mbed-os/workspace_tools/host_tests/echo.py

61 lines
1.8 KiB
Python

"""
mbed SDK
Copyright (c) 2011-2013 ARM Limited
Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at
http://www.apache.org/licenses/LICENSE-2.0
Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
"""
import sys
import uuid
from sys import stdout
from host_test import Test
class EchoTest(Test):
def __init__(self):
Test.__init__(self)
self.mbed.init_serial(115200)
self.mbed.reset()
self.TEST_LOOP_COUNT = 50
def test(self):
""" Test function, return True or False to get standard test notification on stdout
"""
c = self.mbed.serial_readline() # '{{start}}'
if c is None:
self.print_result("ioerr_serial")
return
print c.strip()
stdout.flush()
self.mbed.flush()
self.notify("HOST: Starting the ECHO test")
result = True
for i in range(0, self.TEST_LOOP_COUNT):
TEST = str(uuid.uuid4()) + "\n"
self.mbed.serial_write(TEST)
c = self.mbed.serial_readline()
if c is None:
self.print_result("ioerr_serial")
return
if c.strip() != TEST.strip():
self.notify('HOST: "%s" != "%s"'% (c, TEST))
result = False
else:
sys.stdout.write('.')
stdout.flush()
return result
if __name__ == '__main__':
EchoTest().run()