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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 unittest
import sys import sys
import logging import logging
from subprocess import Popen from subprocess import Popen, PIPE, STDOUT
from os.path import isfile from os.path import isfile
from time import sleep from time import sleep
@ -24,7 +24,8 @@ class TestModbusRequests(unittest.TestCase):
@classmethod @classmethod
def setUpClass(cls): def setUpClass(cls):
cls.log.debug("1. run socat") 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") cls.log.debug("2. run rtu_slave")
from environment.rtu_slave import ModbusSerialServer from environment.rtu_slave import ModbusSerialServer
@ -32,7 +33,8 @@ class TestModbusRequests(unittest.TestCase):
cls.mbs.start() cls.mbs.start()
cls.log.debug("3. run mbusd to be tested with the binary:%s" % MBUSD_BINARY) 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 # wait a little bit for mbusd to come up
# alternatively do a poll for the socket # alternatively do a poll for the socket
# https://stackoverflow.com/questions/667640/how-to-tell-if-a-connection-is-dead-in-python/667702#667702 # https://stackoverflow.com/questions/667640/how-to-tell-if-a-connection-is-dead-in-python/667702#667702