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comparison tests/automated/weak-tests.el @ 890:7532e276a83a

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[xemacs-hg @ 2002-06-28 14:24:43 by michaels] 2002-06-27 Mike Sperber <mike@xemacs.org> * automated/weak-tests.el: Create.
author michaels
date Fri, 28 Jun 2002 14:24:45 +0000
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889:aa5a731873df 890:7532e276a83a
1 ;; Copyright (C) 1998 Free Software Foundation, Inc.
2
3 ;; Author: Mike Sperber <mike@xemacs.org>
4 ;; Maintainer: Mike Sperber <mike@xemacs.org>
5 ;; Created: 2002
6 ;; Keywords: tests, database
7
8 ;; This file is part of XEmacs.
9
10 ;; XEmacs is free software; you can redistribute it and/or modify it
11 ;; under the terms of the GNU General Public License as published by
12 ;; the Free Software Foundation; either version 2, or (at your option)
13 ;; any later version.
14
15 ;; XEmacs is distributed in the hope that it will be useful, but
16 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
17 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
18 ;; General Public License for more details.
19
20 ;; You should have received a copy of the GNU General Public License
21 ;; along with XEmacs; see the file COPYING. If not, write to the Free
22 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
23 ;; 02111-1307, USA.
24
25 ;;; Synched up with: Not in FSF.
26
27 ;;; Commentary:
28
29 ;;; Test implementation of weak boxes and ephemerons
30 ;;; See test-harness.el
31
32 (condition-case err
33 (require 'test-harness)
34 (file-error
35 (when (and (boundp 'load-file-name) (stringp load-file-name))
36 (push (file-name-directory load-file-name) load-path)
37 (require 'test-harness))))
38
39 (garbage-collect)
40 (let ((w (make-weak-box (cons 2 3))))
41 (Assert (equal (cons 2 3) (weak-box-ref w)))
42 (garbage-collect)
43 (Assert (not (weak-box-ref w))))
44
45 (garbage-collect)
46
47 (let* ((p (cons 3 4))
48 (finalized-p nil)
49 (eph1 (make-ephemeron (cons 1 2) p
50 '(lambda (value)
51 (setq finalized-p t))))
52 (eph2 (make-ephemeron p p)))
53 (Assert (eq p (ephemeron-ref (make-ephemeron (cons 1 2) p))))
54 (Assert (ephemeron-p (make-ephemeron (cons 1 2) p)))
55
56 (garbage-collect)
57 (garbage-collect) ; ensure the post-gc hook runs
58
59 (Assert finalized-p)
60 (Assert (not (ephemeron-ref eph1)))
61
62 (garbage-collect)
63
64 (Assert (eq p (ephemeron-ref eph2))))
65