Add tests for remote entity

tests/test_remote.py

@@ -0,0 +1,48 @@
+from homeassistant.core import HomeAssistant
+from pytest_homeassistant_custom_component.common import Mock
+import unfoldedcircle.device as uc
+
+from custom_components.unfoldedcircle.remote import UCRemoteTwoRemote
+
+
+async def test_state_always_on():
+    """Tests a failed async_update."""
+    device = Mock()
+    device.unique_id = "foo"
+    api = Mock()
+    api.endpoint = "bar"
+
+    remote = UCRemoteTwoRemote(device, api)
+    assert remote.state == "on"
+    assert remote.activity_list is None
+
+
+async def test_async_update(hass: HomeAssistant):
+    """Tests an async_update."""
+    test_activities = ["Watch TV", "Listen to Spotify"]
+    device = Mock()
+    device.unique_id = "foo"
+    api = Mock()
+    api.endpoint = "bar"
+    api.fetch_activities = Mock(
+        return_value=[{"name": {"en": a}} for a in test_activities]
+    )
+    remote = UCRemoteTwoRemote(device, api)
+    remote.hass = hass
+
+    await remote.async_update()
+    assert remote.activity_list == test_activities
+
+
+async def test_async_update_failed(hass: HomeAssistant):
+    """Tests a failed async_update."""
+    device = Mock()
+    device.unique_id = "foo"
+    api = Mock()
+    api.endpoint = "bar"
+    api.fetch_activities = Mock(side_effect=uc.HTTPError("mock error"))
+    remote = UCRemoteTwoRemote(device, api)
+    remote.hass = hass
+
+    await remote.async_update()
+    assert remote.available is False