github-actions[bot] commented on code in PR #18009:
URL: https://github.com/apache/doris/pull/18009#discussion_r1144227434


##########
be/src/io/fs/file_system.h:
##########
@@ -29,6 +29,23 @@
 namespace doris {
 namespace io {
 
+#ifndef FILESYSTEM_M
+#define FILESYSTEM_M(stmt)                    \

Review Comment:
   warning: macro is not used [clang-diagnostic-unused-macros]
   ```cpp
   #define FILESYSTEM_M(stmt)                    \
           ^
   ```
   



##########
be/test/io/fs/local_file_system_test.cpp:
##########
@@ -0,0 +1,460 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+#include "io/fs/local_file_system.h"
+
+#include <algorithm>
+#include <filesystem>
+#include <fstream>
+#include <set>
+#include <vector>
+
+#include "common/status.h"
+#include "gmock/gmock.h"
+#include "gtest/gtest.h"
+#include "io/fs/file_reader.h"
+#include "io/fs/file_writer.h"
+
+namespace doris {
+
+class LocalFileSystemTest : public testing::Test {
+public:
+    virtual void SetUp() {
+        EXPECT_TRUE(
+                
io::global_local_filesystem()->delete_and_create_directory(_s_test_data_path).ok());
+    }
+
+    Status save_string_file(const std::filesystem::path& filename, const 
std::string& content) {
+        io::FileWriterPtr file_writer;
+        RETURN_IF_ERROR(io::global_local_filesystem()->create_file(filename, 
&file_writer));
+        RETURN_IF_ERROR(file_writer->append(content));
+        return file_writer->close();
+    }
+
+    bool check_exists(const std::string& file) {
+        bool exists = true;
+        EXPECT_TRUE(io::global_local_filesystem()->exists(file, &exists).ok());
+        return exists;
+    }
+
+    bool is_dir(const std::string& path) {
+        bool is_dir = true;
+        EXPECT_TRUE(io::global_local_filesystem()->is_directory(path, 
&is_dir).ok());
+        return is_dir;
+    }
+
+    Status list_dirs_files(const std::string& path, std::vector<std::string>* 
dirs,
+                           std::vector<std::string>* files) {
+        bool only_file = true;
+        if (dirs != nullptr) {
+            only_file = false;
+        }
+        std::vector<io::FileInfo> file_infos;
+        bool exists = true;
+        RETURN_IF_ERROR(io::global_local_filesystem()->list(path, only_file, 
&file_infos, &exists));
+        for (auto& file_info : file_infos) {
+            if (file_info.is_file && files != nullptr) {
+                files->push_back(file_info.file_name);
+            }
+            if (!file_info.is_file && dirs != nullptr) {
+                dirs->push_back(file_info.file_name);
+            }
+        }
+        return Status::OK();
+    }
+
+    Status delete_file_paths(const std::vector<std::string>& ps) {
+        for (auto& p : ps) {
+            bool exists = true;
+            RETURN_IF_ERROR(io::global_local_filesystem()->exists(p, &exists));
+            if (!exists) {
+                continue;
+            }
+            bool is_dir = true;
+            RETURN_IF_ERROR(io::global_local_filesystem()->is_directory(p, 
&is_dir));
+            if (is_dir) {
+                
RETURN_IF_ERROR(io::global_local_filesystem()->delete_directory(p));
+            } else {
+                RETURN_IF_ERROR(io::global_local_filesystem()->delete_file(p));
+            }
+        }
+        return Status::OK();
+    }
+
+    // delete the mock cgroup folder

Review Comment:
   warning: prefer using 'override' or (rarely) 'final' instead of 'virtual' 
[modernize-use-override]
   
   ```suggestion
       void TearDown() override {
   ```
   



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