esp-idf/tools/test_apps/system/gdb_loadable_elf/app_test.py

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from __future__ import unicode_literals
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import os
import threading
import time
import debug_backend
import pexpect
import serial
import ttfw_idf
from tiny_test_fw import Utility
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class SerialThread(object):
def run(self, log_path, exit_event):
with serial.Serial(os.getenv('ESPPORT', '/dev/ttyUSB1'), 115200) as ser, open(log_path, 'wb') as f:
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while True:
f.write(ser.read(ser.in_waiting))
if exit_event.is_set():
break
time.sleep(1)
def __init__(self, log_path):
self.exit_event = threading.Event()
self.t = threading.Thread(target=self.run, args=(log_path, self.exit_event,))
self.t.start()
def __enter__(self):
return self
def __exit__(self, type, value, traceback):
self.exit_event.set()
self.t.join(60)
if self.t.is_alive():
Utility.console_log('The pyserial thread is still alive', 'O')
@ttfw_idf.idf_custom_test(env_tag='test_jtag_arm', group='test-apps')
def test_app_loadable_elf(env, extra_data):
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rel_project_path = os.path.join('tools', 'test_apps', 'system', 'gdb_loadable_elf')
app_files = ['gdb_loadable_elf.elf']
app = ttfw_idf.LoadableElfTestApp(rel_project_path, app_files, target='esp32')
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idf_path = app.get_sdk_path()
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proj_path = os.path.join(idf_path, rel_project_path)
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elf_path = os.path.join(app.binary_path, 'gdb_loadable_elf.elf')
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esp_log_path = os.path.join(proj_path, 'esp.log')
with SerialThread(esp_log_path):
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openocd_log = os.path.join(proj_path, 'openocd.log')
gdb_log = os.path.join(proj_path, 'gdb.log')
gdb_init = os.path.join(proj_path, 'gdbinit')
gdb_dir = os.path.join(proj_path, 'main')
with ttfw_idf.OCDBackend(openocd_log, app.target):
with ttfw_idf.GDBBackend(gdb_log, elf_path, app.target, gdb_init, gdb_dir) as p:
def wait_for_breakpoint():
p.gdb.wait_target_state(debug_backend.TARGET_STATE_RUNNING)
stop_reason = p.gdb.wait_target_state(debug_backend.TARGET_STATE_STOPPED)
assert stop_reason == debug_backend.TARGET_STOP_REASON_BP, 'STOP reason: {}'.format(stop_reason)
wait_for_breakpoint()
p.gdb.add_bp('esp_restart')
p.gdb.exec_continue()
wait_for_breakpoint()
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if pexpect.run('grep "Restarting now." {}'.format(esp_log_path), withexitstatus=True)[1]:
raise RuntimeError('Expected output from ESP was not received')
if __name__ == '__main__':
test_app_loadable_elf()