text: #ifdef UNIT_TESTING
  
      #ifdef __cplusplus
      extern "C" {
      #endif
  
      extern void mock_assert(const int result, const char* const expression,
                               const char * const file, const int line);
  
      #undef assert
      #define assert(expression) \
              mock_assert((int)(expression), #expression, __FILE__, __LINE__)
  
      #ifdef __cplusplus
      }
      #endif
  
  #else
  
      #include <assert.h>
  
  #endif
  