third_party/boost/smart_ptr/test/lsp_hash_test.cpp

// Copyright 2011, 2020 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt

#include <boost/smart_ptr/local_shared_ptr.hpp>
#include <boost/functional/hash.hpp>
#include <boost/core/lightweight_test.hpp>

int main()
{
    {
        boost::hash< boost::local_shared_ptr<int> > hasher;

        boost::local_shared_ptr<int> p1, p2( p1 ), p3( new int ), p4( p3 ), p5( new int );

        BOOST_TEST_EQ( p1, p2 );
        BOOST_TEST_EQ( hasher( p1 ), hasher( p2 ) );

        BOOST_TEST_NE( p1, p3 );
        BOOST_TEST_NE( hasher( p1 ), hasher( p3 ) );

        BOOST_TEST_EQ( p3, p4 );
        BOOST_TEST_EQ( hasher( p3 ), hasher( p4 ) );

        BOOST_TEST_NE( p3, p5 );
        BOOST_TEST_NE( hasher( p3 ), hasher( p5 ) );
    }

    {
        boost::hash< boost::local_shared_ptr<int[]> > hasher;

        boost::local_shared_ptr<int[]> p1, p2( p1 ), p3( new int[1] ), p4( p3 ), p5( new int[1] );

        BOOST_TEST_EQ( p1, p2 );
        BOOST_TEST_EQ( hasher( p1 ), hasher( p2 ) );

        BOOST_TEST_NE( p1, p3 );
        BOOST_TEST_NE( hasher( p1 ), hasher( p3 ) );

        BOOST_TEST_EQ( p3, p4 );
        BOOST_TEST_EQ( hasher( p3 ), hasher( p4 ) );

        BOOST_TEST_NE( p3, p5 );
        BOOST_TEST_NE( hasher( p3 ), hasher( p5 ) );
    }

    {
        boost::hash< boost::local_shared_ptr<int[1]> > hasher;

        boost::local_shared_ptr<int[1]> p1, p2( p1 ), p3( new int[1] ), p4( p3 ), p5( new int[1] );

        BOOST_TEST_EQ( p1, p2 );
        BOOST_TEST_EQ( hasher( p1 ), hasher( p2 ) );

        BOOST_TEST_NE( p1, p3 );
        BOOST_TEST_NE( hasher( p1 ), hasher( p3 ) );

        BOOST_TEST_EQ( p3, p4 );
        BOOST_TEST_EQ( hasher( p3 ), hasher( p4 ) );

        BOOST_TEST_NE( p3, p5 );
        BOOST_TEST_NE( hasher( p3 ), hasher( p5 ) );
    }

    return boost::report_errors();
}