test/test.hpp

   1 // Copyright (c) 2004 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 #ifndef TEST_040212_HPP
  24 #define TEST_040212_HPP
  25
  26 #include <luabind/lua_include.hpp>
  27 #include <luabind/error.hpp>
  28 #include <boost/test/test_tools.hpp>
  29 #include <boost/preprocessor/cat.hpp>
  30 #include <cstring>
  31
  32 struct lua_state
  33 {
  34     lua_state();
  35     ~lua_state();
  36
  37     operator lua_State*() const;
  38         void check() const;
  39
  40 private:
  41     lua_State* m_state;
  42     int m_top;
  43 };
  44
  45 void dostring(lua_State* L, char const* str);
  46
  47 template<class T>
  48 struct counted_type
  49 {
  50     static int count;
  51
  52     counted_type()
  53     {
  54         ++count;
  55     }
  56
  57     counted_type(counted_type const&)
  58     {
  59         ++count;
  60     }
  61
  62     ~counted_type()
  63     {
  64         BOOST_CHECK(--count >= 0);
  65     }
  66 };
  67
  68 template<class T>
  69 int counted_type<T>::count = 0;
  70
  71 #if defined(_MSC_VER)
  72 #define COUNTER_GUARD(x)
  73 #else
  74 #define COUNTER_GUARD(type) \
  75     struct BOOST_PP_CAT(type, _counter_guard) \
  76     { \
  77         ~BOOST_PP_CAT(type, _counter_guard()) \
  78         { \
  79             BOOST_CHECK(counted_type<type>::count == 0); \
  80         } \
  81     }; \
  82     type##_counter_guard BOOST_PP_CAT(type, _guard); \
  83         (void)BOOST_PP_CAT(type, _guard)
  84 #endif
  85
  86 #define DOSTRING_EXPECTED(state_, str, expected) \
  87 {                                               \
  88     try                                         \
  89     {                                           \
  90         dostring(state_, str);                  \
  91     }                                           \
  92     catch (luabind::error const& e)             \
  93     {                                           \
  94                 using namespace std;                                    \
  95         if (strcmp(                             \
  96             lua_tostring(e.state(), -1)         \
  97           , expected))                          \
  98         {                                       \
  99             BOOST_ERROR(lua_tostring(e.state(), -1)); \
 100         }                                       \
 101     }                                           \
 102     catch (std::string const& s)                \
 103     {                                           \
 104         if (s != expected)                      \
 105             BOOST_ERROR(s.c_str());             \
 106     }                                           \
 107 }
 108
 109 #define DOSTRING(state_, str)                   \
 110 {                                               \
 111     try                                         \
 112     {                                           \
 113         dostring(state_, str);                  \
 114     }                                           \
 115     catch (luabind::error const& e)             \
 116     {                                           \
 117         BOOST_ERROR(lua_tostring(e.state(), -1)); \
 118     }                                           \
 119     catch (std::string const& s)                \
 120     {                                           \
 121         BOOST_ERROR(s.c_str());                 \
 122     }                                           \
 123 }
 124
 125 #endif // TEST_040212_HPP
 126