text: #include "CppClassWrapper.h"
  #include <stdio.h>
  // c 编译器 不认识 namespace
  //namespace Test{
  //
  //};
  
  int main() {
      printf("Hello, World!\n");
      CppNs_CppClass *c = new_CppNs_CppClass();
      printf("CppNs_CppClass %d\n", CppNs_CppClass_foo(c));
      delete_CppNs_CppClass(c);
  
      CppGlobalClass *d = new_CppGlobalClass();
      printf("Hello, World! %d\n", CppGlobalClass_foo(d));
      CppGlobalClass_always_throw(d);
      delete_CppGlobalClass(d);
  
      return 0;
  }
  