Add temperature control module for smart (#848)

kasa/tests/smart/modules/test_temperaturecontrol.py

@@ -0,0 +1,34 @@
+import pytest
+
+from kasa.smart.modules import TemperatureSensor
+from kasa.tests.device_fixtures import parametrize
+
+temperature = parametrize(
+    "has temperature control",
+    component_filter="temperature_control",
+    protocol_filter={"SMART.CHILD"},
+)
+
+
+@temperature
+@pytest.mark.parametrize(
+    "feature, type",
+    [
+        ("target_temperature", int),
+        ("temperature_offset", int),
+    ],
+)
+async def test_temperature_control_features(dev, feature, type):
+    """Test that features are registered and work as expected."""
+    temp_module: TemperatureSensor = dev.modules["TemperatureControl"]
+
+    prop = getattr(temp_module, feature)
+    assert isinstance(prop, type)
+
+    feat = temp_module._module_features[feature]
+    assert feat.value == prop
+    assert isinstance(feat.value, type)
+
+    await feat.set_value(10)
+    await dev.update()
+    assert feat.value == 10