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485 fuzz (random data write) test

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mj 2022-01-02 11:52:04 +01:00
parent f643048c17
commit f1fbb9afb9
1 changed files with 15 additions and 0 deletions
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tests/test_485_fuzz.py Normal file → Executable file
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@ -8,7 +8,22 @@
# #
# Return 0 if read was successful, 1 otherwise. # Return 0 if read was successful, 1 otherwise.
# #
import time
import serial import serial
import minimalmodbus import minimalmodbus
import numpy as np
from sensor import Sensor
serial_file = '/dev/rs485'
address = 247
baudrate = 19200
serial_device = serial.Serial(serial_file, baudrate)
# repeatedly write random stuff
print('Sending random data to sensor')
for i in range(0,16):
random_data = np.random.randint(256, size=(1024)).astype('uint8')
bytes_sent = serial_device.write(random_data)
if bytes_sent != len(random_data):
print(f'Warning: failed to write all bytes (sent {bytes_sent}/{len_random_data})')
time.sleep(0.05)