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1 ;;; os-tests.el --- test support for OS interaction
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2
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3 ;; Copyright (C) 2004 Free Software Foundation
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4
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5 ;; Author: Stephen J. Turnbull <stephen@xemacs.org>
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6 ;; Maintainer: Stephen J. Turnbull <stephen@xemacs.org>
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7 ;; Created: 2004 October 28
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8 ;; Keywords: tests, process support
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9
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10 ;; This file is part of XEmacs.
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11
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12 ;; XEmacs is free software; you can redistribute it and/or modify it
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13 ;; under the terms of the GNU General Public License as published by
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14 ;; the Free Software Foundation; either version 2, or (at your option)
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15 ;; any later version.
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16
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17 ;; XEmacs is distributed in the hope that it will be useful, but
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18 ;; WITHOUT ANY WARRANTY; without even the implied warranty of
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19 ;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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20 ;; General Public License for more details.
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21
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22 ;; You should have received a copy of the GNU General Public License
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23 ;; along with XEmacs; see the file COPYING. If not, write to the Free
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24 ;; Software Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
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25 ;; 02111-1307, USA.
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26
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27 ;;; Synched up with: Not in FSF.
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28
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29 ;;; Commentary:
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30
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31 ;; Test OS support. Processes, environment variables, etc.
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32 ;; See test-harness.el for instructions on how to run these tests.
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33
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34 ;; call-process-region bug reported by Katsumi Yamaoka on 2004-10-26
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35 ;; in <b9yvfcyuscf.fsf@jpl.org>, who suggested the basic test scheme
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36 ;; in <b9yoeipvwn0.fsf@jpl.org>.
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37
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38 ;; tac works by lines, unfortunately
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39 ;; #### The contortions around `executable-find' gag me, but I don't have time
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40 ;; to deal today. If we have `executable-find', we should use its value!
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41 (let* ((original-string "a\nb\nc\nd\n")
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42 ;; `executable-find' is in a package and may be unavailable.
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43 (tac-cases (if (and (fboundp 'executable-find) (executable-find "tac"))
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44 '((1 . "c\nb\na\nd\n")
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45 (3 . "a\nc\nb\nd\n")
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46 (5 . "a\nc\nb\nd\n")
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47 (7 . "a\nc\nb\nd\n")
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48 (9 . "a\nd\nc\nb\n"))
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49 nil))
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50 (cat-cases (if (and (fboundp 'executable-find) (executable-find "cat"))
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51 '((1 . "b\nc\na\nd\n")
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52 (3 . "a\nb\nc\nd\n")
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53 (5 . "a\nb\nc\nd\n")
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54 (7 . "a\nb\nc\nd\n")
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55 (9 . "a\nd\nb\nc\n"))
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56 nil))
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57 cases case)
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58 (with-temp-buffer
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59 (Skip-Test-Unless tac-cases
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60 "tac executable not found"
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61 "Tests of call-process-region with region deleted after inserting
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62 tac process output."
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63 (setq cases tac-cases)
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64 (while cases
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65 (setq case (car cases)
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66 cases (cdr cases))
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67 (flet ((do-test (pos result)
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68 (erase-buffer)
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69 (insert original-string)
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70 (goto-char pos)
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71 (call-process-region 3 7 "tac" t t)
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72 (goto-char (point-min))
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73 (Assert (looking-at result))))
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74 (do-test (car case) (cdr case)))))
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75 ;; if you're in that much of a hurry you can blow cat off
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76 ;; if you've done tac, but I'm not going to bother
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77 (Skip-Test-Unless cat-cases
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78 "cat executable not found"
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79 "Tests of call-process-region with region deleted after inserting
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80 cat process output."
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81 (setq cases cat-cases)
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82 (while cases
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83 (setq case (car cases)
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84 cases (cdr cases))
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85 (flet ((do-test (pos result)
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86 (erase-buffer)
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87 (insert original-string)
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88 (goto-char pos)
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89 (call-process-region 3 7 "cat" t t)
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90 (goto-char (point-min))
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91 (Assert (looking-at result))))
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92 (do-test (car case) (cdr case)))))))
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93
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94 ;;; end of os-tests.el
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