GTEST_SKIP() << "NewWritableFile() not supported: " << status;

  const std::string new_filepath = GetURIForPath("a_new_file");
  status = env_->RenameFile(filepath, new_filepath);
  EXPECT_PRED2(UnimplementedOrReturnsCode, status, Code::OK);
  if (!status.ok()) GTEST_SKIP() << "RenameFile() not supported: " << status;

  status = env_->FileExists(filepath);
  EXPECT_PRED2(UnimplementedOrReturnsCode, status, Code::NOT_FOUND);

	}
	return d.disk.RenameData(ctx, srcVolume, srcPath, fi, dstVolume, dstPath, opts)
}

func (d *naughtyDisk) RenameFile(ctx context.Context, srcVolume, srcPath, dstVolume, dstPath string) error {
	if err := d.calcError(); err != nil {
		return err
	}
	return d.disk.RenameFile(ctx, srcVolume, srcPath, dstVolume, dstPath)
}

	storageRESTMethodReadFileStream = "/readfilestream"
	storageRESTMethodListDir        = "/listdir"
	storageRESTMethodDeleteVersions = "/deleteverions"
	storageRESTMethodRenameFile     = "/renamefile"
	storageRESTMethodVerifyFile     = "/verifyfile"
	storageRESTMethodStatInfoFile   = "/statfile"
	storageRESTMethodReadMultiple   = "/readmultiple"
	storageRESTMethodCleanAbandoned = "/cleanabandoned"
)

const (

	CreateFile(ctx context.Context, origvolume, olume, path string, size int64, reader io.Reader) error
	ReadFileStream(ctx context.Context, volume, path string, offset, length int64) (io.ReadCloser, error)
	RenameFile(ctx context.Context, srcVolume, srcPath, dstVolume, dstPath string) error
	CheckParts(ctx context.Context, volume string, path string, fi FileInfo) error

void DeleteDir(const TF_Filesystem* filesystem, const char* path,
               TF_Status* status);
void CopyFile(const TF_Filesystem* filesystem, const char* src, const char* dst,
              TF_Status* status);
void RenameFile(const TF_Filesystem* filesystem, const char* src,
                const char* dst, TF_Status* status);
}  // namespace tf_gcs_filesystem

                      TF_Status* status) {
  if (rmdir(path) != 0)
    TF_SetStatusFromIOError(status, errno, path);
  else
    TF_SetStatus(status, TF_OK, "");
}

static void RenameFile(const TF_Filesystem* filesystem, const char* src,
                       const char* dst, TF_Status* status) {
  // If target is a directory return TF_FAILED_PRECONDITION.

  EXPECT_FALSE(stat.is_directory);
}

TEST_F(GCSFilesystemTest, RenameFile) {
  tf_gcs_filesystem::Init(filesystem_, status_);
  ASSERT_TF_OK(status_);
  const std::string src = GetURIForPath("RenameFileSrc");
  const std::string dst = GetURIForPath("RenameFileDst");
  WriteString(src, "test");
  ASSERT_TF_OK(status_);

  tf_gcs_filesystem::RenameFile(filesystem_, src.c_str(), dst.c_str(), status_);
  EXPECT_TF_OK(status_);

                     TransactionToken* token) override;
  Status GetFileSize(const std::string& fname, TransactionToken* token,
                     uint64* file_size) override;
  Status RenameFile(const std::string& src, const std::string& target,
                    TransactionToken* token) override;
  Status CopyFile(const std::string& src, const std::string& target,
                  TransactionToken* token) override;

		{"foo", "yourobject", "bar", "myobject", false},
		// overwrite.
		{"foo", "otherobject", "bar", "myobject", false},
	}

	for i, testCase := range testCases {
		err := storage.RenameFile(context.Background(), testCase.volumeName, testCase.objectName, testCase.destVolumeName, testCase.destObjectName)
		expectErr := (err != nil)

		if expectErr != testCase.expectErr {

	// Rename file on all underlying storage disks.
	for index := range disks {
		index := index
		g.Go(func() error {
			if disks[index] == nil {
				return errDiskNotFound
			}
			return disks[index].RenameFile(ctx, srcBucket, srcEntry, dstBucket, dstEntry)
		}, index)
	}

	// Wait for all renames to finish.
	errs := g.Wait()

	// Do not need to undo partial successful operation since those will be cleaned up