S allius/issue102 (#110)

* hotfix: don't send two MODBUS commands together

* fix unit tests

* remove read loop

* optional sleep between msg read and sending rsp

* wait after read 0.5s before sending a response

* add pending state

* fix state definitions

* determine the connection timeout by the conn state

* avoid sending MODBUS cmds in the inverter's reporting phase

* update changelog

app/tests/test_solarman.py

@@ -852,8 +852,7 @@ def test_read_message_in_chunks2(ConfigTsunInv1, DeviceIndMsg):
     assert m.data_len == 0xd4
     assert m.msg_count == 1
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0
-    while m.read(): # read rest of message
-        pass
+    m.read()        # read rest of message
     assert m.msg_count == 1
     assert not m.header_valid  # must be invalid, since msg was handled and buffer flushed
     assert m.db.stat['proxy']['Invalid_Msg_Format'] == 0

app/tests/test_talent.py

@@ -435,8 +435,7 @@ def test_read_message_in_chunks2(MsgContactInfo):
     assert int(m.ctrl)==145
     assert m.msg_id==0 
     assert m.msg_count == 1
-    while m.read(): # read rest of message
-        pass
+    m.read()         # read rest of message
     assert m.msg_count == 1
     assert not m.header_valid  # must be invalid, since msg was handled and buffer flushed
     m.close()
@@ -807,6 +806,29 @@ def test_msg_inv_ind2(ConfigTsunInv1, MsgInverterIndNew, MsgInverterIndTsOffs, M
     assert m._send_buffer==MsgInverterAck
     m.close()
 
+def test_msg_inv_ind2(ConfigTsunInv1, MsgInverterIndNew, MsgInverterIndTsOffs, MsgInverterAck):
+    ConfigTsunInv1
+    tracer.setLevel(logging.DEBUG)
+    m = MemoryStream(MsgInverterIndNew, (0,))
+    m.db.stat['proxy']['Unknown_Ctrl'] = 0
+    m.db.stat['proxy']['Invalid_Data_Type'] = 0
+    m.read()         # read complete msg, and dispatch msg
+    assert m.db.stat['proxy']['Unknown_Ctrl'] == 0
+    assert m.db.stat['proxy']['Invalid_Data_Type'] == 0
+    assert not m.header_valid  # must be invalid, since msg was handled and buffer flushed
+    assert m.msg_count == 1
+    assert m.id_str == b"R170000000000001" 
+    assert m.unique_id == 'R170000000000001'
+    assert int(m.ctrl)==145
+    assert m.msg_id==4
+    assert m.header_len==23
+    assert m.data_len==1165
+    m.ts_offset = 0
+    m._update_header(m._forward_buffer)
+    assert m._forward_buffer==MsgInverterIndNew
+    assert m._send_buffer==MsgInverterAck
+    m.close()
+
 def test_msg_inv_ack(ConfigTsunInv1, MsgInverterAck):
     ConfigTsunInv1
     tracer.setLevel(logging.ERROR)