Function RandomData

cpp/src/arrow/io/hdfs_test.cc:43–47

namespace io {

std::vector<uint8_t> RandomData(int64_t size) {
  std::vector<uint8_t> buffer(size);
  random_bytes(size, 0, buffer.data());
  return buffer;
}

class TestHadoopFileSystem : public ::testing::Test {
 public: