// Copyright 2025 Peter Dimov

// Distributed under the Boost Software License, Version 1.0.

// https://www.boost.org/LICENSE_1_0.txt

#include <boost/array.hpp>

#include <boost/core/lightweight_test.hpp>

#include <cstddef>

template<class T, std::size_t N> void test1()

{

boost::array<T, N> a1 = {{}};

boost::array<T, N> a2 = a1;

BOOST_TEST_ALL_EQ( a1.begin(), a1.end(), a2.begin(), a2.end() );

}

template<class T, std::size_t N> void test2()

{

boost::array<T, N> a1 = {};

boost::array<T, N> a2;

a2 = a1;

BOOST_TEST_ALL_EQ( a1.begin(), a1.end(), a2.begin(), a2.end() );

}

template<class T> void test3()

{

boost::array<T, 4> a1 = {{ 1, 2, 3, 4 }};

boost::array<T, 4> a2 = a1;

BOOST_TEST_ALL_EQ( a1.begin(), a1.end(), a2.begin(), a2.end() );

}

template<class T> void test4()

{

boost::array<T, 4> a1 = { 1, 2, 3, 4 };

boost::array<T, 4> a2;

a2 = a1;

BOOST_TEST_ALL_EQ( a1.begin(), a1.end(), a2.begin(), a2.end() );

}

int main()

{

test1<int, 0>();

test1<int, 1>();

test1<int, 7>();

test1<int const, 0>();

test1<int const, 1>();

test1<int const, 7>();

test2<int, 0>();

test2<int, 1>();

test2<int, 7>();

test3<int>();

test3<int const>();

test4<int>();

return boost::report_errors();

}