tests/tut/tut_macros.hpp

   1 #ifndef TUT_MACROS_HPP
   2 #define TUT_MACROS_HPP
   3
   4 #include <tut/tut.hpp>
   5
   6 #ifdef ensure_THROW
   7 #error ensure_THROW macro is already defined
   8 #endif
   9
  10 /** Helper macros to ensure that a call throws exception.
  11  * \code
  12  *  #include <tut_macros.h>
  13  *  ensure_THROW( this_function_should_throw_bad_alloc(), std::bad_alloc );
  14  * \endcode
  15  */
  16 #define ensure_THROW( x, e ) \
  17 try         \
  18 {           \
  19     x;      \
  20     fail(#x " has not thrown expected exception " #e); \
  21 }                \
  22 catch(const e &) \
  23 {                \
  24 }                \
  25 catch(const std::exception &ex)  \
  26 {           \
  27     fail( std::string(#x " has thrown unexpected exception ")+tut::type_name(ex)+": "+ex.what()); \
  28 } \
  29 catch(...)       \
  30 {                \
  31     fail(#x " has thrown unexpected unknown exception"); \
  32 }
  33
  34 #ifdef ensure_NO_THROW
  35 #error ensure_NO_THROW macro is already defined
  36 #endif
  37
  38 /** Helper macro to ensure a call does not throw any exceptions.
  39  * \code
  40  *  #include <tut_macros.h>
  41  *  ensure_NO_THROW( this_function_should_never_throw() );
  42  * \endcode
  43  */
  44 #define ensure_NO_THROW( x ) \
  45 try         \
  46 {           \
  47     x;      \
  48 }           \
  49 catch(const std::exception &ex)  \
  50 {           \
  51     fail( std::string(#x " has thrown unexpected exception ")+tut::type_name(ex)+": "+ex.what()); \
  52 } \
  53 catch(...)  \
  54 {           \
  55     fail(#x " has thrown unexpected unknown exception"); \
  56 }
  57
  58 #ifdef __COUNTER__
  59 #define TUT_TESTCASE(object) template<> template<> void object::test<__COUNTER__>()
  60 #endif
  61
  62 #endif
  63