drive: Move temporary file removal responsiblity to FileCache

chrome/browser/chromeos/drive/file_cache_metadata_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 "chrome/browser/chromeos/drive/file_cache_metadata.h"
 
 #include "base/file_util.h"
 #include "base/files/scoped_temp_dir.h"
 #include "chrome/browser/chromeos/drive/drive.pb.h"
 #include "chrome/browser/chromeos/drive/file_cache.h"
@@ skipping 214 matching lines @@
             FileCache::GetSubDirectoryType(cache_entry));
   EXPECT_TRUE(test_util::CacheStatesEqual(
       test_util::ToCacheEntry(test_util::TEST_CACHE_STATE_PRESENT),
       cache_entry));
   EXPECT_TRUE(PathExists(tmp_directory_.AppendASCII("id_qux.md5qux")));
 
   // "id_quux" should be removed during cache initialization.
   EXPECT_FALSE(metadata_->GetCacheEntry("id_quux", "md5qux", &cache_entry));
 }
 
-// Test FileCacheMetadata::RemoveTemporaryFiles.
-TEST_F(FileCacheMetadataTest, RemoveTemporaryFiles) {
-  SetUpCacheMetadata();
-
-  {
-    FileCacheEntry cache_entry;
-    cache_entry.set_md5("<md5>");
-    cache_entry.set_is_present(true);
-    metadata_->AddOrUpdateCacheEntry("<resource_id_1>", cache_entry);
-  }
-  {
-    FileCacheEntry cache_entry;
-    cache_entry.set_md5("<md5>");
-    cache_entry.set_is_present(true);
-    cache_entry.set_is_persistent(true);
-    metadata_->AddOrUpdateCacheEntry("<resource_id_2>", cache_entry);
-  }
-  {
-    FileCacheEntry cache_entry;
-    cache_entry.set_md5("<md5>");
-    cache_entry.set_is_present(true);
-    cache_entry.set_is_persistent(true);
-    metadata_->AddOrUpdateCacheEntry("<resource_id_3>", cache_entry);
-  }
-  {
-    FileCacheEntry cache_entry;
-    cache_entry.set_md5("<md5>");
-    cache_entry.set_is_present(true);
-    metadata_->AddOrUpdateCacheEntry("<resource_id_4>", cache_entry);
-  }
-
-  metadata_->RemoveTemporaryFiles();
-  // resource 1 and 4 should be gone, as these are temporary.
-  FileCacheEntry cache_entry;
-  EXPECT_FALSE(metadata_->GetCacheEntry("<resource_id_1>", "", &cache_entry));
-  EXPECT_TRUE(metadata_->GetCacheEntry("<resource_id_2>", "", &cache_entry));
-  EXPECT_TRUE(metadata_->GetCacheEntry("<resource_id_3>", "", &cache_entry));
-  EXPECT_FALSE(metadata_->GetCacheEntry("<resource_id_4>", "", &cache_entry));
-}
-
 // Don't use TEST_F, as we don't want SetUp() and TearDown() for this test.
 TEST(FileCacheMetadataExtraTest, CannotOpenDB) {
   // Create nonexistent cache paths, so the initialization fails due to the
   // failure of opening the DB.
   std::vector<base::FilePath> cache_paths =
       FileCache::GetCachePaths(
           base::FilePath::FromUTF8Unsafe("/somewhere/nonexistent"));
 
   scoped_ptr<FileCacheMetadata> metadata(new FileCacheMetadata(NULL));
   EXPECT_FALSE(metadata->Initialize(cache_paths));
 }
 
 }  // namespace internal
 }  // namespace drive