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#!/usr/bin/env python3
# -*- coding: utf-8 -*-
#############################################################################
#
# Copyright (C) 2022 The Qt Company Ltd.
# Contact: https://www.qt.io/licensing/
#
# This file is part of the release tools of the Qt Toolkit.
#
# $QT_BEGIN_LICENSE:GPL-EXCEPT$
# Commercial License Usage
# Licensees holding valid commercial Qt licenses may use this file in
# accordance with the commercial license agreement provided with the
# Software or, alternatively, in accordance with the terms contained in
# a written agreement between you and The Qt Company. For licensing terms
# and conditions see https://www.qt.io/terms-conditions. For further
# information use the contact form at https://www.qt.io/contact-us.
#
# GNU General Public License Usage
# Alternatively, this file may be used under the terms of the GNU
# General Public License version 3 as published by the Free Software
# Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
# included in the packaging of this file. Please review the following
# information to ensure the GNU General Public License requirements will
# be met: https://www.gnu.org/licenses/gpl-3.0.html.
#
# $QT_END_LICENSE$
#
#############################################################################
import argparse
import ctypes
import os
import sys
import unittest
from time import sleep
from bld_utils import run_command
from threadedwork import ThreadedWork
if sys.platform.startswith("win"):
# Don't display the Windows GPF dialog if the invoked program dies.
# See comp.os.ms-windows.programmer.win32
# How to suppress crash notification dialog?, Jan 14,2004 -
# Raymond Chen's response [1]
SEM_NOGPFAULTERRORBOX = 0x0002 # From MSDN
ctypes.windll.kernel32.SetErrorMode(SEM_NOGPFAULTERRORBOX)
SUBPROCESS_FLAGS = 0x8000000 # win32con.CREATE_NO_WINDOW?
def base_command():
return " ".join([sys.executable, os.path.abspath(__file__)])
def crash():
'''\
crash the Python interpreter...
'''
i = ctypes.c_char(b'a')
j = ctypes.pointer(i)
count = 0
while True:
j[count] = b'a'
count += 1
def print_lines(count):
for line_number in range(count):
print(f"{line_number} printed line")
def use_run_command(test_arguments, *arguments):
return run_command(f"{base_command()} {test_arguments}", *arguments)
class TestRunCommand(unittest.TestCase):
def test_exit_value_0(self):
self.assertEqual(use_run_command("--print_lines 10", os.getcwd()), 0)
def test_crash(self):
with self.assertRaises(Exception) as context_manager:
use_run_command("--print_lines 10 --crash", os.getcwd())
self.assertIsNotNone(context_manager)
self.assertIsNotNone(context_manager.exception)
expected_message_start = "Different exit code then expected"
message_start = str(context_manager.exception)[:len(expected_message_start)]
self.assertEqual(expected_message_start, message_start)
def test_crash_only_error_case_output(self):
with self.assertRaises(Exception) as context_manager:
use_run_command(
"--print_lines 10 --crash", os.getcwd(),
# extra_environment=
None,
# only_error_case_output=
True,
# expected_exit_codes=
[0]
)
self.assertIsNotNone(context_manager)
self.assertIsNotNone(context_manager.exception)
expected_message_start = "Different exit code then expected"
message_start = str(context_manager.exception)[:len(expected_message_start)]
self.assertEqual(expected_message_start, message_start)
expected_message_end = "9 printed line"
message_end = str(context_manager.exception).splitlines()[-1]
self.assertTrue(message_end.__contains__(expected_message_end))
def test_different_exit_code_only_error_case_output(self):
self.assertEqual(
use_run_command(
"--print_lines 10 --exit_code 5", os.getcwd(),
# extra_environment=
None,
# only_error_case_output=
True,
# expected_exit_codes=
[0, 5]
), 5
)
def test_with_threadedwork(self):
current_method_name = sys._getframe().f_code.co_name
test_work = ThreadedWork(f"{current_method_name} - run some command threaded")
task_string_list = []
task_string_list.append("--sleep 1 --print_lines 10")
task_string_list.append("--sleep 2 --print_lines 30")
task_string_list.append("--sleep 1 --print_lines 40")
task_string_list.append("--sleep 2 --print_lines 50")
task_string_list.append("--sleep 1 --print_lines 100")
for task_string in task_string_list:
test_work.add_task(task_string, use_run_command, task_string, os.getcwd())
test_work.run()
def test_with_threadedwork_unexpected_exit_code(self):
current_method_name = sys._getframe().f_code.co_name
test_work = ThreadedWork(f"{current_method_name} - run some command threaded")
# this exchange the current os._exit(-1) implementation only for this testing case
separator_line = f"{os.linesep}>>>>>>>>>>>>>>>>>>>>>>>>>>>>>{os.linesep}"
separator_text = "the complete python application would stop here"
test_work.set_exit_fail_function(sys.__stdout__.write, ''.join([separator_line, separator_text, separator_line]))
task_string_list = []
task_string_list.append("--sleep 1 --print_lines 10")
task_string_list.append("--sleep 2 --print_lines 30")
task_string_list.append("--sleep 1 --print_lines 40")
task_string_list.append("--sleep 2 --print_lines 3 --exit_code 5")
task_string_list.append("--sleep 1 --print_lines 100")
for task_string in task_string_list:
test_work.add_task(task_string, use_run_command, task_string, os.getcwd())
test_work.run()
def test_with_threadedwork_crash(self):
current_method_name = sys._getframe().f_code.co_name
test_work = ThreadedWork(f"{current_method_name} - run some command threaded")
# this exchange the current os._exit(-1) implementation only for this testing case
separator_line = f"{os.linesep}>>>>>>>>>>>>>>>>>>>>>>>>>>>>>{os.linesep}"
separator_text = "the complete python application would stop here"
test_work.set_exit_fail_function(sys.__stdout__.write, ''.join([separator_line, separator_text, separator_line]))
task_string_list = []
task_string_list.append("--sleep 1 --print_lines 10")
task_string_list.append("--sleep 2 --print_lines 30")
task_string_list.append("--sleep 1 --print_lines 40")
task_string_list.append("--sleep 2 --print_lines 3 --crash")
task_string_list.append("--sleep 1 --print_lines 100")
for task_string in task_string_list:
test_work.add_task(task_string, use_run_command, task_string, os.getcwd())
test_work.run()
if __name__ == '__main__':
# no args means we are calling the tests
if not sys.argv[1:]:
unittest.main()
else:
parser = argparse.ArgumentParser(prog=os.path.basename(sys.argv[0]))
parser.add_argument('--sleep', type=int)
parser.add_argument('--print_lines', type=int)
parser.add_argument('--crash', action='store_true', default=False)
parser.add_argument('--exit_code', type=int)
parser.add_argument('--testMethod')
caller_arguments = parser.parse_args()
if caller_arguments.sleep:
sleep(caller_arguments.sleep)
if caller_arguments.print_lines:
print_lines(caller_arguments.print_lines)
if caller_arguments.crash:
sys.__stdout__.flush()
sys.__stderr__.flush()
crash()
if caller_arguments.exit_code:
os._exit(caller_arguments.exit_code)
if caller_arguments.testMethod:
# python test_run_command.py --testMethod test_crash_only_error_case_output
TestRunCommand(methodName=caller_arguments.testMethod).debug()
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