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Diffstat (limited to 'sources/pyside2/tests/registry/util.py')
-rw-r--r-- | sources/pyside2/tests/registry/util.py | 88 |
1 files changed, 88 insertions, 0 deletions
diff --git a/sources/pyside2/tests/registry/util.py b/sources/pyside2/tests/registry/util.py new file mode 100644 index 000000000..5d0602b2a --- /dev/null +++ b/sources/pyside2/tests/registry/util.py @@ -0,0 +1,88 @@ +############################################################################# +## +## Copyright (C) 2017 The Qt Company Ltd. +## Contact: https://www.qt.io/licensing/ +## +## This file is part of PySide2. +## +## $QT_BEGIN_LICENSE:LGPL$ +## 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 Lesser General Public License Usage +## Alternatively, this file may be used under the terms of the GNU Lesser +## General Public License version 3 as published by the Free Software +## Foundation and appearing in the file LICENSE.LGPL3 included in the +## packaging of this file. Please review the following information to +## ensure the GNU Lesser General Public License version 3 requirements +## will be met: https://www.gnu.org/licenses/lgpl-3.0.html. +## +## GNU General Public License Usage +## Alternatively, this file may be used under the terms of the GNU +## General Public License version 2.0 or (at your option) the GNU General +## Public license version 3 or any later version approved by the KDE Free +## Qt Foundation. The licenses are as published by the Free Software +## Foundation and appearing in the file LICENSE.GPL2 and LICENSE.GPL3 +## 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-2.0.html and +## https://www.gnu.org/licenses/gpl-3.0.html. +## +## $QT_END_LICENSE$ +## +############################################################################# + +from __future__ import print_function, absolute_import + +""" +Supporting isolation of warnings + +Warnings in unittests are not isolated. +We sometimes use warnings to conveniently accumulate error messages +and eventually report them afterwards as error. +""" + +import sys +import warnings +import re +from contextlib import contextmanager + +warn_name = "__warningregistry__" +ignore_re = 'Not importing directory .*' + +@contextmanager +def isolate_warnings(): + save_warnings = {} + for name, mod in sys.modules.items(): + if mod and hasattr(mod, warn_name): + save_warnings[name] = mod.__dict__[warn_name] + delattr(mod, warn_name) + else: + save_warnings[name] = None + yield + for name, warn in save_warnings.items(): + mod = sys.modules[name] + if mod: + setattr(mod, warn_name, warn) + if warn is None: + delattr(mod, warn_name) + +def check_warnings(): + for name, mod in sys.modules.items(): + if mod: + reg = getattr(mod, warn_name, None) + if reg: + # XXX We need to filter warnings for Python 2. + # This should be avoided by renaming the duplicate folders. + for k in reg: + if type(k) == tuple and re.match(ignore_re, k[0]): + continue + return True + return False + +# eof |