Function MakeRandomByteBuffer

cpp/src/arrow/testing/util.cc:107–113

}

Status MakeRandomByteBuffer(int64_t length, MemoryPool* pool,
                            std::shared_ptr<ResizableBuffer>* out, uint32_t seed) {
  ARROW_ASSIGN_OR_RAISE(auto result, AllocateResizableBuffer(length, pool));
  random_bytes(length, seed, result->mutable_data());
  *out = std::move(result);
  return Status::OK();
}

Result<std::string> GetTestResourceRoot() {
  auto maybe_var = ::arrow::internal::GetEnvVar("ARROW_TEST_DATA");