Function TestGlobFiles

cpp/src/arrow/filesystem/filesystem_test.cc:354–381

}

void TestGlobFiles(const std::string& base_dir) {
  auto fs = std::make_shared<MockFileSystem>(TimePoint{});

  auto check_entries = [](const std::vector<FileInfo>& infos,
                          std::vector<std::string> expected) -> void {
    std::vector<std::string> actual(infos.size());
    std::transform(infos.begin(), infos.end(), actual.begin(),
                   [](const FileInfo& file) { return file.path(); });
    std::sort(actual.begin(), actual.end());
    ASSERT_EQ(actual, expected);
  };

  ASSERT_OK(fs->CreateDir(base_dir + "A/CD"));
  ASSERT_OK(fs->CreateDir(base_dir + "AB/CD"));
  ASSERT_OK(fs->CreateDir(base_dir + "AB/CD/ab"));
  CreateFile(fs.get(), base_dir + "A/CD/ab.txt", "data");
  CreateFile(fs.get(), base_dir + "AB/CD/a.txt", "data");
  CreateFile(fs.get(), base_dir + "AB/CD/abc.txt", "data");
  CreateFile(fs.get(), base_dir + "AB/CD/ab/c.txt", "data");

  FileInfoVector infos;
  ASSERT_OK_AND_ASSIGN(infos, GlobFiles(fs, base_dir + "A*/CD/?b*.txt"));
  ASSERT_EQ(infos.size(), 2);
  check_entries(infos, {base_dir + "A/CD/ab.txt", base_dir + "AB/CD/abc.txt"});

  ASSERT_OK_AND_ASSIGN(infos, GlobFiles(fs, base_dir + "A*/CD/?/b*.txt"));
  ASSERT_EQ(infos.size(), 0);
}

TEST(InternalUtil, GlobFilesWithoutLeadingSlash) { TestGlobFiles(""); }