qutebrowser/scripts/segfault_test.py

115 lines
3.5 KiB
Python
Executable File

#!/usr/bin/python3
# vim: ft=python fileencoding=utf-8 sts=4 sw=4 et:
# Copyright 2014 Florian Bruhin (The Compiler) <mail@qutebrowser.org>
#
# This file is part of qutebrowser.
#
# qutebrowser is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.
#
# qutebrowser is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with qutebrowser. If not, see <http://www.gnu.org/licenses/>.
"""Tester for Qt segfaults with different harfbuzz engines."""
import os
import signal
import sys
import subprocess
import colorama as col
SCRIPT = """
import sys
from PyQt5.QtCore import QUrl
from PyQt5.QtWidgets import QApplication
from PyQt5.QtWebKitWidgets import QWebView
def on_load_finished(ok):
if ok:
app.exit(0)
else:
app.exit(1)
app = QApplication([])
wv = QWebView()
wv.loadFinished.connect(on_load_finished)
wv.load(QUrl(sys.argv[1]))
#wv.show()
app.exec_()
"""
def print_ret(ret):
"""Print information about an exit status."""
if ret == 0:
print("{}success{}".format(col.Fore.GREEN, col.Fore.RESET))
elif ret == -signal.SIGSEGV:
print("{}segfault{}".format(col.Fore.RED, col.Fore.RESET))
else:
print("{}error {}{}".format(col.Fore.YELLOW, ret, col.Fore.RESET))
print()
def main():
"""Main entry point."""
retvals = []
if len(sys.argv) < 2:
# pages which previously caused problems
pages = [
# ANGLE, https://bugreports.qt-project.org/browse/QTBUG-39723
'http://www.binpress.com/',
'http://david.li/flow/',
'https://imzdl.com/',
# not reproducable
# https://bugreports.qt-project.org/browse/QTBUG-39847
'http://www.20min.ch/',
# HarfBuzz, https://bugreports.qt-project.org/browse/QTBUG-39278
'http://www.the-compiler.org/',
'http://phoronix.com',
'http://twitter.com',
# HarfBuzz #2, https://bugreports.qt-project.org/browse/QTBUG-36099
'http://lenta.ru/',
# Unknown, https://bugreports.qt-project.org/browse/QTBUG-41360
'http://salt.readthedocs.org/en/latest/topics/pillar/'
]
else:
pages = sys.argv[1:]
for page in pages:
print("{}==== {} ===={}".format(col.Style.BRIGHT, page,
col.Style.NORMAL))
print("With system harfbuzz:")
ret = subprocess.call([sys.executable, '-c', SCRIPT, page])
print_ret(ret)
retvals.append(ret)
print("With QT_HARFBUZZ=old:")
env = dict(os.environ)
env['QT_HARFBUZZ'] = 'old'
ret = subprocess.call([sys.executable, '-c', SCRIPT, page], env=env)
print_ret(ret)
retvals.append(ret)
print("With QT_HARFBUZZ=nev:")
env = dict(os.environ)
env['QT_HARFBUZZ'] = 'new'
ret = subprocess.call([sys.executable, '-c', SCRIPT, page], env=env)
print_ret(ret)
retvals.append(ret)
if all(r == 0 for r in retvals):
sys.exit(0)
else:
sys.exit(1)
if __name__ == '__main__':
main()