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Sprout/libs/algorithm/test/unfold_n.cpp
2018-12-30 17:25:21 +09:00

91 lines
2.4 KiB
C++

/*=============================================================================
Copyright (c) 2011-2018 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_UNFOLD_N_CPP
#define SPROUT_LIBS_ALGORITHM_TEST_UNFOLD_N_CPP
#include <sprout/algorithm/unfold_n.hpp>
#include <sprout/array.hpp>
#include <sprout/sub_array.hpp>
#include <sprout/container.hpp>
#include <testspr/tools.hpp>
namespace testspr {
static void algorithm_unfold_n_test() {
using namespace sprout;
{
SPROUT_STATIC_CONSTEXPR auto arr1 = array<int, 10>{{}};
// generate
{
SPROUT_STATIC_CONSTEXPR auto unfolded = sprout::unfold_n(
arr1,
4,
testspr::unf_iota<int>(),
1
);
TESTSPR_BOTH_ASSERT(testspr::equal(
unfolded,
array<int, 10>{{1, 2, 3, 4, 0, 0, 0, 0, 0, 0}}
));
}
{
SPROUT_STATIC_CONSTEXPR auto unfolded = sprout::fit::unfold_n(
arr1,
4,
testspr::unf_iota<int>(),
1
);
TESTSPR_BOTH_ASSERT(testspr::equal(
unfolded,
array<int, 4>{{1, 2, 3, 4}}
));
}
// generate
// from sub range
{
SPROUT_STATIC_CONSTEXPR auto unfolded = sprout::unfold_n(
sprout::sub(arr1, 2, 8),
4,
testspr::unf_iota<int>(),
1
);
TESTSPR_BOTH_ASSERT(testspr::equal(
unfolded,
array<int, 6>{{1, 2, 3, 4, 0, 0}}
));
TESTSPR_BOTH_ASSERT(testspr::equal(
sprout::get_internal(unfolded),
array<int, 10>{{0, 0, 1, 2, 3, 4, 0, 0, 0, 0}}
));
}
{
SPROUT_STATIC_CONSTEXPR auto unfolded = sprout::fit::unfold_n(
sprout::sub(arr1, 2, 8),
4,
testspr::unf_iota<int>(),
1
);
TESTSPR_BOTH_ASSERT(testspr::equal(
unfolded,
array<int, 4>{{1, 2, 3, 4}}
));
TESTSPR_BOTH_ASSERT(testspr::equal(
sprout::get_internal(unfolded),
array<int, 10>{{0, 0, 1, 2, 3, 4, 0, 0, 0, 0}}
));
}
}
}
} // namespace testspr
#ifndef TESTSPR_CPP_INCLUDE
# define TESTSPR_TEST_FUNCTION testspr::algorithm_unfold_n_test
# include <testspr/include_main.hpp>
#endif
#endif // #ifndef SPROUT_LIBS_ALGORITHM_TEST_UNFOLD_N_CPP