pyhoff/tests/test_terminals.py

62 lines
2.7 KiB
Python

import inspect
import src.pyhoff as pyhoff
import src.pyhoff.devices as devices
from src.pyhoff.devices import DigitalInputTerminal, DigitalOutputTerminal, AnalogInputTerminal, AnalogOutputTerminal
def test_terminal_plausib():
"""
Test if all implemented BusTerminal classes in devices
have the plausible parameters
"""
for n, o in inspect.getmembers(devices):
if inspect.isclass(o) and o not in [DigitalInputTerminal,
DigitalOutputTerminal,
AnalogInputTerminal,
AnalogOutputTerminal]:
print('Terminal: ' + n)
if issubclass(o, DigitalInputTerminal):
assert o.parameters.get('input_bit_width', 0) > 0
assert o.parameters.get('output_bit_width', 0) == 0
assert o.parameters.get('input_word_width', 0) == 0
assert o.parameters.get('output_word_width', 0) == 0
if issubclass(o, DigitalOutputTerminal):
assert o.parameters.get('input_bit_width', 0) == 0
assert o.parameters.get('output_bit_width', 0) > 0
assert o.parameters.get('input_word_width', 0) == 0
assert o.parameters.get('output_word_width', 0) == 0
if issubclass(o, AnalogInputTerminal):
assert o.parameters.get('input_bit_width', 0) == 0
assert o.parameters.get('output_bit_width', 0) == 0
assert o.parameters.get('input_word_width', 0) > 0
if issubclass(o, AnalogOutputTerminal):
assert o.parameters.get('input_bit_width', 0) == 0
assert o.parameters.get('output_bit_width', 0) == 0
assert o.parameters.get('output_word_width', 0) > 0
def test_terminal_setup():
"""
Test if all implemented BusTerminal classes in devices can
be instantiated and connected to a bus coupler
"""
terminal_classes: list[type[pyhoff.BusTerminal]] = []
for n, o in inspect.getmembers(devices):
if inspect.isclass(o) and o not in [DigitalInputTerminal,
DigitalOutputTerminal,
AnalogInputTerminal,
AnalogOutputTerminal]:
if issubclass(o, pyhoff.BusTerminal):
print(n)
terminal_classes.append(o)
bus_cupler = devices.BK9050('localhost', 11255, terminal_classes, timeout=0.001)
assert len(terminal_classes) == len(bus_cupler.bus_terminals)
assert bus_cupler.get_error() == 'connection failed', bus_cupler.get_error()