pwarren/pyFroniusReg
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Test for string16 added

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This commit is contained in:
Paul Warren 2024-10-16 20:48:59 +11:00
parent 5db75db8cb
commit ba8aeeb3f3
2 changed files with 17 additions and 4 deletions
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5
src/pyfroniusreg/froniusreg.py
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@ -7,6 +7,7 @@ from pymodbus.constants import Endian
from pymodbus.payload import BinaryPayloadDecoder, BinaryPayloadBuilder from pymodbus.payload import BinaryPayloadDecoder, BinaryPayloadBuilder
from pymodbus.client.base import ModbusBaseClient from pymodbus.client.base import ModbusBaseClient
class DataType: class DataType:
def __init__(self, width, decode, add): def __init__(self, width, decode, add):
width: int width: int
@ -38,6 +39,7 @@ def decode_string4(decoder) -> str:
except UnicodeDecodeError: except UnicodeDecodeError:
return decoder.decode_string(4) return decoder.decode_string(4)
def decode_string8(decoder) -> str: def decode_string8(decoder) -> str:
try: try:
return str(decoder.decode_string(8).decode("utf-8")) return str(decoder.decode_string(8).decode("utf-8"))
@ -152,5 +154,6 @@ class ScaledFroniusReg:
def set(self, modbus_client: ModbusBaseClient, value: [int, float, str]): def set(self, modbus_client: ModbusBaseClient, value: [int, float, str]):
return self.value_register.set( return self.value_register.set(
modbus_client, value / 10 ** self.scale_register.get(modbus_client), modbus_client,
value / 10 ** self.scale_register.get(modbus_client),
) )

10
tests/test_datatype.py
View file

@ -14,5 +14,15 @@ class TestDataTypes(unittest.TestCase):
output = froniusreg.int16.decode_from_register(int16_register) output = froniusreg.int16.decode_from_register(int16_register)
assert output == 0 assert output == 0
def test_string16(self):
string_buffer = froniusreg.string16.encode_to_buffer("Fronius")
assert string_buffer == [b"Fr", b"on", b"iu", b"s\x00"]
def test_string_16_decode(self):
int_register = [18034, 28526, 26997, 29440, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0]
output = froniusreg.string16.decode_from_register(int_register)
expectation = "Fronius" + 9 * '\x00'
assert output == expectation
if __name__ == "__main__": if __name__ == "__main__":
unittest.main() unittest.main()