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📄 class-8.m

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/* Contributed by Nicola Pero - Tue Mar  6 23:05:53 CET 2001 */#include <objc/objc.h>#include <objc/objc-api.h>/* Tests creating a root class and a subclass with an ivar and   accessor methods and a subclass overriding the superclass'   implementation - in a category */@interface RootClass{  Class isa;}@end@implementation RootClass@end@interface SubClass : RootClass{  int state;}- (void) setState: (int)number;- (int) state;@end@implementation SubClass- (void) setState: (int)number{  state = number;}- (int) state{  return state;}@end@interface SubSubClass : SubClass@end@implementation SubSubClass@end@implementation SubSubClass (Additions)- (int) state{  return state + 1;}@end#include "class-tests-1.h"#define TYPE_OF_OBJECT_WITH_ACCESSOR_METHOD SubClass *#include "class-tests-2.h"int main (void){  SubClass *object;  SubSubClass *sub_object;  test_class_with_superclass ("SubClass", "RootClass");  test_that_class_has_instance_method ("SubClass", @selector (setState:));  test_that_class_has_instance_method ("SubClass", @selector (state));  test_class_with_superclass ("SubSubClass", "SubClass");  test_that_class_has_instance_method ("SubSubClass", @selector (setState:));  test_that_class_has_instance_method ("SubSubClass", @selector (state));    object = class_create_instance (objc_lookup_class ("SubClass"));  test_accessor_method (object, 0, -1, -1, 1, 1);  sub_object = class_create_instance (objc_lookup_class ("SubSubClass"));  test_accessor_method (sub_object, 1, -1, 0, 1, 2);  return 0;}

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