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// Copyright 2024 Peter Dimov
// Distributed under the Boost Software License, Version 1.0.
// https://www.boost.org/LICENSE_1_0.txt
#if defined(__GNUC__) && __GNUC__ == 7
# pragma GCC diagnostic ignored "-Wnoexcept-type"
#endif
#include <boost/compat/bind_front.hpp>
#include <boost/config.hpp>
#include <boost/config/pragma_message.hpp>
#if defined(BOOST_NO_CXX14_CONSTEXPR)
BOOST_PRAGMA_MESSAGE( "Test skipped because BOOST_NO_CXX14_CONSTEXPR is defined" )
int main() {}
#else
#define STATIC_ASSERT(...) static_assert(__VA_ARGS__, #__VA_ARGS__)
#define BOOST_TEST_EQ(x, y) STATIC_ASSERT((x) == (y))
struct X
{
constexpr int f0()
{
return -1;
}
constexpr int f1( int x1 ) noexcept
{
return x1;
}
constexpr int f2( int x1, int x2 ) const
{
return 10*x1+x2;
}
constexpr int f3( int x1, int x2, int x3 ) const noexcept
{
return 100*x1 + 10*x2 + x3;
}
};
struct Y: public X
{
};
int main()
{
{
BOOST_TEST_EQ( boost::compat::bind_front( &X::f0 )( X() ), -1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1 )( X(), 1 ), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2 )( X(), 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3 )( X(), 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f0, X() )(), -1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1, X() )( 1 ), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, X() )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, X() )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1, X(), 1 )(), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, X(), 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, X(), 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, X(), 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, X(), 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, X(), 1, 2, 3 )(), 123 );
}
{
BOOST_TEST_EQ( boost::compat::bind_front( &X::f0, Y() )(), -1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1, Y() )( 1 ), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, Y() )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, Y() )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f0, Y() )(), -1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1, Y() )( 1 ), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, Y() )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, Y() )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f1, Y(), 1 )(), 1 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, Y(), 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, Y(), 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, Y(), 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, Y(), 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, Y(), 1, 2, 3 )(), 123 );
}
{
constexpr X x = {};
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2 )( x, 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3 )( x, 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x, 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x, 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1, 2, 3 )(), 123 );
}
{
constexpr X x = {};
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2 )( &x, 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3 )( &x, 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x, 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x, 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1, 2, 3 )(), 123 );
}
{
constexpr Y x = {};
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2 )( x, 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3 )( x, 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x, 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, x, 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, x, 1, 2, 3 )(), 123 );
}
{
constexpr Y x = {};
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2 )( &x, 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3 )( &x, 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x )( 1, 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x )( 1, 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x, 1 )( 2 ), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1 )( 2, 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f2, &x, 1, 2 )(), 12 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1, 2 )( 3 ), 123 );
BOOST_TEST_EQ( boost::compat::bind_front( &X::f3, &x, 1, 2, 3 )(), 123 );
}
}
#endif
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