test-suite/tests/ftw.test

   1 ;;;; ftw.test --- exercise ice-9/ftw.scm      -*- scheme -*-
   2 ;;;;
   3 ;;;; Copyright 2006 Free Software Foundation, Inc.
   4 ;;;;
   5 ;;;; This library is free software; you can redistribute it and/or
   6 ;;;; modify it under the terms of the GNU Lesser General Public
   7 ;;;; License as published by the Free Software Foundation; either
   8 ;;;; version 2.1 of the License, or (at your option) any later version.
   9 ;;;;
  10 ;;;; This library is distributed in the hope that it will be useful,
  11 ;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 ;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  13 ;;;; Lesser General Public License for more details.
  14 ;;;;
  15 ;;;; You should have received a copy of the GNU Lesser General Public
  16 ;;;; License along with this library; if not, write to the Free Software
  17 ;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
  18
  19 (define-module (test-suite test-ice-9-ftw)
  20   #:use-module (test-suite lib)
  21   #:use-module (ice-9 ftw))
  22
  23
  24 ;; the procedure-source checks here ensure the vector indexes we write match
  25 ;; what ice-9/posix.scm stat:dev and stat:ino do (which in turn match
  26 ;; libguile/filesys.c of course)
  27
  28 (define (stat:dev! st dev)
  29   (vector-set! st 0 dev))
  30 (define (stat:ino! st ino)
  31   (vector-set! st 1 ino))
  32
  33 (let* ((s (stat "/"))
  34        (i (stat:ino s))
  35        (d (stat:dev s)))
  36   (stat:ino! s (1+ i))
  37   (stat:dev! s (1+ d))
  38   (if (not (and (= (stat:ino s) (1+ i))
  39                 (= (stat:dev s) (1+ d))))
  40       (error "unexpected definitions of stat:dev and stat:ino")))
  41
  42 ;;
  43 ;; visited?-proc
  44 ;;
  45
  46 (with-test-prefix "visited?-proc"
  47
  48   ;; normally internal-only
  49   (let* ((visited?-proc (@@ (ice-9 ftw) visited?-proc))
  50          (visited? (visited?-proc 97))
  51          (s (stat "/")))
  52
  53     (define (try-visited? dev ino)
  54       (stat:dev! s dev)
  55       (stat:ino! s ino)
  56       (visited? s))
  57
  58     (pass-if "0 0 - 1st" (eq? #f (try-visited? 0 0)))
  59     (pass-if "0 0 - 2nd" (eq? #t (try-visited? 0 0)))
  60     (pass-if "0 0 - 3rd" (eq? #t (try-visited? 0 0)))
  61
  62     (pass-if "0 1" (eq? #f (try-visited? 0 1)))
  63     (pass-if "0 2" (eq? #f (try-visited? 0 2)))
  64     (pass-if "0 3" (eq? #f (try-visited? 0 3)))
  65
  66     (pass-if "5 5" (eq? #f (try-visited? 5 5)))
  67     (pass-if "5 7" (eq? #f (try-visited? 5 7)))
  68     (pass-if "7 5" (eq? #f (try-visited? 7 5)))
  69     (pass-if "7 7" (eq? #f (try-visited? 7 7)))
  70
  71     (pass-if "5 5 - 2nd" (eq? #t (try-visited? 5 5)))
  72     (pass-if "5 7 - 2nd" (eq? #t (try-visited? 5 7)))
  73     (pass-if "7 5 - 2nd" (eq? #t (try-visited? 7 5)))
  74     (pass-if "7 7 - 2nd" (eq? #t (try-visited? 7 7)))))