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python/test/test_deque_ext.cpp
2003-10-28 16:10:22 +00:00

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// Module test_deque_ext.cpp
//
// Copyright (c) 2003 Raoul M. Gough
//
// Use, modification and distribution is subject to 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)
//
// History
// =======
// 2003/10/15 rmg File creation from testlinear.cpp
//
// $Id$
//
#include "int_wrapper.hpp"
// Include container_proxy.hpp first to get overload of get_pointer in scope
#include <boost/python/suite/indexing/container_proxy.hpp>
#include <boost/python/suite/indexing/container_suite.hpp>
#include <boost/python/suite/indexing/deque.hpp>
#include <deque>
#include <boost/python/class.hpp>
#include <boost/python/module.hpp>
#include <boost/python/def.hpp>
#include <boost/python/implicit.hpp>
// More messiness from not having a separate int_wrapper.cpp file
bool int_wrapper::our_trace_flag = true;
unsigned int_wrapper::our_object_counter = 0;
struct deque_generator {
// Generates deque type for any element type. This matches the
// performance characteristics of the real container and the pointer
// index container in a container_proxy, e.g. for insert/erase at
// the beginning.
template<typename Element> struct apply {
typedef std::deque<Element> type;
};
};
BOOST_PYTHON_MODULE(test_deque_ext)
{
namespace indexing = boost::python::indexing;
boost::python::implicitly_convertible <int, int_wrapper>();
boost::python::def ("setTrace", &int_wrapper::setTrace);
boost::python::class_<int_wrapper>("int_wrapper", boost::python::init<int>())
.def ("increment", &int_wrapper::increment)
.def ("__repr__", &int_wrapper::repr)
.def ("__cmp__", compare)
;
typedef std::deque<int> Container1;
boost::python::class_<Container1>("Deque")
.def (indexing::container_suite<Container1>())
;
typedef std::deque<int_wrapper> Container2;
// Returning internal references to elements of a deque is
// dangerous - the references can be invalidated by inserts or
// deletes!
boost::python::class_<Container2>("Deque_ref")
.def (indexing::container_suite<Container2>
::with_policies (boost::python::return_internal_reference<>()));
typedef indexing::container_proxy<
Container2, indexing::identity<Container2>, deque_generator> Container3;
boost::python::class_<Container3>("Deque_proxy")
.def (indexing::container_suite<Container3>())
;
}