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esp-idf/examples/system/sysview_tracing/pytest_sysview_tracing.py
2025-07-18 11:47:04 +02:00

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2.5 KiB
Python

# SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
# SPDX-License-Identifier: Unlicense OR CC0-1.0
import os.path
import re
import time
import typing
import pexpect
import pytest
from pytest_embedded_idf import IdfDut
if typing.TYPE_CHECKING:
from conftest import OpenOCD
def _test_examples_sysview_tracing(openocd_dut: 'OpenOCD', dut: IdfDut) -> None:
# Construct trace log paths
trace_log = [
os.path.join(dut.logdir, 'sys_log0.svdat') # pylint: disable=protected-access
]
if not dut.app.sdkconfig.get('ESP_SYSTEM_SINGLE_CORE_MODE') or dut.target == 'esp32s3':
trace_log.append(os.path.join(dut.logdir, 'sys_log1.svdat')) # pylint: disable=protected-access
trace_files = ' '.join([f'file://{log}' for log in trace_log])
# Prepare gdbinit file
gdb_logfile = os.path.join(dut.logdir, 'gdb.txt')
gdbinit_orig = os.path.join(os.path.dirname(os.path.abspath(__file__)), 'gdbinit')
gdbinit = os.path.join(dut.logdir, 'gdbinit')
with open(gdbinit_orig, 'r') as f_r, open(gdbinit, 'w') as f_w:
for line in f_r:
if line.startswith('mon esp sysview start'):
f_w.write(f'mon esp sysview start {trace_files}\n')
else:
f_w.write(line)
def dut_expect_task_event() -> None:
dut.expect(re.compile(rb'example: Task\[0x[0-9A-Fa-f]+\]: received event \d+'), timeout=30)
dut.expect_exact('example: Ready for OpenOCD connection', timeout=5)
with openocd_dut.run() as openocd, open(gdb_logfile, 'w') as gdb_log, pexpect.spawn(
f'idf.py -B {dut.app.binary_path} gdb --batch --gdbinit {gdbinit}',
timeout=60,
logfile=gdb_log,
encoding='utf-8',
codec_errors='ignore',
) as p:
p.expect_exact('hit Breakpoint 1, app_main ()')
dut.expect('example: Created task') # dut has been restarted by gdb since the last dut.expect()
dut_expect_task_event()
# Do a sleep while sysview samples are captured.
time.sleep(3)
openocd.write('esp sysview stop')
@pytest.mark.esp32
@pytest.mark.esp32s2
@pytest.mark.esp32c2
@pytest.mark.jtag
def test_examples_sysview_tracing(openocd_dut: 'OpenOCD', dut: IdfDut) -> None:
_test_examples_sysview_tracing(openocd_dut, dut)
@pytest.mark.esp32s3
@pytest.mark.esp32c3
@pytest.mark.esp32c6
@pytest.mark.esp32h2
@pytest.mark.usb_serial_jtag
def test_examples_sysview_tracing_usj(openocd_dut: 'OpenOCD', dut: IdfDut) -> None:
_test_examples_sysview_tracing(openocd_dut, dut)