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https://git.in.rschanz.org/ryan77627/guix.git
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0fb9a8df42
* guix/build/utils.scm (wrap-script): New procedure.
(&wrap-error): New condition.
(wrap-error?, wrap-error-program, wrap-error-type): New procedures.
* tests/build-utils.scm ("wrap-script, simple case", "wrap-script, with
encoding declaration", "wrap-script, raises condition"): New tests.
227 lines
8.1 KiB
Scheme
227 lines
8.1 KiB
Scheme
;;; GNU Guix --- Functional package management for GNU
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;;; Copyright © 2012, 2015, 2016 Ludovic Courtès <ludo@gnu.org>
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;;; Copyright © 2019 Ricardo Wurmus <rekado@elephly.net>
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;;;
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;;; This file is part of GNU Guix.
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;;;
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;;; GNU Guix is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; GNU Guix is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with GNU Guix. If not, see <http://www.gnu.org/licenses/>.
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(define-module (test-build-utils)
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#:use-module (guix tests)
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#:use-module (guix build utils)
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#:use-module ((guix utils)
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#:select (%current-system call-with-temporary-directory))
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#:use-module (gnu packages)
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#:use-module (gnu packages bootstrap)
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#:use-module (srfi srfi-34)
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#:use-module (srfi srfi-64)
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#:use-module (rnrs io ports)
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#:use-module (ice-9 popen))
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(test-begin "build-utils")
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(test-equal "alist-cons-before"
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'((a . 1) (x . 42) (b . 2) (c . 3))
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(alist-cons-before 'b 'x 42 '((a . 1) (b . 2) (c . 3))))
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(test-equal "alist-cons-before, reference not found"
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'((a . 1) (b . 2) (c . 3) (x . 42))
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(alist-cons-before 'z 'x 42 '((a . 1) (b . 2) (c . 3))))
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(test-equal "alist-cons-after"
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'((a . 1) (b . 2) (x . 42) (c . 3))
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(alist-cons-after 'b 'x 42 '((a . 1) (b . 2) (c . 3))))
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(test-equal "alist-cons-after, reference not found"
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'((a . 1) (b . 2) (c . 3) (x . 42))
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(alist-cons-after 'z 'x 42 '((a . 1) (b . 2) (c . 3))))
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(test-equal "alist-replace"
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'((a . 1) (b . 77) (c . 3))
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(alist-replace 'b 77 '((a . 1) (b . 2) (c . 3))))
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(test-assert "alist-replace, key not found"
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(not (false-if-exception
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(alist-replace 'z 77 '((a . 1) (b . 2) (c . 3))))))
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(test-equal "fold-port-matches"
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(make-list 3 "Guix")
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(call-with-input-string "Guix is cool, Guix rocks, and it uses Guile, Guix!"
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(lambda (port)
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(fold-port-matches cons '() "Guix" port))))
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(test-equal "fold-port-matches, trickier"
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(reverse '("Guix" "guix" "Guix" "guiX" "Guix"))
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(call-with-input-string "Guix, guix, GuiGuixguiX, Guix"
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(lambda (port)
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(fold-port-matches cons '()
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(list (char-set #\G #\g)
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(char-set #\u)
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(char-set #\i)
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(char-set #\x #\X))
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port))))
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(test-equal "fold-port-matches, with unmatched chars"
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'("Guix" #\, #\space
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"guix" #\, #\space
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#\G #\u #\i "Guix" "guiX" #\, #\space
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"Guix")
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(call-with-input-string "Guix, guix, GuiGuixguiX, Guix"
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(lambda (port)
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(reverse
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(fold-port-matches cons '()
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(list (char-set #\G #\g)
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(char-set #\u)
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(char-set #\i)
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(char-set #\x #\X))
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port
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cons)))))
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(test-equal "wrap-program, one input, multiple calls"
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"hello world\n"
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(call-with-temporary-directory
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(lambda (directory)
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(let ((bash (search-bootstrap-binary "bash" (%current-system)))
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(foo (string-append directory "/foo")))
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(call-with-output-file foo
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(lambda (p)
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(format p
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"#!~a~%echo \"${GUIX_FOO} ${GUIX_BAR}\"~%"
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bash)))
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(chmod foo #o777)
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;; wrap-program uses `which' to find bash for the wrapper shebang, but
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;; it can't know about the bootstrap bash in the store, since it's not
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;; named "bash". Help it out a bit by providing a symlink it this
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;; package's output.
