Line data    Source code

       1              : // Copyright (c) 2006-2025  Made to Order Software Corp.  All Rights Reserved
       2              : //
       3              : // https://snapwebsites.org/
       4              : // contact@m2osw.com
       5              : //
       6              : // This program is free software: you can redistribute it and/or modify
       7              : // it under the terms of the GNU General Public License as published by
       8              : // the Free Software Foundation, either version 3 of the License, or
       9              : // (at your option) any later version.
      10              : //
      11              : // This program is distributed in the hope that it will be useful,
      12              : // but WITHOUT ANY WARRANTY; without even the implied warranty of
      13              : // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
      14              : // GNU General Public License for more details.
      15              : //
      16              : // You should have received a copy of the GNU General Public License
      17              : // along with this program.  If not, see <https://www.gnu.org/licenses/>.
      18              : #pragma once
      19              : 
      20              : // snapcatch2
      21              : //
      22              : #include    <catch2/snapcatch2.hpp>
      23              : 
      24              : 
      25              : // C++
      26              : //
      27              : #include    <string>
      28              : #include    <cstring>
      29              : #include    <cstdlib>
      30              : #include    <iostream>
      31              : 
      32              : 
      33              : // The message() can be used to verify that version
      34              : //
      35              : //#include <snapdev/stringize.h>
      36              : //#pragma message("Building unit tests with Catch2 version " SNAPDEV_STRINGIZE(CATCH_VERSION_MAJOR) "." SNAPDEV_STRINGIZE(CATCH_VERSION_MINOR) "." SNAPDEV_STRINGIZE(CATCH_VERSION_PATCH))
      37              : 
      38              : //#pragma GCC diagnostic pop
      39              : 
      40              : 
      41              : namespace SNAP_CATCH2_NAMESPACE
      42              : {
      43              : 
      44              : 
      45              : 
      46              : class obj_setenv
      47              : {
      48              : public:
      49              :     obj_setenv(const std::string& var)
      50              :         : f_copy(strdup(var.c_str()))
      51              :     {
      52              :         putenv(f_copy);
      53              :         std::string::size_type p(var.find_first_of('='));
      54              :         f_name = var.substr(0, p);
      55              :     }
      56              :     obj_setenv(obj_setenv const & rhs) = delete;
      57              :     obj_setenv & operator = (obj_setenv const & rhs) = delete;
      58              :     ~obj_setenv()
      59              :     {
      60              :         putenv(strdup((f_name + "=").c_str()));
      61              :         free(f_copy);
      62              :     }
      63              : 
      64              : private:
      65              :     char *          f_copy = nullptr;
      66              :     std::string     f_name = std::string();
      67              : };
      68              : 
      69              : 
      70              : inline char32_t rand_char(bool full_range = false)
      71              : {
      72              :     char32_t const max((full_range ? 0x0110000 : 0x0010000) - (0xE000 - 0xD800));
      73              : 
      74              :     char32_t wc;
      75              :     do
      76              :     {
      77              :         wc = ((rand() << 16) ^ rand()) % max;
      78              :     }
      79              :     while(wc == 0);
      80              :     if(wc >= 0xD800)
      81              :     {
      82              :         // skip the surrogates
      83              :         //
      84              :         wc += 0xE000 - 0xD800;
      85              :     }
      86              : 
      87              :     return wc;
      88              : }
      89              : 
      90              : 
      91           10 : inline std::int64_t rand_int64()
      92              : {
      93           10 :     return (static_cast<std::int64_t>(rand()) << 48)
      94           10 :          | (static_cast<std::int64_t>(rand()) << 32)
      95           10 :          | (static_cast<std::int64_t>(rand()) << 16)
      96           10 :          | (static_cast<std::int64_t>(rand()) <<  0);
      97              : }
      98              : 
      99              : 
     100              : 
     101              : }
     102              : // unittest namespace
     103              : // vim: ts=4 sw=4 et