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Sprout/libs/algorithm/test/shuffle.cpp
2016-02-25 18:48:28 +09:00

85 lines
2.4 KiB
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/*=============================================================================
Copyright (c) 2011-2016 Bolero MURAKAMI
https://github.com/bolero-MURAKAMI/Sprout
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 SPROUT_LIBS_ALGORITHM_TEST_SHUFFLE_CPP
#define SPROUT_LIBS_ALGORITHM_TEST_SHUFFLE_CPP
#include <sprout/algorithm/shuffle.hpp>
#include <sprout/random.hpp>
#include <sprout/random/unique_seed.hpp>
#include <sprout/array.hpp>
#include <sprout/sub_array.hpp>
#include <sprout/container.hpp>
#include <testspr/tools.hpp>
namespace testspr {
static void algorithm_shuffle_test() {
using namespace sprout;
{
SPROUT_STATIC_CONSTEXPR auto arr1 = array<int, 10>{{1, 2, 3, 4, 5, 6, 7, 8, 9, 10}};
// shuffle
{
SPROUT_STATIC_CONSTEXPR auto shuffled = sprout::shuffle(
arr1,
sprout::random::default_random_engine(SPROUT_UNIQUE_SEED)
);
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
shuffled,
arr1
));
}
{
SPROUT_STATIC_CONSTEXPR auto shuffled = sprout::fit::shuffle(
arr1,
sprout::random::default_random_engine(SPROUT_UNIQUE_SEED)
);
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
shuffled,
arr1
));
}
// shuffle
// from sub range
{
SPROUT_STATIC_CONSTEXPR auto shuffled = sprout::shuffle(
sprout::sub(arr1, 2, 8),
sprout::random::default_random_engine(SPROUT_UNIQUE_SEED)
);
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
shuffled,
sprout::sub(arr1, 2, 8)
));
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
sprout::get_internal(shuffled),
arr1
));
}
{
SPROUT_STATIC_CONSTEXPR auto shuffled = sprout::fit::shuffle(
sprout::sub(arr1, 2, 8),
sprout::random::default_random_engine(SPROUT_UNIQUE_SEED)
);
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
shuffled,
sprout::sub(arr1, 2, 8)
));
TESTSPR_BOTH_ASSERT(testspr::is_permutation(
sprout::get_internal(shuffled),
arr1
));
}
}
}
} // namespace testspr
#ifndef TESTSPR_CPP_INCLUDE
# define TESTSPR_TEST_FUNCTION testspr::algorithm_shuffle_test
# include <testspr/include_main.hpp>
#endif
#endif // #ifndef SPROUT_LIBS_ALGORITHM_TEST_SHUFFLE_CPP