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# GNU Guix --- Functional package management for GNU
# Copyright © 2015, 2016 Ludovic Courtès <ludo@gnu.org>
#
# This file is part of GNU Guix.
#
# GNU Guix is free software; you can redistribute it and/or modify it
# under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or (at
# your option) any later version.
#
# GNU Guix is distributed in the hope that it will be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

#
# Test the 'guix graph' command-line utility.
#

tmpfile1="t-guix-graph1-$$"
tmpfile2="t-guix-graph2-$$"
trap 'rm -f "$tmpfile1" "$tmpfile2"' EXIT

guix graph --version

for package in guile-bootstrap coreutils python
do
    for graph in package bag-emerged bag bag-with-origins
    do
	guix graph -t "$graph" "$package" | grep "$package"
    done
done

guix build guile-bootstrap
guix graph -t references guile-bootstrap | grep guile-bootstrap

guix graph -e '(@ (gnu packages bootstrap) %bootstrap-guile)' \
    | grep guile-bootstrap

if guix graph -e +; then false; else true; fi

# Try passing store file names.

guix graph -t references guile-bootstrap > "$tmpfile1"
guix graph -t references `guix build guile-bootstrap` > "$tmpfile2"
cmp "$tmpfile1" "$tmpfile2"

# XXX: Filter the file names in the graph to work around the fact that we get
# a mixture of relative and absolute file names.
guix graph -t derivation coreutils > "$tmpfile1"
guix graph -t derivation `guix build -d coreutils` > "$tmpfile2"
cmp "$tmpfile1" "$tmpfile2"
125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 171 172 173 174 175 176 177 178 179 180 181 182 183 184 185 186 187 188 189 190 191 192 193 194 195 196 197 198 199 200 201 202 203 204 205 206 207 208 209 210 211 212 213 214 215 216 217 218 219 220 221 222 223 224 225 226 227
;;; GNU Guix --- Functional package management for GNU
;;; Copyright © 2021 Xinglu Chen <public@yoctocell.xyz>
;;; Copyright © 2022 Arjan Adriaanse <arjan@adriaan.se>
;;;
;;; This file is part of GNU Guix.
;;;
;;; GNU Guix is free software; you can redistribute it and/or modify it
;;; under the terms of the GNU General Public License as published by
;;; the Free Software Foundation; either version 3 of the License, or (at
;;; your option) any later version.
;;;
;;; GNU Guix is distributed in the hope that it will be useful, but
;;; WITHOUT ANY WARRANTY; without even the implied warranty of
;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;;; GNU General Public License for more details.
;;;
;;; You should have received a copy of the GNU General Public License
;;; along with GNU Guix.  If not, see <http://www.gnu.org/licenses/>.

(define-module (test-home-import)
  #:use-module (guix scripts home import)
  #:use-module (guix utils)
  #:use-module (guix build utils)
  #:use-module (guix packages)
  #:use-module (ice-9 match)
  #:use-module ((guix read-print) #:select (blank?))
  #:use-module ((guix profiles) #:hide (manifest->code))
  #:use-module ((guix build syscalls) #:select (mkdtemp!))
  #:use-module ((guix scripts package)
                #:select (manifest-entry-version-prefix))
  #:use-module (gnu packages)
  #:use-module (srfi srfi-1)
  #:use-module (srfi srfi-26)
  #:use-module (srfi srfi-64))

;; Test the (guix scripts home import) tools.

(test-begin "home-import")

;; Example manifest entries.

(define guile-2.0.9
  (manifest-entry
    (name "guile")
    (version "2.0.9")
    (item "/gnu/store/...")))

(define glibc
  (manifest-entry
    (name "glibc")
    (version "2.19")
    (item "/gnu/store/...")))

(define gcc
  (manifest-entry
    (name "gcc")
    (version "")
    (output "lib")
    (item "/gnu/store/...")))

;; Helpers for checking and generating home environments.

