message: Add test GetFileSize
diff: @@ -223,6 +223,16 @@ TEST_F(HadoopFileSystemTest, DeleteFile) {
  EXPECT_TF_OK(status_);
  }
  +TEST_F(HadoopFileSystemTest, GetFileSize) {
  + const std::string path = TmpDir("GetFileSize");
  + WriteString(path, "test");
  + ASSERT_TF_OK(status_);
  + auto file_size =
  + tf_hadoop_filesystem::GetFileSize(filesystem_, path.c_str(), status_);
  + EXPECT_TF_OK(status_);
  + EXPECT_EQ(4, file_size);
  +}
  +
  } // namespace
  } // namespace tensorflow
  