Add bare-bones matter modules to smart and smartcam devices (#1371)

tests/smart/modules/test_matter.py

@@ -0,0 +1,20 @@
+from kasa import Module
+from kasa.smart import SmartDevice
+
+from ...device_fixtures import parametrize
+
+matter = parametrize(
+    "has matter", component_filter="matter", protocol_filter={"SMART", "SMARTCAM"}
+)
+
+
+@matter
+async def test_info(dev: SmartDevice):
+    """Test matter info."""
+    matter = dev.modules.get(Module.Matter)
+    assert matter
+    assert matter.info
+    setup_code = dev.features.get("matter_setup_code")
+    assert setup_code
+    setup_payload = dev.features.get("matter_setup_payload")
+    assert setup_payload

tests/smart/test_smartdevice.py

@@ -533,3 +533,16 @@ async def test_initialize_modules_required_component(
 
     assert "AvailableComponent" in dev.modules
     assert "NonExistingComponent" not in dev.modules
+
+
+async def test_smartmodule_query():
+    """Test that a module that doesn't set QUERY_GETTER_NAME has empty query."""
+
+    class DummyModule(SmartModule):
+        pass
+
+    dummy_device = await get_device_for_fixture_protocol(
+        "KS240(US)_1.0_1.0.5.json", "SMART"
+    )
+    mod = DummyModule(dummy_device, "dummy")
+    assert mod.query() == {}