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/* Copyright 2002 - 2016, The libsigc++ Development Team
* Assigned to public domain. Use as you wish without restriction.
*/
#include "testutilities.h"
#include <sigc++/trackable.h>
#include <sigc++/functors/slot.h>
namespace
{
std::ostringstream result_stream;
class my_class : public sigc::trackable
{
public:
my_class() : i(0) {}
my_class(const my_class& src) = delete;
my_class& operator=(const my_class& src) = delete;
my_class(my_class&& src) noexcept : sigc::trackable(std::move(src)), i(std::move(src.i))
{
src.i = 0;
}
my_class& operator=(my_class&& src) noexcept
{
sigc::trackable::operator=(std::move(src));
i = std::move(src.i);
src.i = 0; // Make the moved-from object zeroed. Undefined behaviour would be acceptable too.
return *this;
}
void foo() { result_stream << i; }
int 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;
sigc::slot<void()> sl;
{
my_class t;
t.i = 10;
sl = sigc::mem_fun(t, &my_class::foo);
sl();
util->check_result(result_stream, "10");
// Create another trackable via a move:
my_class t2(std::move(t));
t2.i = 15;
result_stream.clear();
sl = sigc::mem_fun(t2, &my_class::foo);
sl();
util->check_result(result_stream, "15");
}
return util->get_result_and_delete_instance() ? EXIT_SUCCESS : EXIT_FAILURE;
}
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