test/weakcopy.m

   1 #include "test.h"
   2 #include <stdint.h>
   3 #include <string.h>
   4 #include <objc/objc-runtime.h>
   5
   6 @interface Base {
   7   @public
   8     id isa;
   9 }
  10 @end
  11 @implementation Base
  12 +(void)initialize { }
  13 +class { return self; }
  14 @end
  15
  16 @interface Weak : Base {
  17   @public
  18     __weak id value;
  19 }
  20 @end
  21 @implementation Weak
  22 @end
  23
  24 int main()
  25 {
  26     Base *value = class_createInstance([Base class], 0);
  27     Weak *oldObject = class_createInstance([Weak class], 0);
  28     oldObject->value = value;
  29     Weak *newObject = object_copy(oldObject, 0);
  30     testassert(newObject->value == oldObject->value);
  31     newObject->value = nil;
  32     succeed(__FILE__);
  33     return 0;
  34 }