#define RESET   "\033[0m"
#define BLACK   "\033[30m"      /* Black */
#define RED     "\033[31m"      /* Red */
#define GREEN   "\033[32m"      /* Green */
#define mu_assert(message, test) \
    do                           \
    {                            \
        if (!(test))             \
            return message;      \
    } while (0)
#define mu_run_test(test)       \
    do                          \
    {                           \
        char *message = test(); \
        tests_run++;            \
        if (message)            \
            return message;     \
    } while (0)
extern int tests_run;