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import sh
import unittest
import time
import re
class Qrtc(unittest.TestCase):
params = None
__rtc = None
def __init__(self, testname, testfunc, varlist):
self.params = varlist
super(Qrtc, self).__init__(testfunc)
if "rtc" in varlist:
self.__rtc = varlist["rtc"]
else:
raise Exception('rtc param inside Qrtc must be defined')
self._testMethodDoc = testname
def execute(self):
# get time from RTC peripheral
p = sh.hwclock("-f", self.__rtc)
if p.exit_code == 0:
time1 = re.search("([01]?[0-9]{1}|2[0-3]{1})[:][0-5]{1}[0-9]{1}[:][0-5]{1}[0-9]{1}",
p.stdout.decode('ascii'))
time.sleep(1)
# get time from RTC another time
p = sh.hwclock("-f", self.__rtc)
if p.exit_code == 0:
time2 = re.search("([01]?[0-9]{1}|2[0-3]{1})[:][0-5]{1}[0-9]{1}[:][0-5]{1}[0-9]{1}",
p.stdout.decode('ascii'))
# check if the seconds of both times are different
if time1 == time2:
self.fail("failed: RTC is not running")
else:
self.fail("failed: couldn't execute hwclock command 2nd time")
else:
self.fail("failed: couldn't execute hwclock command")
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