Resolve "Hide an artist in the UI"

api/tests/moderation/test_serializers.py

@@ -0,0 +1,30 @@
+from funkwhale_api.moderation import serializers
+
+
+def test_user_filter_serializer_repr(factories):
+    artist = factories["music.Artist"]()
+    content_filter = factories["moderation.UserFilter"](target_artist=artist)
+
+    expected = {
+        "uuid": str(content_filter.uuid),
+        "target": {"type": "artist", "id": artist.pk, "name": artist.name},
+        "creation_date": content_filter.creation_date.isoformat().replace(
+            "+00:00", "Z"
+        ),
+    }
+
+    serializer = serializers.UserFilterSerializer(content_filter)
+
+    assert serializer.data == expected
+
+
+def test_user_filter_serializer_save(factories):
+    artist = factories["music.Artist"]()
+    user = factories["users.User"]()
+    data = {"target": {"type": "artist", "id": artist.pk}}
+
+    serializer = serializers.UserFilterSerializer(data=data)
+    serializer.is_valid(raise_exception=True)
+    content_filter = serializer.save(user=user)
+
+    assert content_filter.target_artist == artist