// -*- c++ -*-
/* Copyright 2002, The libsigc++ Development Team
* Assigned to public domain. Use as you wish without restriction.
*/
#include "testutilities.h"
#include <sigc++/adaptors/retype_return.h>
#include <sigc++/functors/slot.h>
#include <sstream>
#include <cstdlib>
namespace
{
std::ostringstream result_stream;
struct foo : public sigc::functor_base
{
typedef float result_type;
float operator()(int i)
{
result_stream << "foo(int " << i << ") ";
return i;
}
float operator()(float i)
{
result_stream << "foo(float " << i << ") ";
return i * 5;
}
};
struct bar : public sigc::trackable, public sigc::functor_base
{
typedef int result_type;
int operator()(int i)
{
result_stream << "bar(int " << i << ")";
return i;
}
};
} // end anonymous namespace
int main(int argc, char* argv[])
{
auto util = TestUtilities::get_instance();
if (!util->check_command_args(argc, argv))
return util->get_result_and_delete_instance() ? EXIT_SUCCESS : EXIT_FAILURE;
// retype_return<int>
result_stream << sigc::retype_return<int>(foo())(1.234f);
util->check_result(result_stream, "foo(float 1.234) 6");
// retype_return<void> / hide_return
sigc::slot<void, int> sl;
sl = sigc::retype_return<void>(bar());
sl(5);
util->check_result(result_stream, "bar(int 5)");
sl = sigc::hide_return(bar());
sl(6);
util->check_result(result_stream, "bar(int 6)");
return util->get_result_and_delete_instance() ? EXIT_SUCCESS : EXIT_FAILURE;
}