mirror of https://github.com/ARMmbed/mbed-os.git
52 lines
1.6 KiB
Python
52 lines
1.6 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.
|
|
"""
|
|
|
|
from host_test import DefaultTest
|
|
from sys import stdout
|
|
|
|
class DevNullTest(DefaultTest):
|
|
def run(self):
|
|
result = True
|
|
str = ''
|
|
for i in range(3):
|
|
c = self.mbed.serial_read(128)
|
|
if c is None:
|
|
self.print_result("ioerr_serial")
|
|
return
|
|
else:
|
|
str += c
|
|
# Check for expected and unexpected prints in Mbed output
|
|
if "re-routing stdout to /null" not in str:
|
|
result = False
|
|
if "printf redirected to /null" in str:
|
|
result = False
|
|
if "{failure}" in str:
|
|
result = False
|
|
if not result:
|
|
break
|
|
# Data from serial received correctly
|
|
print "Received %d bytes:"% len(str)
|
|
print str
|
|
stdout.flush()
|
|
if result:
|
|
self.print_result('success')
|
|
else:
|
|
self.print_result('failure')
|
|
|
|
if __name__ == '__main__':
|
|
DevNullTest().run()
|