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#! /usr/bin/env python
#
# This file is part of pySerial - Cross platform serial port support for Python
# (C) 2017 Guillaume Galeazzi <guillaume.g@leazzi.ch>
#
# SPDX-License-Identifier: BSD-3-Clause
"""\
Some tests for the serial module.
Part of pySerial (http://pyserial.sf.net) (C)2001-2011 cliechti@gmx.net
Intended to be run on different platforms, to ensure portability of
the code.
Cover some of the aspects of context managment
"""
import unittest
import serial
# on which port should the tests be performed:
PORT = 'loop://'
class Test_Context(unittest.TestCase):
"""Test context"""
def setUp(self):
# create a closed serial port
self.s = serial.serial_for_url(PORT)
def tearDown(self):
self.s.close()
def test_with_idempotent(self):
with self.s as stream:
stream.write(b'1234')
# do other stuff like calling an exe which use COM4
with self.s as stream:
stream.write(b'5678')
if __name__ == '__main__':
import sys
sys.stdout.write(__doc__)
sys.argv[1:] = ['-v']
# When this module is executed from the command-line, it runs all its tests
unittest.main()
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