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#############################################################################
##
## Copyright (C) 2016 The Qt Company Ltd.
## Contact: https://www.qt.io/licensing/
##
## This file is part of the test suite of PySide2.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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 unittest
import os
import tempfile
import sys
import py3kcompat as py3k
from PySide2.QtCore import QDir, QFile, QIODevice, QSaveFile, QTemporaryDir
class GetCharTest(unittest.TestCase):
'''Test case for QIODevice.getChar in QFile'''
def setUp(self):
'''Acquire resources'''
handle, self.filename = tempfile.mkstemp()
os.write(handle, py3k.b('a'))
os.close(handle)
def tearDown(self):
'''release resources'''
os.remove(self.filename)
def testBasic(self):
'''QFile.getChar'''
obj = QFile(self.filename)
obj.open(QIODevice.ReadOnly)
try:
self.assertEqual(obj.getChar(), (True, 'a'))
self.assertFalse(obj.getChar()[0])
finally:
obj.close()
def testBug721(self):
obj = QFile(self.filename)
obj.open(QIODevice.ReadOnly)
try:
memory = obj.map(0, 1)
self.assertEqual(len(memory), 1)
if sys.version_info[0] >= 3:
self.assertEqual(memory[0], ord('a'))
else:
self.assertEqual(memory[0], py3k.b('a'))
# now memory points to wild bytes... :-)
# uncommenting this must cause a segfault.
# self.assertEqual(memory[0], 'a')
finally:
obj.unmap(memory)
obj.close()
def testQSaveFile(self):
dir = QTemporaryDir(QDir.tempPath() + "/XXXXXX.dir")
self.assertTrue(dir.isValid())
saveFile = QSaveFile(dir.path() + "/test.dat")
self.assertTrue(saveFile.open(QIODevice.WriteOnly))
saveFile.write("Test")
self.assertTrue(saveFile.commit())
self.assertTrue(os.path.exists(QDir.toNativeSeparators(saveFile.fileName())))
if __name__ == '__main__':
unittest.main()
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