gecko-dev/netwerk/test/unit/test_304_responses.js

96 lines
3.1 KiB
JavaScript

"use strict";
// https://bugzilla.mozilla.org/show_bug.cgi?id=761228
Cu.import("resource://testing-common/httpd.js");
Cu.import("resource://gre/modules/NetUtil.jsm");
XPCOMUtils.defineLazyGetter(this, "URL", function() {
return "http://localhost:" + httpServer.identity.primaryPort;
});
var httpServer = null;
const testFileName = "test_customConditionalRequest_304";
const basePath = "/" + testFileName + "/";
XPCOMUtils.defineLazyGetter(this, "baseURI", function() {
return URL + basePath;
});
const unexpected304 = "unexpected304";
const existingCached304 = "existingCached304";
function make_uri(url) {
var ios = Cc["@mozilla.org/network/io-service;1"].
getService(Ci.nsIIOService);
return ios.newURI(url, null, null);
}
function make_channel(url) {
return NetUtil.newChannel({uri: url, loadUsingSystemPrincipal: true})
.QueryInterface(Ci.nsIHttpChannel);
}
function clearCache() {
var service = Components.classes["@mozilla.org/netwerk/cache-storage-service;1"]
.getService(Ci.nsICacheStorageService);
service.clear();
}
function alwaysReturn304Handler(metadata, response) {
response.setStatusLine(metadata.httpVersion, 304, "Not Modified");
response.setHeader("Returned-From-Handler", "1");
}
function run_test() {
evict_cache_entries();
httpServer = new HttpServer();
httpServer.registerPathHandler(basePath + unexpected304,
alwaysReturn304Handler);
httpServer.registerPathHandler(basePath + existingCached304,
alwaysReturn304Handler);
httpServer.start(-1);
run_next_test();
}
function finish_test(request, buffer) {
httpServer.stop(do_test_finished);
}
function consume304(request, buffer) {
request.QueryInterface(Components.interfaces.nsIHttpChannel);
do_check_eq(request.responseStatus, 304);
do_check_eq(request.getResponseHeader("Returned-From-Handler"), "1");
run_next_test();
}
// Test that we return a 304 response to the caller when we are not expecting
// a 304 response (i.e. when the server shouldn't have sent us one).
add_test(function test_unexpected_304() {
var chan = make_channel(baseURI + unexpected304);
chan.asyncOpen2(new ChannelListener(consume304, null));
});
// Test that we can cope with a 304 response that was (erroneously) stored in
// the cache.
add_test(function test_304_stored_in_cache() {
asyncOpenCacheEntry(
baseURI + existingCached304, "disk", Ci.nsICacheStorage.OPEN_NORMALLY, null,
function (entryStatus, cacheEntry) {
cacheEntry.setMetaDataElement("request-method", "GET");
cacheEntry.setMetaDataElement("response-head",
"HTTP/1.1 304 Not Modified\r\n" +
"\r\n");
cacheEntry.metaDataReady();
cacheEntry.close();
var chan = make_channel(baseURI + existingCached304);
// make it a custom conditional request
chan.QueryInterface(Components.interfaces.nsIHttpChannel);
chan.setRequestHeader("If-None-Match", '"foo"', false);
chan.asyncOpen2(new ChannelListener(consume304, null));
});
});