catch2/include/internal/catch_random_number_generator.h
2017-11-03 22:34:49 +01:00

39 lines
1020 B
C++

/*
* Created by Martin on 30/08/2017.
*
* Distributed under the Boost Software License, Version 1.0. (See accompanying
* file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
*/
#ifndef TWOBLUECUBES_CATCH_RANDOM_NUMBER_GENERATOR_H_INCLUDED
#define TWOBLUECUBES_CATCH_RANDOM_NUMBER_GENERATOR_H_INCLUDED
#include <algorithm>
namespace Catch {
struct IConfig;
void seedRng( IConfig const& config );
unsigned int rngSeed();
struct RandomNumberGenerator {
using result_type = unsigned int;
static constexpr result_type (min)() { return 0; }
static constexpr result_type (max)() { return 1000000; }
result_type operator()( result_type n ) const;
result_type operator()() const;
template<typename V>
static void shuffle( V& vector ) {
RandomNumberGenerator rng;
std::shuffle( vector.begin(), vector.end(), rng );
}
};
}
#endif // TWOBLUECUBES_CATCH_RANDOM_NUMBER_GENERATOR_H_INCLUDED