[bug#71639] [PATCH WIP 5/5] tests: Add restic system test.

[Richard Sent <richard@freakingpenguin.com>]

* gnu/tests/restic.scm: Create.

Change-Id: Iad5472414c140b133d9b402855bb2f01e96bb0cc
---
 gnu/tests/restic.scm | 124 +++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 124 insertions(+)
 create mode 100644 gnu/tests/restic.scm

diff --git a/gnu/tests/restic.scm b/gnu/tests/restic.scm
new file mode 100644
index 0000000000..f8ea76538e
--- /dev/null
+++ b/gnu/tests/restic.scm
@@ -0,0 +1,124 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2024 Richard Sent <richard@freakingpenguin.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/>.
+
+(define-module (gnu tests restic)
+  ;; TODO: Remove what I can from here.
+  #:use-module (gnu bootloader)
+  #:use-module (gnu bootloader grub)
+  #:use-module (gnu packages)
+  #:use-module (gnu packages sync)      ;rclone
+  #:use-module (gnu packages xorg)
+  #:use-module (gnu services)
+  #:use-module (gnu services desktop)
+  #:use-module (gnu services backup)    ;restic
+  #:use-module (gnu services xorg)
+  #:use-module (gnu system)
+  #:use-module (gnu system vm)
+  #:use-module (gnu tests)
+  #:use-module (guix gexp)
+  #:use-module (guix modules)
+  #:use-module (srfi srfi-1)
+  #:export (%test-restic))
+
+(define password "password")
+
+(define password-file
+  (plain-file "password-file" password))
+
+(define password-command
+  (program-file "password-command" #~(display #$password)))
+
+(define (run-restic-test)
+  "Run tests in %restic-os."
+
+  (define os
+    (marionette-operating-system
+     (simple-operating-system (extra-special-file "/root/.restic-test"
+                                                  (plain-file "restic-test"
+                                                              "Hello world!"))
+                              ;; restic-backup-service only takes a string to avoid putting
+                              ;; plaintext entries in the store. Ergo, symlink it.
+                              (extra-special-file "/root/password-file"
+                                                  password-file)
+                              (service restic-backup-service-type
+                                       (restic-backup-configuration
+                                        (jobs
+                                         (list (restic-backup-job
+                                                (name "password-file-backup")
+                                                (repository "/root/restic-password-file-repo")
+                                                (schedule #~'(next-second '(0 15 30 45)))
+                                                (password-file "/root/password-file")
+                                                (files '("/root/.restic-test"))
+                                                (init? #t))
+                                               (restic-backup-job
+                                                (name "password-command-backup")
+                                                (repository "/root/restic-password-command-repo")
+                                                (schedule #~'(next-second '(0 15 30 45)))
+                                                (password-command password-command)
+                                                (files '("/root/.restic-test"))
+                                                (init? #t)))))))
+     #:imported-modules '((gnu services herd)
+                          (guix combinators))))
+
+  (define vm (virtual-machine
+              (operating-system os)
+              ;; TODO: We might be able to lower this.
+              (memory-size 1024)))
+
+  (define test
+    (with-imported-modules (source-module-closure
+                            '((gnu build marionette)))
+      #~(begin
+          (use-modules (gnu build marionette)
+                       (srfi srfi-26)
+                       (srfi srfi-64))
+
+          (let ((marionette (make-marionette (list #$vm))))
+
+            (test-runner-current (system-test-runner #$output))
+            (test-begin "restic")
+
+            (test-assert "backup-file-created"
+              (wait-for-file "/root/.restic-test" marionette))
+
+            (test-assert "mcron running"
+              (marionette-eval
+               '(begin
+                  (use-modules (gnu services herd))
+                  (start-service 'mcron))
+               marionette))
+
+            (test-assert "password-file backup completed"
+              (wait-for-file "/root/restic-password-file-repo/config" marionette
+                             ;; Restic takes a second to run, give it a bit
+                             ;; more time.
+                             #:timeout 20))
+
+            (test-assert "password-comand backup completed"
+              (wait-for-file "/root/restic-password-file-repo/config" marionette
+                             #:timeout 20))
+
+            (test-end)))))
+
+  (gexp->derivation "restic-test" test))
+
+(define %test-restic
+  (system-test
+   (name "restic")
+   (description "Basic tests for the restic service.")
+   (value (run-restic-test))))
-- 
2.45.1