mpd: Add mount/unmount/listmounts/listneighbors command skeletons

docs/changelog.rst

@@ -57,12 +57,16 @@ MPD frontend
   instead of "A, B". This is a part of updating our protocol implementation to
   match MPD 0.19. (PR: :issue:`1213`)
 
-- Add skeletons of new or otherwise missing MPD commands that return a "not
+- Add "not implemented" skeletons of new commands in the MPD protocol version
-  implemented" error:
+  0.19:
 
   - ``rangeid``
   - ``addtagid``
   - ``cleartagid``
+  - ``mount``
+  - ``unmount``
+  - ``listmounts``
+  - ``listneighbors``
 
 File backend
 ------------

docs/modules/mpd.rst

@@ -71,6 +71,14 @@ Current playlist
     :members:
 
 
+Mounts and neighbors
+--------------------
+
+.. automodule:: mopidy.mpd.protocol.mount
+    :synopsis: MPD protocol: mounts and neighbors
+    :members:
+
+
 Music database
 --------------
 

mopidy/mpd/protocol/__init__.py

@@ -33,7 +33,8 @@ def load_protocol_modules():
     """
     from . import (  # noqa
         audio_output, channels, command_list, connection, current_playlist,
-        music_db, playback, reflection, status, stickers, stored_playlists)
+        mount, music_db, playback, reflection, status, stickers,
+        stored_playlists)
 
 
 def INT(value):  # noqa: N802

mopidy/mpd/protocol/mount.py

@@ -0,0 +1,78 @@
+from __future__ import absolute_import, unicode_literals
+
+from mopidy.mpd import exceptions, protocol
+
+
+@protocol.commands.add('mount')
+def mount(context, path, uri):
+    """
+    *musicpd.org, mounts and neighbors section:*
+
+        ``mount {PATH} {URI}``
+
+        Mount the specified remote storage URI at the given path. Example::
+
+            mount foo nfs://192.168.1.4/export/mp3
+
+    .. versionadded:: MPD protocol 0.19
+    """
+    raise exceptions.MpdNotImplemented  # TODO
+
+
+@protocol.commands.add('unmount')
+def unmount(context, path):
+    """
+    *musicpd.org, mounts and neighbors section:*
+
+        ``unmount {PATH}``
+
+        Unmounts the specified path. Example::
+
+            unmount foo
+
+    .. versionadded:: MPD protocol 0.19
+    """
+    raise exceptions.MpdNotImplemented  # TODO
+
+
+@protocol.commands.add('listmounts')
+def listmounts(context):
+    """
+    *musicpd.org, mounts and neighbors section:*
+
+        ``listmounts``
+
+        Queries a list of all mounts. By default, this contains just the
+        configured music_directory. Example::
+
+            listmounts
+            mount:
+            storage: /home/foo/music
+            mount: foo
+            storage: nfs://192.168.1.4/export/mp3
+            OK
+
+    .. versionadded:: MPD protocol 0.19
+    """
+    raise exceptions.MpdNotImplemented  # TODO
+
+
+@protocol.commands.add('listneighbors')
+def listneighbors(context):
+    """
+    *musicpd.org, mounts and neighbors section:*
+
+        ``listneighbors``
+
+        Queries a list of "neighbors" (e.g. accessible file servers on the
+        local net). Items on that list may be used with the mount command.
+        Example::
+
+            listneighbors
+            neighbor: smb://FOO
+            name: FOO (Samba 4.1.11-Debian)
+            OK
+
+    .. versionadded:: MPD protocol 0.19
+    """
+    raise exceptions.MpdNotImplemented  # TODO

tests/mpd/protocol/test_mount.py

@@ -0,0 +1,22 @@
+from __future__ import absolute_import, unicode_literals
+
+from tests.mpd import protocol
+
+
+class MountTest(protocol.BaseTestCase):
+
+    def test_mount(self):
+        self.send_request('mount my_disk /dev/sda')
+        self.assertEqualResponse('ACK [0@0] {mount} Not implemented')
+
+    def test_unmount(self):
+        self.send_request('unmount my_disk')
+        self.assertEqualResponse('ACK [0@0] {unmount} Not implemented')
+
+    def test_listmounts(self):
+        self.send_request('listmounts')
+        self.assertEqualResponse('ACK [0@0] {listmounts} Not implemented')
+
+    def test_listneighbors(self):
+        self.send_request('listneighbors')
+        self.assertEqualResponse('ACK [0@0] {listneighbors} Not implemented')