test/test_back_reference.cpp

   1 // Copyright (c) 2005 Daniel Wallin
   2
   3 // Permission is hereby granted, free of charge, to any person obtaining a
   4 // copy of this software and associated documentation files (the "Software"),
   5 // to deal in the Software without restriction, including without limitation
   6 // the rights to use, copy, modify, merge, publish, distribute, sublicense,
   7 // and/or sell copies of the Software, and to permit persons to whom the
   8 // Software is furnished to do so, subject to the following conditions:
   9
  10 // The above copyright notice and this permission notice shall be included
  11 // in all copies or substantial portions of the Software.
  12
  13 // THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF
  14 // ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED
  15 // TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A
  16 // PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT
  17 // SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR
  18 // ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  19 // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
  20 // OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE
  21 // OR OTHER DEALINGS IN THE SOFTWARE.
  22
  23 #include "test.hpp"
  24 #include <luabind/luabind.hpp>
  25 #include <boost/shared_ptr.hpp>
  26
  27 using namespace luabind;
  28
  29 #ifdef BOOST_NO_ARGUMENT_DEPENDENT_LOOKUP
  30 namespace luabind
  31 {
  32   using boost::get_pointer;
  33 }
  34 #endif
  35
  36 struct base0
  37 {
  38     virtual ~base0() {}
  39 };
  40
  41 struct base_wrap0 : base0, wrap_base
  42 {};
  43
  44 struct base1
  45 {
  46     virtual ~base1() {}
  47 };
  48
  49 struct base_wrap1 : base1, wrap_base
  50 {};
  51
  52 base0* filter0(base0* p)
  53 {
  54     return p;
  55 }
  56
  57 boost::shared_ptr<base1> filter1(boost::shared_ptr<base1> const& p)
  58 {
  59     return p;
  60 }
  61
  62 void test_main(lua_State* L)
  63 {
  64     module(L)
  65     [
  66         class_<base0, base_wrap0>("base0")
  67           .def(constructor<>()),
  68         def("filter0", &filter0),
  69
  70         class_<base1, base_wrap1, boost::shared_ptr<base1> >("base1")
  71           .def(constructor<>()),
  72         def("filter1", &filter1)
  73     ];
  74
  75     DOSTRING(L,
  76         "class 'derived0' (base0)\n"
  77         "  function derived0:__init()\n"
  78         "    base0.__init(self)\n"
  79         "  end\n"
  80
  81         "class 'derived1' (base1)\n"
  82         "  function derived1:__init()\n"
  83         "    base1.__init(self)\n"
  84         "  end\n"
  85     );
  86
  87     DOSTRING(L,
  88         "x = derived0()\n"
  89         "y = filter0(x)\n"
  90         "assert(x == y)\n"
  91     );
  92
  93     DOSTRING(L,
  94         "x = derived1()\n"
  95         "y = filter1(x)\n"
  96         "assert(x == y)\n"
  97     );
  98 }
  99