chore: import upstream snapshot with attribution

test/cpp/fluid/framework/io/test_fs.cc

@@ -0,0 +1,62 @@
+// Copyright (c) 2019 PaddlePaddle Authors. All Rights Reserved.
+//
+// Licensed 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 <gtest/gtest.h>
+
+#include <fstream>
+
+#include "paddle/fluid/framework/io/fs.h"
+
+#if defined _WIN32 || defined __APPLE__
+#else
+#define _LINUX
+#endif
+
+TEST(FS, mv) {
+#ifdef _LINUX
+  std::ofstream out("src.txt");
+  out.close();
+  paddle::framework::fs_mv("src.txt", "dest.txt");
+  paddle::framework::hdfs_mv("", "");
+  paddle::framework::localfs_mv("", "");
+  try {
+    paddle::framework::hdfs_mv("afs:/none", "afs:/none");
+  } catch (...) {
+    VLOG(3) << "test hdfs_mv, catch expected errors of unknown path";
+  }
+  try {
+    paddle::framework::fs_mv("afs:/none", "afs:/none");
+  } catch (...) {
+    VLOG(3) << "test hdfs_mv, catch expected errors of unknown path";
+  }
+  try {
+    paddle::framework::hdfs_mv("unknown:/none", "unknown:/none");
+  } catch (...) {
+    VLOG(3) << "test hdfs_mv, catch expected errors of unknown prefix";
+  }
+
+  try {
+    paddle::framework::dataset_hdfs_set_command(
+        "hadoop -D hadoop.job.ugi=anotherxxx fs -text");
+    int err_no = 0;
+    paddle::framework::hdfs_open_read("afs:/none.gz", &err_no, "", true);
+    paddle::framework::hdfs_open_read("afs:/none.gz", &err_no, "", false);
+    paddle::framework::hdfs_open_read("afs:/none", &err_no, "", true);
+    paddle::framework::hdfs_open_read("afs:/none", &err_no, "", false);
+  } catch (...) {
+    VLOG(3) << "test hdfs_open_read, catch expected errors of unknown path";
+  }
+
+#endif
+}