Add Total Volatile Organic Compounds (tVOC) matter discovery schema (#116963)

homeassistant/components/matter/sensor.py

@@ -219,6 +219,19 @@ DISCOVERY_SCHEMAS = [
             clusters.CarbonDioxideConcentrationMeasurement.Attributes.MeasuredValue,
         ),
     ),
+    MatterDiscoverySchema(
+        platform=Platform.SENSOR,
+        entity_description=MatterSensorEntityDescription(
+            key="TotalVolatileOrganicCompoundsSensor",
+            native_unit_of_measurement=CONCENTRATION_PARTS_PER_MILLION,
+            device_class=SensorDeviceClass.VOLATILE_ORGANIC_COMPOUNDS_PARTS,
+            state_class=SensorStateClass.MEASUREMENT,
+        ),
+        entity_class=MatterSensor,
+        required_attributes=(
+            clusters.TotalVolatileOrganicCompoundsConcentrationMeasurement.Attributes.MeasuredValue,
+        ),
+    ),
     MatterDiscoverySchema(
         platform=Platform.SENSOR,
         entity_description=MatterSensorEntityDescription(

tests/components/matter/test_sensor.py

@@ -84,6 +84,16 @@ async def air_quality_sensor_node_fixture(
     )
 
 
+@pytest.fixture(name="air_purifier_node")
+async def air_purifier_node_fixture(
+    hass: HomeAssistant, matter_client: MagicMock
+) -> MatterNode:
+    """Fixture for an air purifier node."""
+    return await setup_integration_with_node_fixture(
+        hass, "air-purifier", matter_client
+    )
+
+
 # This tests needs to be adjusted to remove lingering tasks
 @pytest.mark.parametrize("expected_lingering_tasks", [True])
 async def test_sensor_null_value(
@@ -333,3 +343,51 @@ async def test_air_quality_sensor(
     state = hass.states.get("sensor.lightfi_aq1_air_quality_sensor_pm10")
     assert state
     assert state.state == "50.0"
+
+
+# This tests needs to be adjusted to remove lingering tasks
+@pytest.mark.parametrize("expected_lingering_tasks", [True])
+async def test_air_purifier_sensor(
+    hass: HomeAssistant,
+    matter_client: MagicMock,
+    air_purifier_node: MatterNode,
+) -> None:
+    """Test Air quality sensors are creayted for air purifier device."""
+    # Carbon Dioxide
+    state = hass.states.get("sensor.air_purifier_carbon_dioxide")
+    assert state
+    assert state.state == "2.0"
+
+    # PM1
+    state = hass.states.get("sensor.air_purifier_pm1")
+    assert state
+    assert state.state == "2.0"
+
+    # PM2.5
+    state = hass.states.get("sensor.air_purifier_pm2_5")
+    assert state
+    assert state.state == "2.0"
+
+    # PM10
+    state = hass.states.get("sensor.air_purifier_pm10")
+    assert state
+    assert state.state == "2.0"
+
+    # Temperature
+    state = hass.states.get("sensor.air_purifier_temperature")
+    assert state
+    assert state.state == "20.0"
+
+    # Humidity
+    state = hass.states.get("sensor.air_purifier_humidity")
+    assert state
+    assert state.state == "50.0"
+
+    # VOCS
+    state = hass.states.get("sensor.air_purifier_vocs")
+    assert state
+    assert state.state == "2.0"
+    assert state.attributes["state_class"] == "measurement"
+    assert state.attributes["unit_of_measurement"] == "ppm"
+    assert state.attributes["device_class"] == "volatile_organic_compounds_parts"
+    assert state.attributes["friendly_name"] == "Air Purifier VOCs"