phoenix/test/function/lazy_thunk_tests.cpp
2015-04-02 19:19:22 +01:00

49 lines
1.4 KiB
C++

//////////////////////////////////////////////////////////////////
//
// lazy_thunk_tests.cpp
//
// Tests for thunk functions.
//
//
/*=============================================================================
Copyright (c) 2000-2003 Brian McNamara and Yannis Smaragdakis
Copyright (c) 2001-2007 Joel de Guzman
Copyright (c) 2015 John Fletcher
Distributed under the Boost Software License, Version 1.0. (See accompanying
file LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
==============================================================================*/
#include <iostream>
#include <boost/phoenix/core.hpp>
#include <boost/phoenix/function.hpp>
#include <boost/shared_ptr.hpp>
#include <boost/phoenix/function/lazy_prelude.hpp>
#include <boost/detail/lightweight_test.hpp>
using namespace boost::phoenix;
using std::cout;
using std::endl;
int main() {
using boost::phoenix::arg_names::arg1;
using boost::phoenix::arg_names::arg2;
BOOST_TEST( thunk1(inc,1)()() == 2);
BOOST_TEST( thunk1(inc,arg1)(1)() == 2);
BOOST_TEST( thunk2(plus,1,2)()() == 3);
BOOST_TEST( thunk2(plus,arg1,arg2)(1,2)() == 3);
list<int> l = enum_from_to(1,5);
list<int> l4 = take(4,l)();
BOOST_TEST( foldl(plus,0,l4)() == 10);
BOOST_TEST( thunk3(foldl,plus,0,l4)()() == 10);
BOOST_TEST( thunk3(foldl,plus,arg1,l4)(0)() == 10);
return boost::report_errors();
}