esp-idf/examples/peripherals/pcnt/rotary_encoder/pytest_rotary_encoder.py

# SPDX-FileCopyrightText: 2021-2025 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: CC0-1.0
import pytest
from pytest_embedded.dut import Dut
from pytest_embedded_idf.utils import idf_parametrize


@pytest.mark.generic
@idf_parametrize(
    'target', ['esp32', 'esp32s2', 'esp32s3', 'esp32c5', 'esp32c6', 'esp32h2', 'esp32p4'], indirect=['target']
)
def test_rotary_encoder(dut: Dut) -> None:
    dut.expect_exact('install pcnt unit')
    dut.expect_exact('set glitch filter')
    dut.expect_exact('install pcnt channels')
    dut.expect_exact('set edge and level actions for pcnt channels')
    dut.expect_exact('add watch points and register callbacks')
    dut.expect_exact('clear pcnt unit')
    dut.expect_exact('start pcnt unit')
    res = dut.expect(r'(?:Pulse count|Watch point event, count): (-?\d+)')
    count_val = res.group(1).decode('utf8')
    assert -100 <= int(count_val) <= 100