test/setSuper.m

   1 // TEST_CONFIG
   2
   3 #include "test.h"
   4 #include "testroot.i"
   5 #include <objc/runtime.h>
   6
   7 @interface Super1 : TestRoot @end
   8 @implementation Super1
   9 +(int)classMethod { return 1; }
  10 -(int)instanceMethod { return 10000; }
  11 @end
  12
  13 @interface Super2 : TestRoot @end
  14 @implementation Super2
  15 +(int)classMethod { return 2; }
  16 -(int)instanceMethod { return 20000; }
  17 @end
  18
  19 @interface Sub : Super1 @end
  20 @implementation Sub
  21 +(int)classMethod { return [super classMethod] + 100; }
  22 -(int)instanceMethod {
  23     return [super instanceMethod] + 1000000;
  24 }
  25 @end
  26
  27 int main()
  28 {
  29     Class cls;
  30     Sub *obj = [Sub new];
  31
  32     testassert(101 == [[Sub class] classMethod]);
  33     testassert(1010000 == [obj instanceMethod]);
  34
  35     cls = class_setSuperclass([Sub class], [Super2 class]);
  36
  37     testassert(cls == [Super1 class]);
  38     testassert(object_getClass(cls) == object_getClass([Super1 class]));
  39
  40     testassert(102 == [[Sub class] classMethod]);
  41     testassert(1020000 == [obj instanceMethod]);
  42
  43     succeed(__FILE__);
  44 }