Ignore parts of web responses with a None URI.

We can't do anything sensible without a URI so ignore anything that
doesn't have one. This occurs in the album and artist fields within
local Spotify tracks (from a playlist).

Author: kingosticks

mopidy_spotify/translator.py

@@ -172,7 +172,7 @@ def valid_web_data(data, object_type):
     return (
         isinstance(data, dict)
         and data.get("type") == object_type
-        and "uri" in data
+        and data.get("uri", None) is not None
     )
 
 

tests/test_translator.py

@@ -300,6 +300,10 @@ def test_returns_false_if_missing_uri(self, web_track_mock):
         del web_track_mock["uri"]
         assert translator.valid_web_data(web_track_mock, "track") is False
 
+    def test_return_false_if_uri_none(self, web_track_mock):
+        web_track_mock["uri"] = None
+        assert translator.valid_web_data(web_track_mock, "track") is False
+
     def test_returns_success(self, web_track_mock):
         assert translator.valid_web_data(web_track_mock, "track") is True
 
@@ -716,6 +720,22 @@ def test_successful_translation(self, web_album_mock):
         assert album.name == "DEF 456"
         assert list(album.artists) == artists
 
+    def test_ignores_invalid_artists(self, web_album_mock, web_artist_mock):
+        invalid_artist1 = {"name": "FOO", "uri": None, "type": "artist"}
+        invalid_artist2 = {"name": "BAR", "type": "football"}
+        web_album_mock["artists"] = [
+            invalid_artist1,
+            web_artist_mock,
+            invalid_artist2,
+        ]
+        album = translator.web_to_album(web_album_mock)
+
+        artists = [models.Artist(uri="spotify:artist:abba", name="ABBA")]
+
+        assert album.uri == "spotify:album:def"
+        assert album.name == "DEF 456"
+        assert list(album.artists) == artists
+
 
 class TestWebToTrack:
     def test_calls_web_to_track_ref(self, web_track_mock):
@@ -773,3 +793,11 @@ def test_ignores_missing_album(self, web_track_mock):
         assert track.name == "ABC 123"
         assert track.length == 174300
         assert track.album is None
+
+    def test_ignores_invalid_album(self, web_track_mock):
+        web_track_mock["album"]["uri"] = None
+
+        track = translator.web_to_track(web_track_mock)
+
+        assert track.name == "ABC 123"
+        assert track.album is None