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/* Contributed by Nicola Pero - Tue Mar  6 23:05:53 CET 2001 */

#include <objc/objc.h>

/* Tests creating a root class and a subclass with a class accessor

   methods and a subclass overriding the superclass' implementation,

   and using self to call another method of itself */

@interface RootClass

{

  Class isa;

}

@end

@implementation RootClass

+ initialize { return self; }

@end

static int class_variable = 0;

@interface SubClass : RootClass

+ (void) setState: (int)number;

+ (int) state;

@end

@implementation SubClass

+ (void) setState: (int)number

{

  class_variable = number;

}

+ (int) state

{

  return class_variable;

}

@end

@interface SubSubClass : SubClass

+ (int) shift;

@end

@implementation SubSubClass

+ (int) state

{

  return class_variable + [self shift];

}

+ (int) shift

{

  return 1;

}

@end

#include "class-tests-1.h"

#define TYPE_OF_OBJECT_WITH_ACCESSOR_METHOD Class

#include "class-tests-2.h"

int main (void)

{

  Class class, sub_class;

  test_class_with_superclass ("SubClass", "RootClass");

  test_that_class_has_class_method ("SubClass", @selector (setState:));

  test_that_class_has_class_method ("SubClass", @selector (state));

  test_class_with_superclass ("SubSubClass", "SubClass");

  test_that_class_has_class_method ("SubSubClass", @selector (setState:));

  test_that_class_has_class_method ("SubSubClass", @selector (state));

  test_that_class_has_class_method ("SubSubClass", @selector (shift));

  class = objc_getClass ("SubClass");

  test_accessor_method (class, 0, -1, -1, 1, 1);

  sub_class = objc_getClass ("SubSubClass");

  class_variable = 0;

  test_accessor_method (sub_class, 1, -1, 0, 1, 2);

  return 0;

}