Add testcoverage for missing modules

Author: bouwew

tests/data/anna/anna_v4_no_modules.json

@@ -0,0 +1,22 @@
+{
+  "devices": {
+    "0466eae8520144c78afb29628384edeb": {
+      "binary_sensors": {
+        "plugwise_notification": false
+      },
+      "dev_class": "gateway",
+      "firmware": "4.0.15",
+      "hardware": "AME Smile 2.0 board",
+      "location": "94c107dc6ac84ed98e9f68c0dd06bf71",
+      "mac_address": "012345670001",
+      "model": "Gateway",
+      "model_id": "smile_thermo",
+      "name": "Smile Anna",
+      "notifications": {},
+      "sensors": {
+        "outdoor_temperature": 7.44
+      },
+      "vendor": "Plugwise"
+    }
+  }
+}

tests/test_anna.py

@@ -546,3 +546,24 @@ async def test_connect_anna_loria_driessens(self):
 
         await api.close_connection()
         await self.disconnect(server, client)
+
+    @pytest.mark.asyncio
+    async def test_connect_anna_v4_no_modules(self):
+        """Test an Anna v4 with removed Anna and OpenTherm device."""
+        self.smile_setup = "anna_v4_no_modules"
+
+        testdata = await self.load_testdata(SMILE_TYPE, self.smile_setup)
+        server, api, client = await self.connect_wrapper()
+        assert api.smile.hostname == "smile000000"
+
+        self.validate_test_basics(
+            _LOGGER,
+            api,
+            smile_version=None,
+        )
+
+        await self.device_test(api, "2022-05-16 00:00:01", testdata)
+        assert self.entity_items == 12
+
+        await api.close_connection()
+        await self.disconnect(server, client)