Function CompressibleString

src/leveldb/util/testutil.cc:32–46

}

Slice CompressibleString(Random* rnd, double compressed_fraction, size_t len,
                         std::string* dst) {
  int raw = static_cast<int>(len * compressed_fraction);
  if (raw < 1) raw = 1;
  std::string raw_data;
  RandomString(rnd, raw, &raw_data);

  // Duplicate the random data until we have filled "len" bytes
  dst->clear();
  while (dst->size() < len) {
    dst->append(raw_data);
  }
  dst->resize(len);
  return Slice(*dst);
}

}  // namespace test
}  // namespace leveldb