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testspr テスト追加

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bolero-MURAKAMI 2011-12-23 20:59:33 +09:00
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commit 7479f20c46
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82
testspr/sprout/random/distribution_generic.hpp Normal file
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#ifndef TESTSPR_SPROUT_RANDOM_DISTRIBUTION_GENERIC_HPP
#define TESTSPR_SPROUT_RANDOM_DISTRIBUTION_GENERIC_HPP
#include <string>
#include <sstream>
#include <sprout/random/linear_congruential.hpp>
#include <sprout/random/unique_seed.hpp>
#include <testspr/tools.hpp>
namespace testspr {
template<typename Distribution, typename Engine = sprout::random::minstd_rand0>
void random_distribution_test_generic() {
using namespace sprout;
{
SPROUT_STATIC_CONSTEXPR auto parm = typename Distribution::param_type();
SPROUT_STATIC_CONSTEXPR auto dist1 = Distribution(parm);
SPROUT_STATIC_CONSTEXPR auto dist2 = Distribution(parm);
// min
// max
TESTSPR_DOUBLE_ASSERT(dist1.min() <= dist1.max());
// param
TESTSPR_DOUBLE_ASSERT(parm == dist1.param());
{
auto dist_temp = Distribution();
dist_temp.param(parm);
TESTSPR_ASSERT(dist_temp == dist1);
}
// operator==
// operator!=
TESTSPR_DOUBLE_ASSERT(dist1 == dist2);
TESTSPR_DOUBLE_ASSERT(!(dist1 != dist2));
{
std::string s;
// operator<<
{
std::ostringstream os;
os << dist1;
TESTSPR_ASSERT(os);
s = os.str();
}
auto dist_temp = Distribution();
// operator>>
{
std::istringstream is(s);
is >> dist_temp;
TESTSPR_ASSERT(is);
}
TESTSPR_ASSERT(dist_temp == dist1);
}
// operator()
{
SPROUT_STATIC_CONSTEXPR auto eng = Engine(SPROUT_UNIQUE_SEED);
{
SPROUT_STATIC_CONSTEXPR auto rnd = dist1(eng);
// result
TESTSPR_DOUBLE_ASSERT(dist1.min() <= rnd.result());
TESTSPR_DOUBLE_ASSERT(rnd.result() <= dist1.max());
// engine
TESTSPR_DOUBLE_ASSERT(rnd.engine().min() <= rnd.engine().max());
// distribution
TESTSPR_DOUBLE_ASSERT(rnd.distribution().min() <= rnd.distribution().max());
}
}
}
}
} // namespace testspr
#endif // #ifndef TESTSPR_SPROUT_RANDOM_DISTRIBUTION_GENERIC_HPP