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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 Qt for Python.
##
## $QT_BEGIN_LICENSE:GPL-EXCEPT$
## 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.
##
## $QT_END_LICENSE$
##
#############################################################################
'''Unit tests for QTextStream'''
import unittest
import py3kcompat as py3k
from PySide2.QtCore import QByteArray, QTextStream, QIODevice, QTextCodec, QFile
class QTextStreamShiftTest(unittest.TestCase):
def setUp(self):
self.ba = QByteArray()
self.read = QTextStream(self.ba, QIODevice.ReadOnly)
self.write = QTextStream(self.ba, QIODevice.WriteOnly)
def testNumber(self):
'''QTextStream << number'''
self.write << '4'
self.write.flush()
res = self.read.readLine()
self.assertTrue(isinstance(res, py3k.unicode))
self.assertEqual(res, '4')
class QTextStreamGetSet(unittest.TestCase):
def setUp(self):
self.obj = QTextStream()
def testCodec(self):
'''QTextStream set/get Codec'''
codec = QTextCodec.codecForName('ISO8859-1')
self.obj.setCodec(codec)
self.assertEqual(codec, self.obj.codec())
def testDevice(self):
'''QTextStream get/set Device'''
device = QFile()
self.obj.setDevice(device)
self.assertEqual(device, self.obj.device())
self.obj.setDevice(None)
self.assertEqual(None, self.obj.device())
class QTextStreamInitialization(unittest.TestCase):
def testConstruction(self):
'''QTextStream construction'''
obj = QTextStream()
self.assertEqual(obj.codec(), QTextCodec.codecForLocale())
self.assertEqual(obj.device(), None)
self.assertEqual(obj.string(), None)
self.assertTrue(obj.atEnd())
self.assertEqual(obj.readAll(), '')
class QTextStreamReadLinesFromDevice(unittest.TestCase):
def _check_data(self, data_set):
for data, lines in data_set:
stream = QTextStream(data)
res = []
while not stream.atEnd():
res.append(stream.readLine())
self.assertEqual(res, lines)
def testLatin1(self):
'''QTextStream readLine for simple Latin1 strings'''
data = []
data.append((QByteArray(), []))
data.append((QByteArray(py3k.b('\n')), ['']))
data.append((QByteArray(py3k.b('\r\n')), ['']))
data.append((QByteArray(py3k.b('ole')), ['ole']))
data.append((QByteArray(py3k.b('ole\n')), ['ole']))
data.append((QByteArray(py3k.b('ole\r\n')), ['ole']))
data.append((QByteArray(py3k.b('ole\r\ndole\r\ndoffen')), ['ole', 'dole', 'doffen']))
self._check_data(data)
if __name__ == '__main__':
unittest.main()
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