gnu: Add mpd service.

* doc/guix.texi: Add documentation.
* gnu/services/audio.scm (<mpd-configuration>): New record type.
  (mpd-service-type): New service type.
* gnu/tests/audio.scm: New file.
* gnu/local.mk: Add new files.

Signed-off-by: Christopher Baines <mail@cbaines.net>

1 files changed, 78 insertions, 0 deletions

diff --git a/gnu/tests/audio.scm b/gnu/tests/audio.scm
new file mode 100644
index 0000000000..8eadaf02e1
--- /dev/null
+++ b/gnu/tests/audio.scm
@@ -0,0 +1,78 @@
+;;; GNU Guix --- Functional package management for GNU
+;;; Copyright © 2017 Peter Mikkelsen <petermikkelsen10@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/>.
+
+(define-module (gnu tests audio)
+  #:use-module (gnu tests)
+  #:use-module (gnu system)
+  #:use-module (gnu system vm)
+  #:use-module (gnu services)
+  #:use-module (gnu services audio)
+  #:use-module (gnu packages mpd)
+  #:use-module (guix gexp)
+  #:export (%test-mpd))
+
+(define %mpd-os
+  (simple-operating-system
+   (service mpd-service-type
+            (mpd-configuration
+             (user "root")))))
+
+(define (run-mpd-test)
+  "Run tests in %mpd-os, which has mpd running."
+  (define os
+    (marionette-operating-system
+     %mpd-os
+     #:imported-modules '((gnu services herd))))
+
+  (define vm
+    (virtual-machine os))
+
+  (define test
+    (with-imported-modules '((gnu build marionette))
+      #~(begin
+          (use-modules (srfi srfi-64)
+                       (gnu build marionette))
+          (define marionette
+            (make-marionette (list #$vm)))
+
+          (mkdir #$output)
+          (chdir #$output)
+
+          (test-begin "mpd")
+
+          (test-assert "service is running"
+            (marionette-eval
+             '(begin
+                (use-modules (gnu services herd))
+                (start-service 'mpd))
+             marionette))
+
+          (test-assert "mpc connect"
+            (marionette-eval
+             '(zero? (system #$(file-append mpd-mpc "/bin/mpc")))
+             marionette))
+
+          (test-end)
+          (exit (= (test-runner-fail-count (test-runner-current)) 0)))))
+  (gexp->derivation "mpd-test" test))
+
+(define %test-mpd
+  (system-test
+   (name "mpd")
+   (description "Test that the mpd can run and be connected to.")
+   (value (run-mpd-test))))