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;; -*- mode: Lisp; Syntax: Common-Lisp; Package: cells; -*-
;;;
;;; Copyright (c) 1995,2003 by Kenneth William Tilton.
;;;
;;; Permission is hereby granted, free of charge, to any person obtaining a copy
;;; of this software and associated documentation files (the "Software"), to deal
;;; in the Software without restriction, including without limitation the rights
;;; to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
;;; copies of the Software, and to permit persons to whom the Software is furnished
;;; to do so, subject to the following conditions:
;;;
;;; The above copyright notice and this permission notice shall be included in
;;; all copies or substantial portions of the Software.
;;;
;;; THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
;;; IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
;;; FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
;;; AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
;;; LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
;;; FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
;;; IN THE SOFTWARE.
(in-package :cells)
(defmodel m-ephem ()
((m-ephem-a :cell :ephemeral :initform nil :initarg :m-ephem-a :accessor m-ephem-a)
(m-test-a :cell nil :initform nil :initarg :m-test-a :accessor m-test-a)
(m-ephem-b :cell :ephemeral :initform nil :initarg :m-ephem-b :accessor m-ephem-b)
(m-test-b :cell nil :initform nil :initarg :m-test-b :accessor m-test-b)))
(def-c-output m-ephem-a ()
(setf (m-test-a self) new-value))
(def-c-output m-ephem-b ()
(setf (m-test-b self) new-value))
(def-cell-test m-ephem
(let ((m (make-be 'm-ephem :m-ephem-a (c-in nil) :m-ephem-b (c? (* 2 (or (^m-ephem-a) 0))))))
(ct-assert (null (slot-value m 'm-ephem-a)))
(ct-assert (null (m-ephem-a m)))
(ct-assert (null (m-test-a m)))
(ct-assert (null (slot-value m 'm-ephem-b)))
(ct-assert (null (m-ephem-b m)))
(ct-assert (zerop (m-test-b m)))
(setf (m-ephem-a m) 3)
(ct-assert (null (slot-value m 'm-ephem-a)))
(ct-assert (null (m-ephem-a m)))
(ct-assert (eql 3 (m-test-a m)))
;
(ct-assert (null (slot-value m 'm-ephem-b)))
(ct-assert (null (m-ephem-b m)))
(ct-assert (eql 6 (m-test-b m)))
))
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