios.newURI("http://site2.com", null, null);
subject.referrer = uri;
} catch (ex) {
do_throw("Exception: " + ex);
}
var obs = Components.classes["@mozilla.org/observer-service;1"].getService();
obs = obs.QueryInterface(Components.interfaces.nsIObserverService);
obs.removeObserver(observer, "http-on-modify-request");
}
};
var listener = {
onStartRequest: function test_onStartR(request, ctx) {
do_check_eq(request.status, Components.results.NS_BINDING_ABORTED);
// ENSURE_CALLED_BEFORE_CONNECT: setting referrer should now fail
try {
request.QueryInterface(Components.interfaces.nsIHttpChannel);
currentReferrer = request.getRequestHeader("Referer");
do_check_eq(currentReferrer, "http://site2.com/");
var uri = ios.newURI("http://site3.com/", null, null);
// Need to set NECKO_ERRORS_ARE_FATAL=0 else we'll abort process
var env = Components.classes["@mozilla.org/process/environment;1"].
getService(Components.interfaces.nsIEnvironment);
env.set("NECKO_ERRORS_ARE_FATAL", "0");
// we expect setting referrer to fail
try {
request.referrer = uri;
do_throw("Error should have been thrown before getting here");
} catch (ex) { }
} catch (ex) {
do_throw("Exception: " + ex);
}
},
onDataAvailable: function test_ODA() {
do_throw("Should not get any data!");
},
onStopRequest: function test_onStopR(request, ctx, status) {
httpserv.stop(do_test_finished);
}
};
function makeChan(url) {
var chan = ios.newChannel(url, null, null)
.QueryInterface(Components.interfaces.nsIHttpChannel);
// ENSURE_CALLED_BEFORE_CONNECT: set original value
var uri = ios.newURI("http://site1.com", null, null);
chan.referrer = uri;
return chan;
}
var httpserv = null;
function execute_test() {
var chan = makeChan("http://localhost:" +
httpserv.identity.primaryPort + "/failtest");
var obs = Components.classes["@mozilla.org/observer-service;1"].getService();
obs = obs.QueryInterface(Components.interfaces.nsIObserverService);
obs.addObserver(observer, "http-on-modify-request", false);
chan.asyncOpen(listener, null);
}
function run_test() {
httpserv = new HttpServer();
httpserv.registerPathHandler("/failtest", failtest);
httpserv.start(-1);
execute_test();
do_test_pending();
}
// PATHS
// /failtest
function failtest(metadata, response) {
do_throw("This should not be reached");
}