EL4121 Embedded System / mbed-os

mbed-os

Dependents:   cobaLCDJoyMotor_Thread odometry_omni_3roda_v3 odometry_omni_3roda_v1 odometry_omni_3roda_v2 ... more

tools/host_tests/stdio_auto.py@0:b74591d5ab33, 2017-12-11 (annotated)

Committer:
be_bryan
Date:
Mon Dec 11 17:54:04 2017 +0000
Revision:
0:b74591d5ab33
motor ++

Who changed what in which revision?

UserRevisionLine numberNew contents of line
be_bryan 0:b74591d5ab33 1 """
be_bryan 0:b74591d5ab33 2 mbed SDK
be_bryan 0:b74591d5ab33 3 Copyright (c) 2011-2013 ARM Limited
be_bryan 0:b74591d5ab33 4
be_bryan 0:b74591d5ab33 5 Licensed under the Apache License, Version 2.0 (the "License");
be_bryan 0:b74591d5ab33 6 you may not use this file except in compliance with the License.
be_bryan 0:b74591d5ab33 7 You may obtain a copy of the License at
be_bryan 0:b74591d5ab33 8
be_bryan 0:b74591d5ab33 9 http://www.apache.org/licenses/LICENSE-2.0
be_bryan 0:b74591d5ab33 10
be_bryan 0:b74591d5ab33 11 Unless required by applicable law or agreed to in writing, software
be_bryan 0:b74591d5ab33 12 distributed under the License is distributed on an "AS IS" BASIS,
be_bryan 0:b74591d5ab33 13 WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
be_bryan 0:b74591d5ab33 14 See the License for the specific language governing permissions and
be_bryan 0:b74591d5ab33 15 limitations under the License.
be_bryan 0:b74591d5ab33 16 """
be_bryan 0:b74591d5ab33 17
be_bryan 0:b74591d5ab33 18 import re
be_bryan 0:b74591d5ab33 19 import random
be_bryan 0:b74591d5ab33 20 from time import time
be_bryan 0:b74591d5ab33 21
be_bryan 0:b74591d5ab33 22 class StdioTest():
be_bryan 0:b74591d5ab33 23 PATTERN_INT_VALUE = "Your value was: (-?\d+)"
be_bryan 0:b74591d5ab33 24 re_detect_int_value = re.compile(PATTERN_INT_VALUE)
be_bryan 0:b74591d5ab33 25
be_bryan 0:b74591d5ab33 26 def test(self, selftest):
be_bryan 0:b74591d5ab33 27 test_result = True
be_bryan 0:b74591d5ab33 28
be_bryan 0:b74591d5ab33 29 c = selftest.mbed.serial_readline() # {{start}} preamble
be_bryan 0:b74591d5ab33 30 if c is None:
be_bryan 0:b74591d5ab33 31 return selftest.RESULT_IO_SERIAL
be_bryan 0:b74591d5ab33 32 selftest.notify(c)
be_bryan 0:b74591d5ab33 33
be_bryan 0:b74591d5ab33 34 for i in range(0, 10):
be_bryan 0:b74591d5ab33 35 random_integer = random.randint(-99999, 99999)
be_bryan 0:b74591d5ab33 36 selftest.notify("HOST: Generated number: " + str(random_integer))
be_bryan 0:b74591d5ab33 37 start = time()
be_bryan 0:b74591d5ab33 38 selftest.mbed.serial_write(str(random_integer) + "\n")
be_bryan 0:b74591d5ab33 39
be_bryan 0:b74591d5ab33 40 serial_stdio_msg = selftest.mbed.serial_readline()
be_bryan 0:b74591d5ab33 41 if serial_stdio_msg is None:
be_bryan 0:b74591d5ab33 42 return selftest.RESULT_IO_SERIAL
be_bryan 0:b74591d5ab33 43 delay_time = time() - start
be_bryan 0:b74591d5ab33 44 selftest.notify(serial_stdio_msg.strip())
be_bryan 0:b74591d5ab33 45
be_bryan 0:b74591d5ab33 46 # Searching for reply with scanned values
be_bryan 0:b74591d5ab33 47 m = self.re_detect_int_value.search(serial_stdio_msg)
be_bryan 0:b74591d5ab33 48 if m and len(m.groups()):
be_bryan 0:b74591d5ab33 49 int_value = m.groups()[0]
be_bryan 0:b74591d5ab33 50 int_value_cmp = random_integer == int(int_value)
be_bryan 0:b74591d5ab33 51 test_result = test_result and int_value_cmp
be_bryan 0:b74591d5ab33 52 selftest.notify("HOST: Number %s read after %.3f sec ... [%s]"% (int_value, delay_time, "OK" if int_value_cmp else "FAIL"))
be_bryan 0:b74591d5ab33 53 else:
be_bryan 0:b74591d5ab33 54 test_result = False
be_bryan 0:b74591d5ab33 55 break
be_bryan 0:b74591d5ab33 56 return selftest.RESULT_SUCCESS if test_result else selftest.RESULT_FAILURE