test dcu commands from the TSUN cloud

app/tests/test_solarman.py

@@ -874,7 +874,17 @@ def config_tsun_scan_dcu():
 
 @pytest.fixture
 def config_tsun_dcu1():
-    Config.act_config = {'solarman':{'enabled': True},'batteries':{'4100000000000001':{'monitor_sn': 2070233888, 'node_id':'inv1/', 'modbus_polling': True, 'suggested_area':'roof', 'sensor_list': 0}}}
+    Config.act_config = {
+        'ha':{
+            'auto_conf_prefix': 'homeassistant',
+            'discovery_prefix': 'homeassistant', 
+            'entity_prefix': 'tsun',
+            'proxy_node_id': 'test_1',
+            'proxy_unique_id': ''
+        },
+        'solarman':{'enabled': True, 'host': 'test_cloud.local', 'port': 1234},'batteries':{'4100000000000001':{'monitor_sn': 2070233888, 'node_id':'inv1/', 'modbus_polling': True, 'suggested_area':'roof', 'sensor_list': 0}}}
+    Proxy.class_init()
+    Proxy.mqtt = Mqtt()
 
 @pytest.mark.asyncio
 async def test_read_message(device_ind_msg):
@@ -2425,6 +2435,7 @@ async def test_proxy_at_blocked(my_loop, config_tsun_inv1, patch_open_connection
 
 @pytest.mark.asyncio
 async def test_dcu_cmd(my_loop, config_tsun_allow_all, dcu_dev_ind_msg, dcu_dev_rsp_msg, dcu_data_ind_msg, dcu_data_rsp_msg, dcu_command_ind_msg, dcu_command_rsp_msg):
+    '''test dcu_power command fpr a DCU device with sensor 0x3026'''
     _ = config_tsun_allow_all
     m = MemoryStream(dcu_dev_ind_msg, (0,), True)
     m.read()   # read device ind
@@ -2471,6 +2482,7 @@ async def test_dcu_cmd(my_loop, config_tsun_allow_all, dcu_dev_ind_msg, dcu_dev_
 
 @pytest.mark.asyncio
 async def test_dcu_cmd_not_supported(my_loop, config_tsun_allow_all, device_ind_msg, device_rsp_msg, inverter_ind_msg, inverter_rsp_msg):
+    '''test that an inverter don't accept the dcu_power command'''
     _ = config_tsun_allow_all
     m = MemoryStream(device_ind_msg, (0,), True)
     m.read()   # read device ind
@@ -2499,3 +2511,44 @@ async def test_dcu_cmd_not_supported(my_loop, config_tsun_allow_all, device_ind_
     assert m.ifc.tx_fifo.get()== b''
     assert m.sent_pdu == b''
     Proxy.mqtt.clear()  # clear last test result
+
+@pytest.mark.asyncio
+async def test_proxy_dcu_cmd(my_loop, config_tsun_dcu1, patch_open_connection, dcu_command_ind_msg, dcu_command_rsp_msg):
+    _ = config_tsun_inv1
+    _ = patch_open_connection
+    assert asyncio.get_running_loop()
+
+    with InverterTest(FakeReader(), FakeWriter(), client_mode=False) as inverter:
+        await inverter.create_remote()
+        await asyncio.sleep(0)
+        r = inverter.remote.stream
+        l = inverter.local.stream
+
+        l.db.stat['proxy']['DCU_Command'] = 0
+        l.db.stat['proxy']['AT_Command'] = 0
+        l.db.stat['proxy']['Unknown_Ctrl'] = 0
+        l.db.stat['proxy']['AT_Command_Blocked'] = 0
+        l.db.stat['proxy']['Modbus_Command'] = 0
+        inverter.forward_dcu_cmd_resp = False
+        r.append_msg(dcu_command_ind_msg)
+        r.read()         # read complete msg, and dispatch msg
+        assert inverter.forward_dcu_cmd_resp
+        inverter.forward(r,l)
+
+        assert l.ifc.tx_fifo.get()==dcu_command_ind_msg
+
+        assert l.db.stat['proxy']['Invalid_Msg_Format'] == 0
+        assert l.db.stat['proxy']['DCU_Command'] == 1
+        assert l.db.stat['proxy']['AT_Command'] == 0
+        assert l.db.stat['proxy']['AT_Command_Blocked'] == 0
+        assert l.db.stat['proxy']['Modbus_Command'] == 0
+
+        l.append_msg(dcu_command_rsp_msg)
+        l.read() # read at resp
+        assert l.ifc.fwd_fifo.peek()==dcu_command_rsp_msg
+        inverter.forward(l,r)
+        assert r.ifc.tx_fifo.get()==dcu_command_rsp_msg
+
+        assert Proxy.mqtt.key == ''
+        assert Proxy.mqtt.data == ""
+