handle and test DCU Command responses

app/tests/test_solarman.py

@@ -821,6 +821,17 @@ def dcu_command_ind_msg():  # 0x4510
     msg += b'\x15'
     return msg
 
+@pytest.fixture
+def dcu_command_rsp_msg():  # 0x1510
+    msg  = b'\xa5\x11\x00\x10\x15\x94\x03' +get_dcu_sn()  +b'\x05\x01'
+    msg += total()  
+    msg += hb()
+    msg += b'\x00\x00\x00\x00'
+    msg += b'\x01\x01\x01'
+    msg += correct_checksum(msg)
+    msg += b'\x15'
+    return msg
+
 @pytest.fixture
 def config_tsun_allow_all():
     Config.act_config = {
@@ -2413,7 +2424,7 @@ async def test_proxy_at_blocked(my_loop, config_tsun_inv1, patch_open_connection
         assert Proxy.mqtt.data == "+ok"
 
 @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, at_command_rsp_msg):
+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):
     _ = config_tsun_allow_all
     m = MemoryStream(dcu_dev_ind_msg, (0,), True)
     m.read()   # read device ind
@@ -2447,15 +2458,15 @@ async def test_dcu_cmd(my_loop, config_tsun_allow_all, dcu_dev_ind_msg, dcu_dev_
     assert Proxy.mqtt.key == ''
     assert Proxy.mqtt.data == ""
 
-    # m.append_msg(at_command_rsp_msg)
-    # m.read() # read at resp
-    # assert m.control == 0x1510
-    # assert str(m.seq) == '03:03'
-    # assert m.ifc.rx_get()==b''
-    # assert m.ifc.tx_fifo.get()==b''
-    # assert m.ifc.fwd_fifo.get()==b''
-    # assert Proxy.mqtt.key == 'tsun/at_resp'
-    # assert Proxy.mqtt.data == "+ok"
+    m.append_msg(dcu_command_rsp_msg)
+    m.read() # read at resp
+    assert m.control == 0x1510
+    assert str(m.seq) == '03:94'
+    assert m.ifc.rx_get()==b''
+    assert m.ifc.tx_fifo.get()==b''
+    assert m.ifc.fwd_fifo.get()==b''
+    assert Proxy.mqtt.key == 'tsun/dcu_resp'
+    assert Proxy.mqtt.data == "+ok"
     Proxy.mqtt.clear()  # clear last test result
 
 @pytest.mark.asyncio