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(setenv "PATH" (dirname bash))
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(wrap-program foo `("GUIX_FOO" prefix ("hello")))
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(wrap-program foo `("GUIX_BAR" prefix ("world")))
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;; The bootstrap Bash is linked against an old libc and would abort with
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;; an assertion failure when trying to load incompatible locale data.
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(unsetenv "LOCPATH")
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(let* ((pipe (open-input-pipe foo))
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(str (get-string-all pipe)))
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(with-directory-excursion directory
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(for-each delete-file '("foo" ".foo-real")))
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(and (zero? (close-pipe pipe))
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str))))))
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(let ((script-contents "\
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#!/anything/cabbage-bash-1.2.3/bin/sh
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echo hello world"))
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(test-equal "wrap-script, simple case"
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(string-append
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(format #f "\
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#!GUILE --no-auto-compile
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#!#; Guix wrapper
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#\\-~s
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#\\-~s
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"
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'(begin (let ((current (getenv "GUIX_FOO")))
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(setenv "GUIX_FOO"
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(if current
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(string-append "/some/path:/some/other/path"
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":" current)
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"/some/path:/some/other/path"))))
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'(let ((cl (command-line)))
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(apply execl "/anything/cabbage-bash-1.2.3/bin/sh"
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(car cl)
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(cons (car cl)
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(append '("") cl)))))
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script-contents)
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(call-with-temporary-directory
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(lambda (directory)
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(let ((script-file-name (string-append directory "/foo")))
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(call-with-output-file script-file-name
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(lambda (port)
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(format port script-contents)))
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(chmod script-file-name #o777)
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(mock ((guix build utils) which (const "GUILE"))
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(wrap-script script-file-name
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`("GUIX_FOO" prefix ("/some/path"
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"/some/other/path"))))
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(let ((str (call-with-input-file script-file-name get-string-all)))
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(with-directory-excursion directory
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(delete-file "foo"))
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str))))))
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(let ((script-contents "\
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#!/anything/cabbage-bash-1.2.3/bin/python3 -and -args
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# vim:fileencoding=utf-8
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print('hello world')"))
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(test-equal "wrap-script, with encoding declaration"
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(string-append
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(format #f "\
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#!MYGUILE --no-auto-compile
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#!#; # vim:fileencoding=utf-8
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#\\-~s
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#\\-~s
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"
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'(begin (let ((current (getenv "GUIX_FOO")))
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(setenv "GUIX_FOO"
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(if current
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(string-append "/some/path:/some/other/path"
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":" current)
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"/some/path:/some/other/path"))))
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`(let ((cl (command-line)))
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(apply execl "/anything/cabbage-bash-1.2.3/bin/python3"
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(car cl)
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(cons (car cl)
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(append '("" "-and" "-args") cl)))))
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script-contents)
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(call-with-temporary-directory
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(lambda (directory)
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(let ((script-file-name (string-append directory "/foo")))
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(call-with-output-file script-file-name
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(lambda (port)
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(format port script-contents)))
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(chmod script-file-name #o777)
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(wrap-script script-file-name
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#:guile "MYGUILE"
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`("GUIX_FOO" prefix ("/some/path"
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"/some/other/path")))
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(let ((str (call-with-input-file script-file-name get-string-all)))
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(with-directory-excursion directory
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(delete-file "foo"))
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str))))))
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(test-assert "wrap-script, raises condition"
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(call-with-temporary-directory
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(lambda (directory)
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(let ((script-file-name (string-append directory "/foo")))
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(call-with-output-file script-file-name
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(lambda (port)
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(format port "This is not a script")))
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(chmod script-file-name #o777)
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(catch 'srfi-34
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(lambda ()
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(wrap-script script-file-name
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#:guile "MYGUILE"
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`("GUIX_FOO" prefix ("/some/path"
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"/some/other/path"))))
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(lambda (type obj)
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(wrap-error? obj)))))))
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(test-end)
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