hak/t/insta-01.hcl

## test class instantiation methods

defclass A | a b c |  {

	defun ::* newInstance(x y z) {
		set a x;
		set b y;
		set c z;
		return self;
	};

	defun get-a() { return self.a; };
	defun get-b() { return self.b; };
	defun get-c() { return self.c; };
};

defclass B ::: A | d e f | {

	defun ::* newInstance(x y z) {
		super:newInstance (* x 2) (* y 2) (* z 2);
		set d x;
		set e y;
		set f z;
		return self;
	};

	defun sum() {
		return (+ (super:get-a) (super:get-b) (super:get-c) self.d self.e self.f);
	};
};

set a ((B:newInstance 1 2 3):sum);
if (/= a 18) { printf "ERROR: a must be 18\n"; }
else { printf "OK %d\n" a; };

set b (B:newInstance 2 3 4);
set a (b:get-a);
(if (/= a 4) (printf "ERROR: a must be 4\n")
 else (printf "OK %d\n" a))

set a (b:get-b);
(if (/= a 6) (printf "ERROR: a must be 6\n")
 else (printf "OK %d\n" a))

set a (b:get-c);
(if (/= a 8) (printf "ERROR: a must be 8\n")
 else (printf "OK %d\n" a))

set a (b:sum);
(if (/= a 27) (printf "ERROR: a must be 27\n")
 else (printf "OK %d\n" a))