51 рядки
2.0 KiB
Python
51 рядки
2.0 KiB
Python
"""
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mbed SDK
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Copyright (c) 2011-2013 ARM Limited
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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"""
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import re
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from time import time, strftime, gmtime
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class RTCTest():
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PATTERN_RTC_VALUE = "\[(\d+)\] \[(\d+-\d+-\d+ \d+:\d+:\d+ [AaPpMm]{2})\]"
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re_detect_rtc_value = re.compile(PATTERN_RTC_VALUE)
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def test(self, selftest):
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test_result = True
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start = time()
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sec_prev = 0
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for i in range(0, 5):
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# Timeout changed from default: we need to wait longer for some boards to start-up
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c = selftest.mbed.serial_readline(timeout=10)
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if c is None:
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return selftest.RESULT_IO_SERIAL
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selftest.notify(c.strip())
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delta = time() - start
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m = self.re_detect_rtc_value.search(c)
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if m and len(m.groups()):
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sec = int(m.groups()[0])
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time_str = m.groups()[1]
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correct_time_str = strftime("%Y-%m-%d %H:%M:%S %p", gmtime(float(sec)))
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single_result = time_str == correct_time_str and sec > 0 and sec > sec_prev
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test_result = test_result and single_result
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result_msg = "OK" if single_result else "FAIL"
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selftest.notify("HOST: [%s] [%s] received time %+d sec after %.2f sec... %s"% (sec, time_str, sec - sec_prev, delta, result_msg))
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sec_prev = sec
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else:
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test_result = False
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break
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start = time()
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return selftest.RESULT_SUCCESS if test_result else selftest.RESULT_FAILURE
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