1 files changed, 132 insertions, 0 deletions
diff --git a/netwerk/test/unit/test_fallback_response-error_passing.js b/netwerk/test/unit/test_fallback_response-error_passing.js
new file mode 100644
index 0000000000..c9715a916a
--- /dev/null
+++ b/netwerk/test/unit/test_fallback_response-error_passing.js
@@ -0,0 +1,132 @@
+"use strict";
+
+const { HttpServer } = ChromeUtils.import("resource://testing-common/httpd.js");
+
+var httpServer = null;
+// Need to randomize, because apparently no one clears our cache
+var randomPath = "/error/" + Math.random();
+
+XPCOMUtils.defineLazyGetter(this, "randomURI", function() {
+  return "http://localhost:" + httpServer.identity.primaryPort + randomPath;
+});
+
+var cacheUpdateObserver = null;
+var systemPrincipal = Services.scriptSecurityManager.getSystemPrincipal();
+
+function make_channel(url, callback, ctx) {
+  return NetUtil.newChannel({ uri: url, loadUsingSystemPrincipal: true });
+}
+
+function make_uri(url) {
+  var ios = Cc["@mozilla.org/network/io-service;1"].getService(Ci.nsIIOService);
+  return ios.newURI(url);
+}
+
+var responseBody = "Content body";
+
+// start the test with loading this master entry referencing the manifest
+function masterEntryHandler(metadata, response) {
+  var masterEntryContent = "<html manifest='/manifest'></html>";
+  response.setHeader("Content-Type", "text/html");
+  response.bodyOutputStream.write(
+    masterEntryContent,
+    masterEntryContent.length
+  );
+}
+
+// manifest defines fallback namespace from any /error path to /content
+function manifestHandler(metadata, response) {
+  var manifestContent = "CACHE MANIFEST\nFALLBACK:\nerror /content\n";
+  response.setHeader("Content-Type", "text/cache-manifest");
+  response.bodyOutputStream.write(manifestContent, manifestContent.length);
+}
+
+// content handler correctly returns some plain text data
+function contentHandler(metadata, response) {
+  response.setHeader("Content-Type", "text/plain");
+  response.bodyOutputStream.write(responseBody, responseBody.length);
+}
+
+// error handler returns error
+function errorHandler(metadata, response) {
+  response.setStatusLine(metadata.httpVersion, 404, "Bad request");
+}
+
+// finally check we got fallback content
+function finish_test(request, buffer) {
+  Assert.equal(buffer, responseBody);
+  httpServer.stop(do_test_finished);
+}
+
+function run_test() {
+  httpServer = new HttpServer();
+  httpServer.registerPathHandler("/masterEntry", masterEntryHandler);
+  httpServer.registerPathHandler("/manifest", manifestHandler);
+  httpServer.registerPathHandler("/content", contentHandler);
+  httpServer.registerPathHandler(randomPath, errorHandler);
+  httpServer.start(-1);
+
+  var pm = Cc["@mozilla.org/permissionmanager;1"].getService(
+    Ci.nsIPermissionManager
+  );
+  var ssm = Cc["@mozilla.org/scriptsecuritymanager;1"].getService(
+    Ci.nsIScriptSecurityManager
+  );
+  var uri = make_uri("http://localhost:" + httpServer.identity.primaryPort);
+  var principal = ssm.createContentPrincipal(uri, {});
+
+  if (pm.testPermissionFromPrincipal(principal, "offline-app") != 0) {
+    dump(
+      "Previous test failed to clear offline-app permission!  Expect failures.\n"
+    );
+  }
+  pm.addFromPrincipal(
+    principal,
+    "offline-app",
+    Ci.nsIPermissionManager.ALLOW_ACTION
+  );
+
+  var ps = Cc["@mozilla.org/preferences-service;1"].getService(
+    Ci.nsIPrefBranch
+  );
+  dump(ps.getBoolPref("browser.cache.offline.enable"));
+  ps.setBoolPref("browser.cache.offline.enable", true);
+  ps.setBoolPref("browser.cache.offline.storage.enable", true);
+  ps.setComplexValue(
+    "browser.cache.offline.parent_directory",
+    Ci.nsIFile,
+    do_get_profile()
+  );
+
+  cacheUpdateObserver = {
+    observe() {
+      dump("got offline-cache-update-completed\n");
+      // offline cache update completed.
+      var chan = make_channel(randomURI);
+      var chanac = chan.QueryInterface(Ci.nsIApplicationCacheChannel);
+      chanac.chooseApplicationCache = true;
+      chan.asyncOpen(new ChannelListener(finish_test));
+    },
+  };
+
+  var os = Cc["@mozilla.org/observer-service;1"].getService(
+    Ci.nsIObserverService
+  );
+  os.addObserver(cacheUpdateObserver, "offline-cache-update-completed");
+
+  var us = Cc["@mozilla.org/offlinecacheupdate-service;1"].getService(
+    Ci.nsIOfflineCacheUpdateService
+  );
+  us.scheduleUpdate(
+    make_uri(
+      "http://localhost:" + httpServer.identity.primaryPort + "/manifest"
+    ),
+    make_uri(
+      "http://localhost:" + httpServer.identity.primaryPort + "/masterEntry"
+    ),
+    systemPrincipal,
+    null
+  );
+
+  do_test_pending();
+}