esp-idf/examples/system/ulp_fsm/ulp/pytest_ulp_fsm.py

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# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: CC0-1.0
import logging
import time
import pytest
from pytest_embedded import Dut
2022-06-23 05:26:51 -04:00
@pytest.mark.esp32
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.generic
def test_ulp_fsm(dut: Dut) -> None:
dut.expect_exact('Not ULP wakeup')
dut.expect_exact('Entering deep sleep')
def generate_gpio0_events() -> None:
for _ in range(5):
dut.serial.proc.setDTR(True) # Pulling GPIO0 low using DTR
time.sleep(0.25)
dut.serial.proc.setDTR(False)
time.sleep(0.25)
nvs_value = None
for _ in range(5):
generate_gpio0_events()
dut.expect_exact('ULP wakeup, saving pulse count', timeout=5)
logging.info('Woke up...')
init_count = int(dut.expect(r'Read pulse count from NVS:\s+(\d+)', timeout=5).group(1), 10)
assert nvs_value in (init_count, None), ('Read count is {} and previously written value is {}'
''.format(init_count, nvs_value))
inc = int(dut.expect(r'Pulse count from ULP:\s+(\d+)', timeout=5).group(1), 10)
assert inc in (5, 6), 'pulse count is {}'.format(inc)
new_count = int(dut.expect(r'Wrote updated pulse count to NVS:\s+(\d+)', timeout=5).group(1), 10)
assert init_count + inc == new_count, '{} + {} != {}'.format(init_count, inc, new_count)
nvs_value = new_count
logging.info('Pulse count written to NVS: {}. Entering deep sleep...'.format(nvs_value))
dut.expect_exact('Entering deep sleep', timeout=5)