Added logic that will return the result of the first chunk of root feed and continue fetching the r…

chrome/browser/chromeos/gdata/gdata_file_system_unittest.cc

 // Copyright (c) 2012 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 <errno.h>
 #include <string>
 #include <vector>
 
 #include "base/bind.h"
 #include "base/bind_helpers.h"
@@ skipping 172 matching lines @@
         GDataRootDirectory::CACHE_TYPE_TMP,
         GDataFileSystem::CACHED_FILE_FROM_SERVER);
   }
 
   GDataFileBase* FindFile(const FilePath& file_path) {
     ReadOnlyFindFileDelegate search_delegate;
     file_system_->FindFileByPathSync(file_path, &search_delegate);
     return search_delegate.file();
   }
 
+  GDataFileBase* FindFileElementByResourceId(const std::string& resource_id) {
+    ReadOnlyFindFileDelegate search_delegate;
+    file_system_->FindFileByPathSync(FilePath(FILE_PATH_LITERAL("gdata")),
+                                     &search_delegate);
+    return search_delegate.file()->AsGDataRootDirectory()->GetFileByResourceId(
+        resource_id);
+  }
+
   void FindAndTestFilePath(const FilePath& file_path) {
     GDataFileBase* file = FindFile(file_path);
     ASSERT_TRUE(file) << "File can't be found " << file_path.value();
     EXPECT_EQ(file->GetFilePath(), file_path);
   }
 
   GDataFileBase* FindFileByResourceId(const std::string& resource) {
     return file_system_->root_->GetFileByResourceId(resource);
   }
 
@@ skipping 719 matching lines @@
   FindAndTestFilePath(FilePath(FILE_PATH_LITERAL("gdata/Feed 1 File.txt")));
   FindAndTestFilePath(
       FilePath(FILE_PATH_LITERAL(
           "gdata/Directory 1/Feed 1 SubDirectory File.txt")));
 
   // Test second feed elements.
   FindAndTestFilePath(FilePath(FILE_PATH_LITERAL("gdata/Feed 2 File.txt")));
   FindAndTestFilePath(
       FilePath(FILE_PATH_LITERAL(
           "gdata/Directory 1/Sub Directory Folder/Feed 2 Directory")));
+
+  // Make sure orphaned files didn't make into the file system.
+  ASSERT_FALSE(FindFileElementByResourceId(
+      "file:orphan_file_resource_id"));
+  ASSERT_FALSE(FindFileElementByResourceId(
+      "folder:orphan_feed_folder_resouce_id"));
+  ASSERT_FALSE(FindFileElementByResourceId(
+      "file:orphan_subfolder_file_resource_id"));
 }
 
 TEST_F(GDataFileSystemTest, CopyNotExistingFile) {
   FilePath src_file_path(FILE_PATH_LITERAL("gdata/Dummy file.txt"));
   FilePath dest_file_path(FILE_PATH_LITERAL("gdata/Test.log"));
 
   LoadRootFeedDocument("root_feed.json");
 
   GDataFileBase* src_file = NULL;
   EXPECT_TRUE((src_file = FindFile(src_file_path)) == NULL);
@@ skipping 1305 matching lines @@
 
   // Verify account meta feed is saved to cache.
   RunAllPendingForIO();
   FilePath path = file_system_->cache_paths_[
       GDataRootDirectory::CACHE_TYPE_META].Append(
           FILE_PATH_LITERAL("account_metadata.json"));
   EXPECT_TRUE(file_util::PathExists(path));
 }
 
 }   // namespace gdata