update testcase and delete debug -O0 build

tests/test_json_pointer.c

@@ -2,10 +2,8 @@
 #include "strerror_override_private.h"
 #ifdef NDEBUG
 #undef NDEBUG
-#include <assert.h>
-#else
-#include <assert.h>
 #endif
+#include <assert.h>
 #include <stdio.h>
 #include <string.h>