python/test/test_overload_resolution.cpp
Ralf W. Grosse-Kunstleve e80224b1ad boost/python, libs/python: all changes from trunk merged into branches/release (without any manual modifications)
Commands used:
  svn merge https://svn.boost.org/svn/boost/branches/release/boost/python https://svn.boost.org/svn/boost/trunk/boost/python /net/chevy/raid1/rwgk/boost_release/merge_attempt/boost/boost/python

  svn merge https://svn.boost.org/svn/boost/branches/release/libs/python https://svn.boost.org/svn/boost/trunk/libs/python /net/chevy/raid1/rwgk/boost_release/merge_attempt/boost/libs/python

  svn, version 1.6.4 (r38063)
     compiled Aug 17 2009, 13:31:03


[SVN r55629]
2009-08-17 21:01:18 +00:00

54 lines
1.5 KiB
C++

// Copyright Troy D. Straszheim 2009
// 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)
//
//
// example that shows problems with overloading and automatic conversion.
// if you call one of the below functions from python with bool/int/double,
// you'll see that the overload called is first match, not best match.
// See overload matching in luabind for an example of how to do this better.
//
// see this mail:
// http://mail.python.org/pipermail/cplusplus-sig/2009-March/014362.html
//
// This test isn't called by the cmake/jamfiles. For future use.
//
#include <boost/python/module.hpp>
#include <boost/python/def.hpp>
#include <complex>
#include <boost/python/handle.hpp>
#include <boost/python/cast.hpp>
#include <boost/python/object.hpp>
#include <boost/python/detail/wrap_python.hpp>
using boost::python::def;
using boost::python::handle;
using boost::python::object;
using boost::python::borrowed;
std::string takes_bool(bool b) { return "bool"; }
std::string takes_int(int b) { return "int"; }
std::string takes_double(double b) { return "double"; }
BOOST_PYTHON_MODULE(overload_resolution)
{
def("bid", takes_bool);
def("bid", takes_int);
def("bid", takes_double);
def("dib", takes_double);
def("dib", takes_int);
def("dib", takes_bool);
def("idb", takes_int);
def("idb", takes_double);
def("idb", takes_bool);
def("bdi", takes_bool);
def("bdi", takes_double);
def("bdi", takes_int);
}