[Sync] Propagate XMPP auth errors to SyncNotifierObservers

jingle/notifier/communicator/single_login_attempt_unittest.cc

Index: jingle/notifier/communicator/single_login_attempt_unittest.cc
diff --git a/jingle/notifier/communicator/single_login_attempt_unittest.cc b/jingle/notifier/communicator/single_login_attempt_unittest.cc
index 700b11789046071df87aeb34af744fddbd9d5150..e214528ec12108e4a5a5a9d3d0a51c3f236d9fc9 100644
--- a/jingle/notifier/communicator/single_login_attempt_unittest.cc
+++ b/jingle/notifier/communicator/single_login_attempt_unittest.cc
@@ -27,18 +27,21 @@ namespace notifier {
 
 namespace {
 
-enum DelegateState { IDLE, CONNECTED, NEED_RECONNECT, REDIRECTED };
+enum DelegateState {
+  IDLE, CONNECTED, NEED_RECONNECT, REDIRECTED, REJECTED_CREDENTIALS
+};
 
 class FakeDelegate : public SingleLoginAttempt::Delegate {
  public:
   FakeDelegate() : state_(IDLE) {}
 
-  void OnConnect(base::WeakPtr<buzz::XmppTaskParentInterface> base_task) {
+  void OnConnect(
+      base::WeakPtr<buzz::XmppTaskParentInterface> base_task) OVERRIDE {
     state_ = CONNECTED;
     base_task_ = base_task;
   }
 
-  virtual void OnNeedReconnect() {
+  virtual void OnNeedReconnect() OVERRIDE {
     state_ = NEED_RECONNECT;
   }
 
@@ -47,6 +50,10 @@ class FakeDelegate : public SingleLoginAttempt::Delegate {
     redirect_server_ = redirect_server;
   }
 
+  virtual void OnRejectedCredentials() OVERRIDE {
+    state_ = REJECTED_CREDENTIALS;
+  }
+
   DelegateState state() const { return state_; }
 
   base::WeakPtr<buzz::XmppTaskParentInterface> base_task() const {
@@ -233,6 +240,13 @@ TEST_F(SingleLoginAttemptTest, RedirectMissingSeeOtherHost) {
   EXPECT_EQ(IDLE, fake_delegate_.state());
 }
 
+// Fire 'Unauthorized' errors and make sure the delegate gets the
+// OnRejectedCredentials() event.
+TEST_F(SingleLoginAttemptTest, RejectedCredentials) {
+  attempt_.OnError(buzz::XmppEngine::ERROR_UNAUTHORIZED, 0, NULL);
+  EXPECT_EQ(REJECTED_CREDENTIALS, fake_delegate_.state());
+}
+
 }  // namespace
 
 }  // namespace notifier