Sprout/libs/algorithm/test/lower_bound.cpp
2015-05-11 10:34:12 +09:00

84 lines
2.6 KiB
C++

/*=============================================================================
Copyright (c) 2011-2015 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_LOWER_BOUND_CPP
#define SPROUT_LIBS_ALGORITHM_TEST_LOWER_BOUND_CPP
#include <sprout/algorithm/lower_bound.hpp>
#include <sprout/array.hpp>
#include <sprout/container.hpp>
#include <testspr/tools.hpp>
namespace testspr {
static void algorithm_lower_bound_test() {
using namespace sprout;
{
SPROUT_STATIC_CONSTEXPR auto arr1 = array<int, 10>{{1, 2, 3, 4, 5, 6, 7, 7, 7, 10}};
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
sprout::begin(arr1),
sprout::end(arr1),
7
);
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 6);
}
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
sprout::begin(arr1),
sprout::begin(arr1) + 5,
7,
testspr::less<int>()
);
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 5);
}
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
testspr::reduce_forward(sprout::begin(arr1)),
testspr::reduce_forward(sprout::end(arr1)),
7
).base();
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 6);
}
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
testspr::reduce_forward(sprout::begin(arr1)),
testspr::reduce_forward(sprout::begin(arr1) + 5),
7,
testspr::less<int>()
).base();
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 5);
}
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
testspr::reduce_random_access(sprout::begin(arr1)),
testspr::reduce_random_access(sprout::end(arr1)),
7
).base();
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 6);
}
{
SPROUT_STATIC_CONSTEXPR auto found = sprout::lower_bound(
testspr::reduce_random_access(sprout::begin(arr1)),
testspr::reduce_random_access(sprout::begin(arr1) + 5),
7,
testspr::less<int>()
).base();
TESTSPR_BOTH_ASSERT(found == sprout::begin(arr1) + 5);
}
}
}
} // namespace testspr
#ifndef TESTSPR_CPP_INCLUDE
# define TESTSPR_TEST_FUNCTION testspr::algorithm_lower_bound_test
# include <testspr/include_main.hpp>
#endif
#endif // #ifndef SPROUT_LIBS_ALGORITHM_TEST_LOWER_BOUND_CPP