Ensure that tags resolve to the parent class and not one of the child…

…ren.

jaraco/abode/devices/base.py

@@ -150,9 +150,13 @@ def by_type(cls):
 
     @classmethod
     def resolve_class(cls, type_tag):
+        """
+        >>> Device.resolve_class('device_type.povs')
+        <class 'jaraco.abode.devices.binary_sensor.Motion'>
+        """
         lookup = {
             f'device_type.{tag}': sub_cls
-            for sub_cls in iter_subclasses(cls)
+            for sub_cls in reversed(tuple(iter_subclasses(cls)))
             for tag in sub_cls.tags
         }
         return lookup.get(type_tag.lower(), Unknown)

tests/test_binary_sensor.py

@@ -4,6 +4,7 @@
 import itertools
 
 import jaraco.abode.devices.status as STATUS
+from jaraco.abode.devices import base
 from jaraco.abode.helpers import urls
 
 from .mock import login as LOGIN
@@ -149,6 +150,11 @@ def test_binary_sensor_properties(self, m):
             assert device.no_response, device.type + " no_response failed"
 
 
+def test_binary_sensor_classes():
+    device = base.Device.new(OCCUPANCY.device(), None)
+    assert device.generic_type == 'motion'
+
+
 def is_alarm(device):
     return device.type_tag == 'device_type.alarm'