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Set up stdout and stderr in Popen() calls in tests

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This commit is contained in:
Victor Antonovich 2019-07-08 13:16:51 +04:00
parent d33d66f242
commit b2effb1db9
1 changed files with 5 additions and 3 deletions
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8
tests/run_itests.py
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@ -4,7 +4,7 @@ import random
import unittest
import sys
import logging
from subprocess import Popen
from subprocess import Popen, PIPE, STDOUT
from os.path import isfile
from time import sleep
@ -24,7 +24,8 @@ class TestModbusRequests(unittest.TestCase):
@classmethod
def setUpClass(cls):
cls.log.debug("1. run socat")
cls.socat = Popen(["socat", "-d", "-d", "pty,raw,echo=0,link=/tmp/pts0", "pty,raw,echo=0,link=/tmp/pts1"])
cls.socat = Popen(["socat", "-d", "-d", "pty,raw,echo=0,link=/tmp/pts0", "pty,raw,echo=0,link=/tmp/pts1"],
stdout=PIPE, stderr=STDOUT)
cls.log.debug("2. run rtu_slave")
from environment.rtu_slave import ModbusSerialServer
@ -32,7 +33,8 @@ class TestModbusRequests(unittest.TestCase):
cls.mbs.start()
cls.log.debug("3. run mbusd to be tested with the binary:%s" % MBUSD_BINARY)
cls.mbusd_main = Popen([MBUSD_BINARY, "-d", "-L", "-v9", "-p/tmp/pts0", "-s19200", "-P" + str(MBUSD_PORT)])
cls.mbusd_main = Popen([MBUSD_BINARY, "-d", "-L", "-v9", "-p/tmp/pts0", "-s19200", "-P" + str(MBUSD_PORT)],
stdout=PIPE, stderr=STDOUT)
# wait a little bit for mbusd to come up
# alternatively do a poll for the socket
# https://stackoverflow.com/questions/667640/how-to-tell-if-a-connection-is-dead-in-python/667702#667702