109 lines
4.3 KiB
C++
109 lines
4.3 KiB
C++
// Copyright Louis Dionne 2013-2017
|
|
// Distributed under the Boost Software License, Version 1.0.
|
|
// (See accompanying file LICENSE.md or copy at http://boost.org/LICENSE_1_0.txt)
|
|
|
|
#include <boost/hana/assert.hpp>
|
|
#include <boost/hana/detail/struct_macros.hpp>
|
|
|
|
#include <string>
|
|
#include <vector>
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
// BOOST_HANA_PP_NARG
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
static_assert(BOOST_HANA_PP_NARG(x) == 1, "");
|
|
static_assert(BOOST_HANA_PP_NARG(x, x) == 2, "");
|
|
static_assert(BOOST_HANA_PP_NARG(x, x, x) == 3, "");
|
|
static_assert(BOOST_HANA_PP_NARG(x, x, x, x) == 4, "");
|
|
static_assert(BOOST_HANA_PP_NARG(
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x) == 38, "");
|
|
static_assert(BOOST_HANA_PP_NARG(
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x) == 39, "");
|
|
static_assert(BOOST_HANA_PP_NARG(
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x,
|
|
x, x, x, x, x, x, x, x, x, x) == 40, "");
|
|
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
// BOOST_HANA_PP_BACK
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
static_assert(BOOST_HANA_PP_BACK(1) == 1, "");
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2) == 2, "");
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2, 3) == 3, "");
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2, 3, 4) == 4, "");
|
|
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38, 39) == 39, "");
|
|
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38) == 38, "");
|
|
|
|
static_assert(BOOST_HANA_PP_BACK(1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38, 39, 40) == 40, "");
|
|
|
|
|
|
int main() {
|
|
using Vector = std::vector<int>;
|
|
|
|
//////////////////////////////////////////////////////////////////////////
|
|
// BOOST_HANA_PP_DROP_BACK
|
|
//////////////////////////////////////////////////////////////////////////
|
|
{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(1)};
|
|
BOOST_HANA_RUNTIME_CHECK(args.empty());
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(1, 2)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{1});
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(1, 2, 3)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2});
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(1, 2, 3, 4)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2, 3});
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(1, 2, 3, 4, 5)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{1, 2, 3, 4});
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38, 39
|
|
)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38
|
|
});
|
|
}{
|
|
Vector args = {BOOST_HANA_PP_DROP_BACK(
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38, 39, 40
|
|
)};
|
|
BOOST_HANA_RUNTIME_CHECK(args == Vector{
|
|
1, 2, 3, 4, 5, 6, 7, 8, 9, 10,
|
|
11, 12, 13, 14, 15, 16, 17, 18, 19, 20,
|
|
21, 22, 23, 24, 25, 26, 27, 28, 29, 30,
|
|
31, 32, 33, 34, 35, 36, 37, 38, 39
|
|
});
|
|
}
|
|
}
|