123456789101112131415161718192021222324252627282930313233343536373839404142434445464748 |
- // Copyright 2018 Peter Dimov.
- // Distributed under the Boost Software License, Version 1.0.
- #include <boost/function.hpp>
- #include <boost/core/lightweight_test.hpp>
- //
- void call_fn_1( boost::function<void()> const & fn );
- void call_fn_2( boost::function<void(int)> const & fn );
- void call_fn_3( boost::function<void(int, int)> const & fn );
- void call_fn_4( boost::function0<void> const & fn );
- void call_fn_5( boost::function1<void, int> const & fn );
- void call_fn_6( boost::function2<void, int, int> const & fn );
- //
- static int v;
- void f0()
- {
- v = -1;
- }
- void f1( int x )
- {
- v = x;
- }
- void f2( int x, int y )
- {
- v = x + y;
- }
- int main()
- {
- v = 0; call_fn_1( f0 ); BOOST_TEST_EQ( v, -1 );
- v = 0; call_fn_2( f1 ); BOOST_TEST_EQ( v, 1 );
- v = 0; call_fn_3( f2 ); BOOST_TEST_EQ( v, 3 );
- v = 0; call_fn_4( f0 ); BOOST_TEST_EQ( v, -1 );
- v = 0; call_fn_5( f1 ); BOOST_TEST_EQ( v, 1 );
- v = 0; call_fn_6( f2 ); BOOST_TEST_EQ( v, 3 );
- return boost::report_errors();
- }
|