(define %destination-directory "/tmp/guix-config")
(mkdir-p %destination-directory)

(define %temporary-home-directory (mkdtemp! "/tmp/guix-home-import.XXXXXX"))

(define-syntax-rule (define-home-environment-matcher name pattern)
  (define (name obj)
    (match obj
      (pattern #t)
      (x (pk 'fail x #f)))))

(define (create-temporary-home files-alist)
  "Create a temporary home directory in '%temporary-home-directory'.
FILES-ALIST is an association list of files and the content of the
corresponding file."
  (define (create-file file content)
    (let ((absolute-path (string-append %temporary-home-directory "/" file)))
      (unless (file-exists? absolute-path)
        (mkdir-p (dirname absolute-path)))
      (call-with-output-file absolute-path
        (cut display content <>))))

  (for-each (match-lambda
              ((file . content) (create-file file content)))
            files-alist))

(define (remove-recursively pred sexp)
  "Like SRFI-1 'remove', but recurse within SEXP."
  (let loop ((sexp sexp))
    (match sexp
      ((lst ...)
       (map loop (remove pred lst)))
      (x x))))

(define (eval-test-with-home-environment files-alist manifest matcher)
  (create-temporary-home files-alist)
  (setenv "HOME" %temporary-home-directory)
  (mkdir-p %temporary-home-directory)
  (let* ((home-environment (manifest+configuration-files->code
                            manifest %destination-directory))
         (result (matcher (remove-recursively blank? home-environment))))
    (delete-file-recursively %temporary-home-directory)
    result))

(define-home-environment-matcher match-home-environment-no-services
  ('begin
    ('use-modules
     ('gnu 'home)
     ('gnu 'packages)
     ('gnu 'services))
    ('home-environment
     ('packages
      ('specifications->packages
       ('list "guile@2.0.9" "gcc:lib" "glibc@2.19")))
     ('services
      ('list)))))

(define-home-environment-matcher match-home-environment-transformations
  ('begin
    ('use-modules
     ('gnu 'home)
     ('gnu 'packages)
     ('gnu 'services)
     ('guix 'transformations))

    ('define transform ('options->transformation _))
    ('home-environment
     ('packages
      ('list (transform ('specification->package "guile@2.0.9"))
             ('list ('specification->package "gcc") "lib")
             ('specification->package "glibc@2.19")))
     ('services ('list)))))

(define-home-environment-matcher match-home-environment-no-services-nor-packages
  ('begin
    ('use-modules
     ('gnu 'home)
     ('gnu 'packages)
     ('gnu 'services))
    ('home-environment
     ('packages
      ('specifications->packages ('list)))
     ('services
      ('list)))))

(define-home-environment-matcher match-home-environment-bash-service
  ('begin
    ('use-modules
     ('gnu 'home)
     ('gnu 'packages)
     ('gnu 'services)
     ('guix 'gexp)
     ('gnu 'home 'services 'shells))
    ('home-environment
     ('packages
      ('specifications->packages ('list)))
     ('services
      ('list ('service
              'home-bash-service-type
              ('home-bash-configuration
               ('aliases ('quote ()))
               ('bashrc
                ('list ('local-file "/tmp/guix-config/.bashrc"
                                    "bashrc"))))))))))

(define-home-environment-matcher match-home-environment-bash-service-with-alias
  ('begin
    ('use-modules
     ('gnu 'home)
     ('gnu 'packages)
     ('gnu 'services)
     ('guix 'gexp)
     ('gnu 'home 'services 'shells))
    ('home-environment
     ('packages
      ('specifications->packages ('list)))
     ('services
      ('list ('service
              'home-bash-service-type
              ('home-bash-configuration
               ('aliases
                ('quote (("grep" . "grep --exclude-from=\"$HOME/.grep-exclude\"")
                         ("ls" . "ls -p"))))
               ('bashrc
                ('list ('local-file "/tmp/guix-config/.bashrc"
                                    "bashrc"))))))))))


(test-assert "manifest->code: No services"
  (eval-test-with-home-environment
   '()
   (make-manifest (list guile-2.0.9 gcc glibc))
   match-home-environment-no-services))

(test-assert "manifest->code: No services, package transformations"
  (eval-test-with-home-environment
   '()
   (make-manifest (list (manifest-entry
                          (inherit guile-2.0.9)
                          (properties `((transformations
                                         . ((foo . "bar"))))))
                        gcc glibc))
   match-home-environment-transformations))

(test-assert "manifest->code: No packages nor services"
  (eval-test-with-home-environment
   '()
   (make-manifest '())
   match-home-environment-no-services-nor-packages))

(test-assert "manifest->code: Bash service"
  (eval-test-with-home-environment
   '((".bashrc" . "echo 'hello guix'"))
   (make-manifest '())
   match-home-environment-bash-service))

(test-assert "manifest->code: Bash service with aliases"
  (eval-test-with-home-environment
   '((".bashrc"
      . "# Aliases
alias ls=\"ls -p\"; alias grep='grep --exclude-from=\"$HOME/.grep-exclude\"'\n"))
   (make-manifest '())
   match-home-environment-bash-service-with-alias))

(test-end "home-import")