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90 lines
3.4 KiB
Python
90 lines
3.4 KiB
Python
from __future__ import print_function
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import re
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import ttfw_idf
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STARTING_TIMERS_REGEX = re.compile(r'Started timers, time since boot: (\d+) us')
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# name, period, next_alarm, times_started, times_fired, times_skipped, cb_exec_time
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TIMER_DUMP_LINE_REGEX = re.compile(r'([\w-]+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)\s+(\d+)')
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PERIODIC_TIMER_REGEX = re.compile(r'Periodic timer called, time since boot: (\d+) us')
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LIGHT_SLEEP_ENTER_REGEX = re.compile(r'Entering light sleep for 0\.5s, time since boot: (\d+) us')
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LIGHT_SLEEP_EXIT_REGEX = re.compile(r'Woke up from light sleep, time since boot: (\d+) us')
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ONE_SHOT_REGEX = re.compile(r'One\-shot timer called, time since boot: (\d+) us')
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RESTART_REGEX = re.compile(r'Restarted periodic timer with 1s period, time since boot: (\d+) us')
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STOP_REGEX = re.compile(r'Stopped and deleted timers')
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INITIAL_TIMER_PERIOD = 500000
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FINAL_TIMER_PERIOD = 1000000
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LIGHT_SLEEP_TIME = 500000
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ONE_SHOT_TIMER_PERIOD = 5000000
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@ttfw_idf.idf_example_test(env_tag='Example_GENERIC', target=['esp32'])
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def test_examples_system_esp_timer(env, extra_data):
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dut = env.get_dut('esp_timer_example', 'examples/system/esp_timer')
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# start test
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dut.start_app()
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groups = dut.expect(STARTING_TIMERS_REGEX, timeout=30)
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start_time = int(groups[0])
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print('Start time: {} us'.format(start_time))
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groups = dut.expect(TIMER_DUMP_LINE_REGEX, timeout=2)
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assert(groups[0] == 'periodic' and int(groups[1]) == INITIAL_TIMER_PERIOD)
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groups = dut.expect(TIMER_DUMP_LINE_REGEX, timeout=2)
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assert(groups[0] == 'one-shot' and int(groups[1]) == 0)
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for i in range(0, 5):
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groups = dut.expect(PERIODIC_TIMER_REGEX, timeout=2)
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cur_time = int(groups[0])
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diff = start_time + (i + 1) * INITIAL_TIMER_PERIOD - cur_time
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print('Callback #{}, time: {} us, diff: {} us'.format(i, cur_time, diff))
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assert(abs(diff) < 100)
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groups = dut.expect(ONE_SHOT_REGEX, timeout=3)
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one_shot_timer_time = int(groups[0])
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diff = start_time + ONE_SHOT_TIMER_PERIOD - one_shot_timer_time
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print('One-shot timer, time: {} us, diff: {}'.format(one_shot_timer_time, diff))
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assert(abs(diff) < 220)
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groups = dut.expect(RESTART_REGEX, timeout=3)
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start_time = int(groups[0])
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print('Timer restarted, time: {} us'.format(start_time))
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for i in range(0, 5):
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groups = dut.expect(PERIODIC_TIMER_REGEX, timeout=2)
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cur_time = int(groups[0])
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diff = start_time + (i + 1) * FINAL_TIMER_PERIOD - cur_time
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print('Callback #{}, time: {} us, diff: {} us'.format(i, cur_time, diff))
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assert(abs(diff) < 100)
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groups = dut.expect(LIGHT_SLEEP_ENTER_REGEX, timeout=2)
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sleep_enter_time = int(groups[0])
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groups = dut.expect(LIGHT_SLEEP_EXIT_REGEX, timeout=2)
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sleep_exit_time = int(groups[0])
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sleep_time = sleep_exit_time - sleep_enter_time
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print('Enter sleep: {}, exit sleep: {}, slept: {}'.format(
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sleep_enter_time, sleep_exit_time, sleep_time))
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assert(abs(sleep_time - LIGHT_SLEEP_TIME) < 1000)
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for i in range(5, 7):
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groups = dut.expect(PERIODIC_TIMER_REGEX, timeout=2)
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cur_time = int(groups[0])
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diff = abs(start_time + (i + 1) * FINAL_TIMER_PERIOD - cur_time)
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print('Callback #{}, time: {} us, diff: {} us'.format(i, cur_time, diff))
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assert(diff < 100)
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dut.expect(STOP_REGEX, timeout=2)
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if __name__ == '__main__':
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test_examples_system_esp_timer()
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