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:- object(tests,
	extends(lgtunit)).

	:- info([
		version is 1:0:1,
		author is 'Parker Jones and Paulo Moura',
		date is 2011-09-20,
		comment is 'Unit tests for the "shapes_ph" example.'
	]).

	test(shapes_ph_1) :-
		square::nsides(N),
		N == 4.

	test(shapes_ph_2) :-
		square::area(A),
		A == 1.

	% don't use message broadcasting syntax in order to workaround a XSB parser bug
	test(shapes_ph_3) :-
		q1::color(Color), q1::side(Side), q1::position(X, Y),
		Color == red, Side == 1, X == 0, Y == 0.

	% don't use message broadcasting syntax in order to workaround a XSB parser bug
	test(shapes_ph_4) :-
		q2::side(Side), q2::area(Area), q2::perimeter(Perimeter),
		Side == 3, Area == 9, Perimeter == 12.

:- end_object.
