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Sprout/libs/random/test/engine_generic.hpp
bolero-MURAKAMI 0ceabb5b9b move textspr/sprout/* -> libs/<libname>/test/*
fix binomial_distribution
2012-05-19 18:46:38 +09:00

71 lines
1.6 KiB
C++

#ifndef SPROUT_LIBS_RANDOM_TEST_ENGINE_GENERIC_HPP
#define SPROUT_LIBS_RANDOM_TEST_ENGINE_GENERIC_HPP
#include <string>
#include <sstream>
#include <sprout/random/unique_seed.hpp>
#include <testspr/tools.hpp>
namespace testspr {
template<typename Engine>
void random_engine_test_generic() {
using namespace sprout;
{
SPROUT_STATIC_CONSTEXPR auto eng1 = Engine(SPROUT_UNIQUE_SEED);
SPROUT_STATIC_CONSTEXPR auto eng2 = Engine(SPROUT_UNIQUE_SEED);
// min
// max
TESTSPR_DOUBLE_ASSERT(eng1.min() <= eng1.max());
// operator==
// operator!=
// TESTSPR_DOUBLE_ASSERT(eng1 == eng1);
// TESTSPR_DOUBLE_ASSERT(!(eng1 == eng2));
// TESTSPR_DOUBLE_ASSERT(eng1 != eng2);
// TESTSPR_DOUBLE_ASSERT(!(eng1 != eng1));
TESTSPR_ASSERT(eng1 == eng1);
TESTSPR_ASSERT(!(eng1 == eng2));
TESTSPR_ASSERT(eng1 != eng2);
TESTSPR_ASSERT(!(eng1 != eng1));
{
std::string s;
// operator<<
{
std::ostringstream os;
os << eng1;
TESTSPR_ASSERT(os);
s = os.str();
}
auto eng_temp = Engine();
// operator>>
{
std::istringstream is(s);
is >> eng_temp;
TESTSPR_ASSERT(is);
}
//TESTSPR_ASSERT(eng_temp == eng1);
}
// operator()
{
SPROUT_STATIC_CONSTEXPR auto rnd = eng1();
// result
TESTSPR_DOUBLE_ASSERT(eng1.min() <= rnd.result());
TESTSPR_DOUBLE_ASSERT(rnd.result() <= eng1.max());
// engine
TESTSPR_DOUBLE_ASSERT(rnd.engine().min() <= rnd.engine().max());
}
}
}
} // namespace testspr
#endif // #ifndef SPROUT_LIBS_RANDOM_TEST_ENGINE_GENERIC_HPP