catch2/include/internal/catch_random_number_generator.cpp

32 lines
841 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)
*/
#include "catch_random_number_generator.h"
#include "catch_context.h"
#include "catch_interfaces_config.h"
#include <cstdlib>
namespace Catch {
void seedRng( IConfig const& config ) {
if( config.rngSeed() != 0 )
std::srand( config.rngSeed() );
}
unsigned int rngSeed() {
return getCurrentContext().getConfig()->rngSeed();
}
RandomNumberGenerator::result_type RandomNumberGenerator::operator()( result_type n ) const {
return std::rand() % n;
}
RandomNumberGenerator::result_type RandomNumberGenerator::operator()() const {
return std::rand() % (max)();
}
}