Detect sync server communication errors

chrome/browser/sync/sessions/status_controller_unittest.cc

 // Copyright (c) 2011 The Chromium Authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "chrome/browser/sync/sessions/sync_session.h"
 #include "chrome/browser/sync/test/engine/test_id_factory.h"
 #include "testing/gtest/include/gtest/gtest.h"
 
 namespace browser_sync {
 namespace sessions {
@@ skipping 112 matching lines @@
   EXPECT_EQ(13, status.num_server_changes_remaining());
 
   EXPECT_FALSE(status.syncer_status().invalid_store);
   status.set_invalid_store(true);
   EXPECT_TRUE(status.syncer_status().invalid_store);
 
   EXPECT_FALSE(status.syncer_status().syncer_stuck);
   status.set_syncer_stuck(true);
   EXPECT_TRUE(status.syncer_status().syncer_stuck);
 
+  status.set_last_download_updates_result(SYNCER_OK);
+  EXPECT_EQ(SYNCER_OK, status.error().last_download_updates_result);
+
+  status.set_last_post_commit_result(SYNC_AUTH_ERROR);
+  EXPECT_EQ(SYNC_AUTH_ERROR, status.error().last_post_commit_result);
+
+  status.set_last_process_commit_response_result(SYNC_SERVER_ERROR);
+  EXPECT_EQ(SYNC_SERVER_ERROR,
+            status.error().last_process_commit_response_result);
+
   for (int i = 0; i < 14; i++)
     status.increment_num_successful_commits();
   EXPECT_EQ(14, status.syncer_status().num_successful_commits);
 
   std::vector<int64> v;
   v.push_back(16);
   status.set_unsynced_handles(v);
   EXPECT_EQ(16, v[0]);
 }
 
@@ skipping 66 matching lines @@
   status.num_server_changes_remaining();
   status.commit_ids();
   status.HasBookmarkCommitActivity();
   status.download_updates_succeeded();
   status.ServerSaysNothingMoreToDownload();
   status.group_restriction();
 }
 
 }  // namespace sessions
 }  // namespace browser_sync