From b2a848d23d37f31496e1ff664f1dcf6abcdcc388 Mon Sep 17 00:00:00 2001
From: Bruno Victal <mirai@makinata.eu>
Date: Thu, 1 Dec 2022 13:20:51 +0000
Subject: tests: Add gdm tests.
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* gnu/tests/gdm.scm: New file.
* gnu/local.mk: Register it.

Signed-off-by: Ludovic Courtès <ludo@gnu.org>
---
 gnu/tests/gdm.scm | 127 ++++++++++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 127 insertions(+)
 create mode 100644 gnu/tests/gdm.scm

(limited to 'gnu/tests/gdm.scm')

diff --git a/gnu/tests/gdm.scm b/gnu/tests/gdm.scm
new file mode 100644
index 0000000000..70a86b9065
--- /dev/null
+++ b/gnu/tests/gdm.scm
@@ -0,0 +1,127 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2022 Bruno Victal <mirai@makinata.eu>.
+;;;
+;;; 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 gdm)
+  #:use-module (gnu tests)
+  #:use-module (gnu packages freedesktop)
+  #:use-module (gnu services)
+  #:use-module (gnu services desktop)
+  #:use-module (gnu services xorg)
+  #:use-module (gnu system)
+  #:use-module (gnu system file-systems)
+  #:use-module (gnu system vm)
+  #:use-module (guix gexp)
+  #:use-module (ice-9 format)
+  #:export (%test-gdm-x11
+            %test-gdm-wayland
+            %test-gdm-wayland-tmpfs))
+
+(define* (make-os #:key wayland? tmp-tmpfs?)
+  (operating-system
+    (inherit %simple-os)
+    (services
+     (modify-services %desktop-services
+       (gdm-service-type config => (gdm-configuration
+                                    (inherit config)
+                                    (wayland? wayland?)))))
+    (file-systems (if tmp-tmpfs? (cons (file-system
+                                         (mount-point "/tmp")
+                                         (device "none")
+                                         (type "tmpfs")
+                                         (flags '(no-dev no-suid))
+                                         (check? #f))
+                                       %base-file-systems)
+                      %base-file-systems))))
+
+(define* (run-gdm-test #:key wayland? tmp-tmpfs?)
+  "Run tests in a vm which has gdm running."
+  (define os
+    (marionette-operating-system
+     (make-os #:wayland? wayland? #:tmp-tmpfs? tmp-tmpfs?)
+     #:imported-modules '((gnu services herd))))
+
+  (define vm
+    (virtual-machine
+     (operating-system os)
+     (memory-size 1024)))
+
+  (define name (format #f "gdm-~:[x11~;wayland~]~:[~;-tmpfs~]" wayland? tmp-tmpfs?))
+
+  (define test
+    (with-imported-modules '((gnu build marionette))
+      #~(begin
+          (use-modules (gnu build marionette)
+                       (ice-9 format)
+                       (srfi srfi-64))
+
+          (let* ((marionette (make-marionette (list #$vm)))
+                 (expected-session-type #$(if wayland? "wayland" "x11")))
+
+            (test-runner-current (system-test-runner #$output))
+            (test-begin #$name)
+
+            ;; service for gdm is called xorg-server
+            (test-assert "service is running"
+              (marionette-eval
+               '(begin
+                  (use-modules (gnu services herd))
+                  (start-service 'xorg-server))
+               marionette))
+
+            (test-assert "gdm ready"
+              (wait-for-file "/var/run/gdm/gdm.pid" marionette))
+
+            (test-equal (string-append "session-type is " expected-session-type)
+              expected-session-type
+              (marionette-eval
+               '(begin
+                  (use-modules (ice-9 popen)
+                               (ice-9 rdelim))
+
+                  (let* ((loginctl #$(file-append elogind "/bin/loginctl"))
+                         (get-session-cmd (string-join `(,loginctl "show-user" "gdm"
+                                                                   "--property Display" "--value")))
+                         (session (call-with-port (open-input-pipe get-session-cmd) read-line))
+                         (get-type-cmd (string-join `(,loginctl "show-session" ,session
+                                                                "--property Type" "--value")))
+                         (type (call-with-port (open-input-pipe get-type-cmd) read-line)))
+                    type))
+               marionette))
+
+            (test-end)))))
+
+  (gexp->derivation (string-append name "-test") test))
+
+(define %test-gdm-x11
+  (system-test
+   (name "gdm-x11")
+   (description "Basic tests for the GDM service. (X11)")
+   (value (run-gdm-test))))
+
+(define %test-gdm-wayland
+  (system-test
+   (name "gdm-wayland")
+   (description "Basic tests for the GDM service. (Wayland)")
+   (value (run-gdm-test #:wayland? #t))))
+
+(define %test-gdm-wayland-tmpfs
+  (system-test
+   ;; See <https://issues.guix.gnu.org/57589>.
+   (name "gdm-wayland-tmpfs")
+   (description "Basic tests for the GDM service. (Wayland, /tmp as tmpfs)")
+   (value (run-gdm-test #:wayland? #t #:tmp-tmpfs? #t))))
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