michael@0: //
michael@0: // If a response to a non-safe HTTP request-method contains the Location- or
michael@0: // Content-Location header, we must make sure to invalidate any cached entry
michael@0: // representing the URIs pointed to by either header. RFC 2616 section 13.10
michael@0: //
michael@0: // This test uses 3 URIs: "/post" is the target of a POST-request and always
michael@0: // redirects (301) to "/redirect". The URIs "/redirect" and "/cl" both counts
michael@0: // the number of loads from the server (handler). The response from "/post"
michael@0: // always contains the headers "Location: /redirect" and "Content-Location:
michael@0: // /cl", whose cached entries are to be invalidated. The tests verifies that
michael@0: // "/redirect" and "/cl" are loaded from server the expected number of times.
michael@0: //
michael@0: 
michael@0: Cu.import("resource://testing-common/httpd.js");
michael@0: 
michael@0: var httpserv;
michael@0: 
michael@0: function setupChannel(path) {
michael@0:     var ios =
michael@0:         Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
michael@0:     return chan = ios.newChannel(path, "", null)
michael@0:                                 .QueryInterface(Ci.nsIHttpChannel);
michael@0: }
michael@0: 
michael@0: // Verify that Content-Location-URI has been loaded once, load post_target
michael@0: function InitialListener() { }
michael@0: InitialListener.prototype = {
michael@0:     onStartRequest: function(request, context) { },
michael@0:     onStopRequest: function(request, context, status) {
michael@0:         do_check_eq(1, numberOfCLHandlerCalls);
michael@0:         do_execute_soon(function() {
michael@0:             var channel = setupChannel("http://localhost:" +
michael@0:                                        httpserv.identity.primaryPort + "/post");
michael@0:             channel.requestMethod = "POST";
michael@0:             channel.asyncOpen(new RedirectingListener(), null);
michael@0:         });
michael@0:     }
michael@0: };
michael@0: 
michael@0: // Verify that Location-URI has been loaded once, reload post_target
michael@0: function RedirectingListener() { }
michael@0: RedirectingListener.prototype = {
michael@0:     onStartRequest: function(request, context) { },
michael@0:     onStopRequest: function(request, context, status) {
michael@0:         do_check_eq(1, numberOfHandlerCalls);
michael@0:         do_execute_soon(function() {
michael@0:             var channel = setupChannel("http://localhost:" +
michael@0:                                        httpserv.identity.primaryPort + "/post");
michael@0:             channel.requestMethod = "POST";
michael@0:             channel.asyncOpen(new VerifyingListener(), null);
michael@0:         });
michael@0:     }
michael@0: };
michael@0: 
michael@0: // Verify that Location-URI has been loaded twice (cached entry invalidated),
michael@0: // reload Content-Location-URI
michael@0: function VerifyingListener() { }
michael@0: VerifyingListener.prototype = {
michael@0:     onStartRequest: function(request, context) { },
michael@0:     onStopRequest: function(request, context, status) {
michael@0:         do_check_eq(2, numberOfHandlerCalls);
michael@0:         var channel = setupChannel("http://localhost:" +
michael@0:                                    httpserv.identity.primaryPort + "/cl");
michael@0:         channel.asyncOpen(new FinalListener(), null);
michael@0:     }
michael@0: };
michael@0: 
michael@0: // Verify that Location-URI has been loaded twice (cached entry invalidated),
michael@0: // stop test
michael@0: function FinalListener() { }
michael@0: FinalListener.prototype = {
michael@0:     onStartRequest: function(request, context) { },
michael@0:     onStopRequest: function(request, context, status) {
michael@0:         do_check_eq(2, numberOfCLHandlerCalls);
michael@0:         httpserv.stop(do_test_finished);
michael@0:     }
michael@0: };
michael@0: 
michael@0: function run_test() {
michael@0:   httpserv = new HttpServer();
michael@0:   httpserv.registerPathHandler("/cl", content_location);
michael@0:   httpserv.registerPathHandler("/post", post_target);
michael@0:   httpserv.registerPathHandler("/redirect", redirect_target);
michael@0:   httpserv.start(-1);
michael@0: 
michael@0:   // Clear cache
michael@0:   evict_cache_entries();
michael@0: 
michael@0:   // Load Content-Location URI into cache and start the chain of loads
michael@0:   var channel = setupChannel("http://localhost:" +
michael@0:                              httpserv.identity.primaryPort + "/cl");
michael@0:   channel.asyncOpen(new InitialListener(), null);
michael@0: 
michael@0:   do_test_pending();
michael@0: }
michael@0: 
michael@0: var numberOfCLHandlerCalls = 0;
michael@0: function content_location(metadata, response) {
michael@0:     numberOfCLHandlerCalls++;
michael@0:     response.setStatusLine(metadata.httpVersion, 200, "Ok");
michael@0:     response.setHeader("Cache-Control", "max-age=360000", false);
michael@0: }
michael@0: 
michael@0: function post_target(metadata, response) {
michael@0:     response.setStatusLine(metadata.httpVersion, 301, "Moved Permanently");
michael@0:     response.setHeader("Location", "/redirect", false);
michael@0:     response.setHeader("Content-Location", "/cl", false);
michael@0:     response.setHeader("Cache-Control", "max-age=360000", false);
michael@0: }
michael@0: 
michael@0: var numberOfHandlerCalls = 0;
michael@0: function redirect_target(metadata, response) {
michael@0:     numberOfHandlerCalls++;
michael@0:     response.setStatusLine(metadata.httpVersion, 200, "Ok");
michael@0:     response.setHeader("Cache-Control", "max-age=360000", false);
michael@0: }