Move chrome/browser/chromeos/drive/file_system.cc (+deps) into components/drive.

chrome/browser/chromeos/drive/fake_file_system_unittest.cc

-// Copyright 2013 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/fake_file_system.h"
-
-#include "base/files/file_util.h"
-#include "base/run_loop.h"
-#include "components/drive/file_system_core_util.h"
-#include "components/drive/service/fake_drive_service.h"
-#include "components/drive/service/test_util.h"
-#include "content/public/test/test_browser_thread_bundle.h"
-#include "google_apis/drive/test_util.h"
-#include "testing/gtest/include/gtest/gtest.h"
-
-namespace drive {
-namespace test_util {
-
-class FakeFileSystemTest : public ::testing::Test {
- protected:
-  void SetUp() override {
-    // Initialize FakeDriveService.
-    fake_drive_service_.reset(new FakeDriveService);
-    ASSERT_TRUE(SetUpTestEntries(fake_drive_service_.get()));
-
-    // Create a testee instance.
-    fake_file_system_.reset(new FakeFileSystem(fake_drive_service_.get()));
-  }
-
-  content::TestBrowserThreadBundle thread_bundle_;
-  scoped_ptr<FakeDriveService> fake_drive_service_;
-  scoped_ptr<FakeFileSystem> fake_file_system_;
-};
-
-TEST_F(FakeFileSystemTest, GetFileContent) {
-  FileError initialize_error = FILE_ERROR_FAILED;
-  scoped_ptr<ResourceEntry> entry;
-  base::FilePath cache_file_path;
-  google_apis::test_util::TestGetContentCallback get_content_callback;
-  FileError completion_error = FILE_ERROR_FAILED;
-
-  const base::FilePath kDriveFile =
-      util::GetDriveMyDriveRootPath().AppendASCII("File 1.txt");
-
-  // For the first time, the file should be downloaded from the service.
-  base::Closure cancel_download = fake_file_system_->GetFileContent(
-      kDriveFile,
-      google_apis::test_util::CreateCopyResultCallback(
-          &initialize_error, &cache_file_path, &entry),
-      get_content_callback.callback(),
-      google_apis::test_util::CreateCopyResultCallback(&completion_error));
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_EQ(FILE_ERROR_OK, initialize_error);
-  EXPECT_TRUE(entry);
-
-  // No cache file is available yet.
-  EXPECT_TRUE(cache_file_path.empty());
-
-  // The download should be happened so the |get_content_callback|
-  // should have the actual data.
-  std::string content = get_content_callback.GetConcatenatedData();
-  EXPECT_EQ(26U, content.size());
-  EXPECT_EQ(FILE_ERROR_OK, completion_error);
-
-  initialize_error = FILE_ERROR_FAILED;
-  entry.reset();
-  get_content_callback.mutable_data()->clear();
-  completion_error = FILE_ERROR_FAILED;
-
-  // For the second time, the cache file should be found.
-  cancel_download = fake_file_system_->GetFileContent(
-      kDriveFile,
-      google_apis::test_util::CreateCopyResultCallback(
-          &initialize_error, &cache_file_path, &entry),
-      get_content_callback.callback(),
-      google_apis::test_util::CreateCopyResultCallback(&completion_error));
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_EQ(FILE_ERROR_OK, initialize_error);
-  EXPECT_TRUE(entry);
-
-  // Cache file should be available.
-  ASSERT_FALSE(cache_file_path.empty());
-
-  // There should be a cache file so no data should be downloaded.
-  EXPECT_TRUE(get_content_callback.data().empty());
-  EXPECT_EQ(FILE_ERROR_OK, completion_error);
-
-  // Make sure the cached file's content.
-  std::string cache_file_content;
-  ASSERT_TRUE(
-      base::ReadFileToString(cache_file_path, &cache_file_content));
-  EXPECT_EQ(content, cache_file_content);
-}
-
-TEST_F(FakeFileSystemTest, GetFileContent_Directory) {
-  FileError initialize_error = FILE_ERROR_FAILED;
-  scoped_ptr<ResourceEntry> entry;
-  base::FilePath cache_file_path;
-  google_apis::test_util::TestGetContentCallback get_content_callback;
-  FileError completion_error = FILE_ERROR_FAILED;
-  base::Closure cancel_download = fake_file_system_->GetFileContent(
-      util::GetDriveMyDriveRootPath(),
-      google_apis::test_util::CreateCopyResultCallback(
-          &initialize_error, &cache_file_path, &entry),
-      get_content_callback.callback(),
-      google_apis::test_util::CreateCopyResultCallback(&completion_error));
-  base::RunLoop().RunUntilIdle();
-
-  EXPECT_EQ(FILE_ERROR_NOT_A_FILE, completion_error);
-}
-
-TEST_F(FakeFileSystemTest, GetResourceEntry) {
-  FileError error = FILE_ERROR_FAILED;
-  scoped_ptr<ResourceEntry> entry;
-  fake_file_system_->GetResourceEntry(
-      util::GetDriveMyDriveRootPath().AppendASCII(
-          "Directory 1/Sub Directory Folder"),
-      google_apis::test_util::CreateCopyResultCallback(&error, &entry));
-  base::RunLoop().RunUntilIdle();
-
-  ASSERT_EQ(FILE_ERROR_OK, error);
-  ASSERT_TRUE(entry);
-  EXPECT_EQ("sub_dir_folder_resource_id", entry->resource_id());
-}
-
-TEST_F(FakeFileSystemTest, GetResourceEntry_Root) {
-  FileError error = FILE_ERROR_FAILED;
-  scoped_ptr<ResourceEntry> entry;
-  fake_file_system_->GetResourceEntry(
-      util::GetDriveMyDriveRootPath(),
-      google_apis::test_util::CreateCopyResultCallback(&error, &entry));
-  base::RunLoop().RunUntilIdle();
-
-  ASSERT_EQ(FILE_ERROR_OK, error);
-  ASSERT_TRUE(entry);
-  EXPECT_TRUE(entry->file_info().is_directory());
-  EXPECT_EQ(fake_drive_service_->GetRootResourceId(), entry->resource_id());
-  EXPECT_EQ(util::kDriveMyDriveRootDirName, entry->title());
-}
-
-TEST_F(FakeFileSystemTest, GetResourceEntry_Invalid) {
-  FileError error = FILE_ERROR_FAILED;
-  scoped_ptr<ResourceEntry> entry;
-  fake_file_system_->GetResourceEntry(
-      util::GetDriveMyDriveRootPath().AppendASCII("Invalid File Name"),
-      google_apis::test_util::CreateCopyResultCallback(&error, &entry));
-  base::RunLoop().RunUntilIdle();
-
-  ASSERT_EQ(FILE_ERROR_NOT_FOUND, error);
-  ASSERT_FALSE(entry);
-}
-
-}  // namespace test_util
-}  // namespace drive