git.m6w6.name Git - m6w6/libmemcached/blob - testing/lib/random.hpp

   1 #pragma once
   2
   3 #include <cstddef>
   4 #include <string>
   5 #include <type_traits>
   6 #include <utility>
   7
   8 using namespace std;
   9
  10 using kv_pair = pair<string, string>;
  11
  12 template<typename T>
  13 enable_if_t<is_integral_v<T>, T> random_num(T min, T max);
  14
  15 unsigned random_port();
  16 string random_port_string(const string &);
  17
  18 char random_ascii(char min = '!', char max = '~');
  19 string random_ascii_string(size_t len, char min = '!', char max = '~');
  20 kv_pair random_ascii_pair(size_t minlen = 1<<2, size_t maxlen = 1<<10);
  21
  22 template<template <typename> class Container>
  23 auto random_ascii_pairs(size_t count, size_t minlen = 1<<2, size_t maxlen = 1<<10) {
  24   Container<kv_pair> v;
  25
  26   v.reserve(count);
  27   for (size_t i = 0; i < count; ++i) {
  28     v.emplace_back(random_ascii_pair(minlen, maxlen));
  29   }
  30
  31   return v;
  32 }
  33
  34 string random_socket(const string &prefix = "/tmp/libmc.");
  35 string random_socket_or_port_string(const string &what);
  36 string random_socket_or_port_flag(const string &binary);
  37
  38 inline auto random_socket_or_port_arg() {
  39   return make_pair(&random_socket_or_port_flag, &random_socket_or_port_string);
  40 }