test no mcu version

Author: prairiesnpr

tests/test_tuya_thermostat.py

@@ -6,10 +6,14 @@
 
 from tests.common import ClusterListener
 import zhaquirks
+from zhaquirks.tuya import TUYA_MCU_VERSION_RSP
 from zhaquirks.tuya.mcu import TuyaMCUCluster
 
 zhaquirks.setup()
 
+ZCL_TUYA_VERSION_RSP = b"\x09\x06\x11\x01\x6d\x82"
+ZCL_TUYA_SET_TIME = b"\x09\x12\x24\x0d\x00"
+
 
 @pytest.mark.parametrize(
     "manuf,msg,attr,value",
@@ -99,3 +103,21 @@ async def test_handle_get_data(zigpy_device_from_v2_quirk, manuf, msg, attr, val
     assert thermostat_listener.attribute_updates[0][1] == value
 
     assert ep.thermostat.get(attr.id) == value
+
+
+async def test_tuya_no_mcu_version(zigpy_device_from_v2_quirk):
+    """Test lack of TUYA_MCU_VERSION_RSP messages."""
+
+    tuya_device = zigpy_device_from_v2_quirk("_TZE284_xnbkhhdr", "TS0601")
+
+    tuya_cluster = tuya_device.endpoints[1].tuya_manufacturer
+    cluster_listener = ClusterListener(tuya_cluster)
+
+    assert len(cluster_listener.attribute_updates) == 0
+
+    # simulate a TUYA_MCU_VERSION_RSP message
+    hdr, args = tuya_cluster.deserialize(ZCL_TUYA_VERSION_RSP)
+    assert hdr.command_id == TUYA_MCU_VERSION_RSP
+
+    tuya_cluster.handle_message(hdr, args)
+    assert len(cluster_listener.attribute_updates) == 0