Add LZW36 device schema to zwave_js discovery (#47314)

* Add LZW26 device schema to discovery

Co-authored-by: @kpine

* Update homeassistant/components/zwave_js/discovery.py

Co-authored-by: kpine <keith.pine@gmail.com>

* Add tests

* Fix test

Co-authored-by: kpine <keith.pine@gmail.com>

homeassistant/components/zwave_js/discovery.py

@@ -115,6 +115,20 @@ DISCOVERY_SCHEMAS = [
         product_type={0x0038},
         primary_value=SWITCH_MULTILEVEL_CURRENT_VALUE_SCHEMA,
     ),
+    # Inovelli LZW36 light / fan controller combo using switch multilevel CC
+    # The fan is endpoint 2, the light is endpoint 1.
+    ZWaveDiscoverySchema(
+        platform="fan",
+        manufacturer_id={0x031E},
+        product_id={0x0001},
+        product_type={0x000E},
+        primary_value=ZWaveValueDiscoverySchema(
+            command_class={CommandClass.SWITCH_MULTILEVEL},
+            endpoint={2},
+            property={"currentValue"},
+            type={"number"},
+        ),
+    ),
     # Fibaro Shutter Fibaro FGS222
     ZWaveDiscoverySchema(
         platform="cover",

tests/components/zwave_js/conftest.py

@@ -282,6 +282,12 @@ def aeotec_radiator_thermostat_state_fixture():
     return json.loads(load_fixture("zwave_js/aeotec_radiator_thermostat_state.json"))
 
 
+@pytest.fixture(name="inovelli_lzw36_state", scope="session")
+def inovelli_lzw36_state_fixture():
+    """Load the Inovelli LZW36 node state fixture data."""
+    return json.loads(load_fixture("zwave_js/inovelli_lzw36_state.json"))
+
+
 @pytest.fixture(name="client")
 def mock_client_fixture(controller_state, version_state):
     """Mock a client."""
@@ -512,3 +518,11 @@ def ge_12730_fixture(client, ge_12730_state):
     node = Node(client, copy.deepcopy(ge_12730_state))
     client.driver.controller.nodes[node.node_id] = node
     return node
+
+
+@pytest.fixture(name="inovelli_lzw36")
+def inovelli_lzw36_fixture(client, inovelli_lzw36_state):
+    """Mock a Inovelli LZW36 fan controller node."""
+    node = Node(client, copy.deepcopy(inovelli_lzw36_state))
+    client.driver.controller.nodes[node.node_id] = node
+    return node

tests/components/zwave_js/test_discovery.py

@@ -23,3 +23,15 @@ async def test_ge_12730(hass, client, ge_12730, integration):
 
     state = hass.states.get("fan.in_wall_smart_fan_control")
     assert state
+
+
+async def test_inovelli_lzw36(hass, client, inovelli_lzw36, integration):
+    """Test LZW36 Fan Controller multilevel switch endpoint 2 is discovered as a fan."""
+    node = inovelli_lzw36
+    assert node.device_class.specific.label == "Unused"
+
+    state = hass.states.get("light.family_room_combo")
+    assert state.state == "off"
+
+    state = hass.states.get("fan.family_room_combo_2")
+    assert state