Function random_real

cpp/src/arrow/testing/random.h:757–763

template <typename T, typename U>
void random_real(int64_t n, uint32_t seed, T min_value, T max_value,
                 std::vector<U>* out) {
  std::default_random_engine gen(seed);
  ::arrow::random::uniform_real_distribution<T> d(min_value, max_value);
  out->resize(n, static_cast<T>(0));
  std::generate(out->begin(), out->end(), [&d, &gen] { return static_cast<U>(d(gen)); });
}

template <typename T, typename U>
void rand_uniform_int(int64_t n, uint32_t seed, T min_value, T max_value, U* out) {