esp-idf/examples/peripherals/timer_group/pytest_timer_group.py

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2021-12-17 00:19:20 -05:00
# SPDX-FileCopyrightText: 2021 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: CC0-1.0
import pytest
from pytest_embedded.dut import Dut
@pytest.mark.esp32
@pytest.mark.esp32s2
@pytest.mark.esp32s3
@pytest.mark.esp32c3
@pytest.mark.generic
def test_timer_group_example(dut: Dut): # type: ignore
dut.expect(r'Init timer with auto-reload', timeout=5)
res = dut.expect(r'Timer auto reloaded, count value in ISR: (\d+)', timeout=5)
reloaded_count = res.group(1).decode('utf8')
assert 0 <= int(reloaded_count) < 10
alarm_increase_step = 500000
dut.expect(r'Init timer without auto-reload')
for i in range(1, 5):
res = dut.expect(r'Timer alarmed at (\d+)', timeout=3)
alarm_count = res.group(1).decode('utf8')
assert (i * alarm_increase_step - 10) < int(alarm_count) < (i * alarm_increase_step + 10)