Function CreateRandomString

src/leveldb/issues/issue320_test.cc:23–36

int GenerateRandomNumber(int max) { return std::rand() % max; }

std::string CreateRandomString(int32_t index) {
  static const size_t len = 1024;
  char bytes[len];
  size_t i = 0;
  while (i < 8) {
    bytes[i] = 'a' + ((index >> (4 * i)) & 0xf);
    ++i;
  }
  while (i < sizeof(bytes)) {
    bytes[i] = 'a' + GenerateRandomNumber(26);
    ++i;
  }
  return std::string(bytes, sizeof(bytes));
}

}  // namespace