tests/build-utils.scm

   1 ;;; GNU Guix --- Functional package management for GNU
   2 ;;; Copyright © 2012, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
   3 ;;;
   4 ;;; This file is part of GNU Guix.
   5 ;;;
   6 ;;; GNU Guix is free software; you can redistribute it and/or modify it
   7 ;;; under the terms of the GNU General Public License as published by
   8 ;;; the Free Software Foundation; either version 3 of the License, or (at
   9 ;;; your option) any later version.
  10 ;;;
  11 ;;; GNU Guix is distributed in the hope that it will be useful, but
  12 ;;; WITHOUT ANY WARRANTY; without even the implied warranty of
  13 ;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  14 ;;; GNU General Public License for more details.
  15 ;;;
  16 ;;; You should have received a copy of the GNU General Public License
  17 ;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.
  18
  19
  20 (define-module (test-build-utils)
  21   #:use-module (guix tests)
  22   #:use-module (guix build utils)
  23   #:use-module ((guix utils)
  24                 #:select (%current-system call-with-temporary-directory))
  25   #:use-module (gnu packages)
  26   #:use-module (gnu packages bootstrap)
  27   #:use-module (srfi srfi-34)
  28   #:use-module (srfi srfi-64)
  29   #:use-module (rnrs io ports)
  30   #:use-module (ice-9 popen))
  31
  32 \f
  33 (test-begin "build-utils")
  34
  35 (test-equal "alist-cons-before"
  36   '((a . 1) (x . 42) (b . 2) (c . 3))
  37   (alist-cons-before 'b 'x 42 '((a . 1) (b . 2) (c . 3))))
  38
  39 (test-equal "alist-cons-before, reference not found"
  40   '((a . 1) (b . 2) (c . 3) (x . 42))
  41   (alist-cons-before 'z 'x 42 '((a . 1) (b . 2) (c . 3))))
  42
  43 (test-equal "alist-cons-after"
  44   '((a . 1) (b . 2) (x . 42) (c . 3))
  45   (alist-cons-after 'b 'x 42 '((a . 1) (b . 2) (c . 3))))
  46
  47 (test-equal "alist-cons-after, reference not found"
  48   '((a . 1) (b . 2) (c . 3) (x . 42))
  49   (alist-cons-after 'z 'x 42 '((a . 1) (b . 2) (c . 3))))
  50
  51 (test-equal "alist-replace"
  52   '((a . 1) (b . 77) (c . 3))
  53   (alist-replace 'b 77 '((a . 1) (b . 2) (c . 3))))
  54
  55 (test-assert "alist-replace, key not found"
  56   (not (false-if-exception
  57         (alist-replace 'z 77 '((a . 1) (b . 2) (c . 3))))))
  58
  59 (test-equal "fold-port-matches"
  60   (make-list 3 "Guix")
  61   (call-with-input-string "Guix is cool, Guix rocks, and it uses Guile, Guix!"
  62     (lambda (port)
  63       (fold-port-matches cons '() "Guix" port))))
  64
  65 (test-equal "fold-port-matches, trickier"
  66   (reverse '("Guix" "guix" "Guix" "guiX" "Guix"))
  67   (call-with-input-string "Guix, guix, GuiGuixguiX, Guix"
  68     (lambda (port)
  69       (fold-port-matches cons '()
  70                          (list (char-set #\G #\g)
  71                                (char-set #\u)
  72                                (char-set #\i)
  73                                (char-set #\x #\X))
  74                          port))))
  75
  76 (test-equal "fold-port-matches, with unmatched chars"
  77   '("Guix" #\, #\space
  78     "guix" #\, #\space
  79     #\G #\u #\i "Guix" "guiX" #\, #\space
  80     "Guix")
  81   (call-with-input-string "Guix, guix, GuiGuixguiX, Guix"
  82     (lambda (port)
  83       (reverse
  84        (fold-port-matches cons '()
  85                           (list (char-set #\G #\g)
  86                                 (char-set #\u)
  87                                 (char-set #\i)
  88                                 (char-set #\x #\X))
  89                           port
  90                           cons)))))
  91
  92 (test-equal "wrap-program, one input, multiple calls"
  93   "hello world\n"
  94   (call-with-temporary-directory
  95    (lambda (directory)
  96      (let ((bash (search-bootstrap-binary "bash" (%current-system)))
  97            (foo  (string-append directory "/foo")))
  98
  99        (call-with-output-file foo
 100          (lambda (p)
 101            (format p
 102                    "#!~a~%echo \"${GUIX_FOO} ${GUIX_BAR}\"~%"
 103                    bash)))
 104        (chmod foo #o777)
 105
 106        ;; wrap-program uses `which' to find bash for the wrapper shebang, but
 107        ;; it can't know about the bootstrap bash in the store, since it's not
 108        ;; named "bash".  Help it out a bit by providing a symlink it this
 109        ;; package's output.
 110        (setenv "PATH" (dirname bash))
 111        (wrap-program foo `("GUIX_FOO" prefix ("hello")))
 112        (wrap-program foo `("GUIX_BAR" prefix ("world")))
 113
 114        ;; The bootstrap Bash is linked against an old libc and would abort with
 115        ;; an assertion failure when trying to load incompatible locale data.
 116        (unsetenv "LOCPATH")
 117
 118        (let* ((pipe (open-input-pipe foo))
 119               (str  (get-string-all pipe)))
 120          (with-directory-excursion directory
 121            (for-each delete-file '("foo" ".foo-real")))
 122          (and (zero? (close-pipe pipe))
 123               str))))))
 124
 125 (test-end)