Method TestMoveFile

cpp/src/arrow/filesystem/test_util.cc:395–469

}

void GenericFileSystemTest::TestMoveFile(FileSystem* fs) {
  if (!allow_move_file()) {
    GTEST_SKIP() << "Filesystem doesn't allow moving files";
  }

  ASSERT_OK(fs->CreateDir("AB/CD"));
  ASSERT_OK(fs->CreateDir("EF"));
  CreateFile(fs, "abc", "data");
  std::vector<std::string> all_dirs{"AB", "AB/CD", "EF"};
  AssertAllDirs(fs, all_dirs);
  AssertAllFiles(fs, {"abc"});

  // Move inside root dir
  ASSERT_OK(fs->Move("abc", "def"));
  AssertAllDirs(fs, all_dirs);
  AssertAllFiles(fs, {"def"});
  AssertFileInfo(fs, "def", FileType::File, 4);
  AssertFileContents(fs, "def", "data");

  // Move out of root dir
  ASSERT_OK(fs->Move("def", "AB/CD/ghi"));
  AssertAllDirs(fs, all_dirs);
  AssertAllFiles(fs, {"AB/CD/ghi"});
  AssertFileInfo(fs, "AB/CD/ghi", FileType::File, 4);
  AssertFileContents(fs, "AB/CD/ghi", "data");

  ASSERT_OK(fs->Move("AB/CD/ghi", "EF/jkl"));
  AssertAllDirs(fs, all_dirs);
  AssertAllFiles(fs, {"EF/jkl"});
  AssertFileInfo(fs, "EF/jkl", FileType::File, 4);
  AssertFileContents(fs, "EF/jkl", "data");

  // Move back into root dir
  ASSERT_OK(fs->Move("EF/jkl", "mno"));
  AssertAllDirs(fs, all_dirs);
  AssertAllFiles(fs, {"mno"});
  AssertFileInfo(fs, "mno", FileType::File, 4);
  AssertFileContents(fs, "mno", "data");

  // Destination is a file => clobber
  CreateFile(fs, "AB/pqr", "other data");
  AssertAllFiles(fs, {"AB/pqr", "mno"});
  ASSERT_OK(fs->Move("mno", "AB/pqr"));
  AssertAllFiles(fs, {"AB/pqr"});
  AssertFileInfo(fs, "AB/pqr", FileType::File, 4);
  AssertFileContents(fs, "AB/pqr", "data");

  // Identical source and destination: allowed to succeed or raise IOError,
  // but should not lose data.
  auto err = fs->Move("AB/pqr", "AB/pqr");
  if (!err.ok()) {
    ASSERT_RAISES(IOError, err);
  }
  AssertAllFiles(fs, {"AB/pqr"});
  AssertFileInfo(fs, "AB/pqr", FileType::File, 4);
  AssertFileContents(fs, "AB/pqr", "data");

  // Source doesn't exist