# GNU Guix --- Functional package management for GNU
# Copyright © 2014, 2015, 2016, 2017, 2018, 2019, 2020, 2021 Ludovic Courtès <ludo@gnu.org>
# Copyright © 2017 Tobias Geerinckx-Rice <me@tobias.gr>
# Copyright © 2018 Chris Marusich <cmmarusich@gmail.com>
#
# 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 'guix system', mostly error reporting.
#

set -e

guix system --version

tmpfile="t-guix-system-$$"
errorfile="t-guix-system-error-$$"

# Note: This directory is chosen outside $builddir so that relative file name
# canonicalization doesn't mess up with 'current-source-directory', used by
# 'local-file' ('load' forces 'relative' for
# %FILE-PORT-NAME-CANONICALIZATION.)
tmpdir="${TMPDIR:-/tmp}/t-guix-system-$$"
mkdir "$tmpdir"

trap 'rm -f "$tmpfile" "$errorfile" "$tmpdir"/*; rmdir "$tmpdir"' EXIT

# Reporting of syntax errors.

cat > "$tmpfile"<<EOF
;; This is line 1, and the next one is line 2.
   (operating-system)
;; The 'T' is at column 3.
EOF

if guix system vm "$tmpfile" 2> "$errorfile"
then
    # This must not succeed.
    exit 1
else
    cat "$errorfile"
    grep "$tmpfile:2:3:.*missing.* initializers" "$errorfile"
fi


cat > "$tmpfile"<<EOF
;; This is line 1, and the next one is line 2.
   (operating-system
;; This is line 3, and there is no closing paren!
EOF

if guix system vm "$tmpfile" 2> "$errorfile"
then
    # This must not succeed.
    exit 1
else
    cat "$errorfile"

    # Guile 3.0.6 gets line/column numbers for 'read-error' wrong
    # (zero-indexed): <https://bugs.gnu.org/48089>.
    grep "$tmpfile:4:1: missing closing paren" "$errorfile" || \
    grep "$tmpfile:3:0: missing closing paren" "$errorfile"
fi


# Reporting of module not found errors.

cat > "$tmpfile" <<EOF
;; Line 1.
(use-modules (gnu))
  (use-service-modules openssh)
EOF

if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else
    grep "$tmpfile:3:2: .*module .*openssh.*not found" "$errorfile"
    grep "Try.*use-service-modules ssh" "$errorfile"
fi

cat > "$tmpfile" <<EOF
;; Line 1.
(use-modules (gnu))
  (use-package-modules qemu)
EOF

if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else
    grep "$tmpfile:3:2: .*module .*qemu.*not found" "$errorfile"
    grep "Try.*use-package-modules virtualization" "$errorfile"
fi

# Reporting of unbound variables.

cat > "$tmpfile" <<EOF
(use-modules (gnu))                                   ; 1
(use-service-modules networking)                      ; 2

(operating-system                                     ; 4
  (host-name "antelope")                              ; 5
  (timezone "Europe/Paris")                           ; 6
  (locale "en_US.UTF-8")                              ; 7

  (bootloader (GRUB-config (target "/dev/sdX")))      ; 9
  (file-systems (cons (file-system
                        (device (file-system-label "root"))
                        (mount-point "/")
                        (type "ext4"))
                      %base-file-systems)))
EOF

if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else
    if test "`guile -c '(display (effective-version))'`" = 3.0
    then
	# FIXME: With Guile 3.3.0 the error is reported on line 11.
	# See <https://bugs.gnu.org/38388>.
	grep "$tmpfile:[0-9]\+:[0-9]\+:.*GRUB-config.*[Uu]nbound variable" "$errorfile"
    elif test "`guile -c '(display (effective-version))'`" = 2.2
    then
	# FIXME: With Guile 2.2.0 the error is reported on line 4.
	# See <http://bugs.gnu.org/26107>.
	grep "$tmpfile:[49]:[0-9]\+:.*GRUB-config.*[Uu]nbound variable" "$errorfile"
    else
	grep "$tmpfile:9:[0-9]\+:.*GRUB-config.*[Uu]nbound variable" "$errorfile"
    fi
fi

cat > "$tmpfile" <<EOF
(use-modules (gnu))                                    ; 1

(operating-system                                      ; 3
  (file-systems (cons (file-system                     ; 4
                        (device (file-system-label "root"))
                        (mount-point "/")              ; 6
                        (type "ext4"))))               ; 7 (!!)
                      %base-file-systems)
EOF

if guix system build "$tmpfile" -n 2> "$errorfile"
then false
else
    # Here '%base-file-systems' appears as if it were a field specified of the
    # enclo