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Diffstat (limited to 'sources/pyside2/tests/QtCore/qbitarray_test.py')
| -rw-r--r-- | sources/pyside2/tests/QtCore/qbitarray_test.py | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/sources/pyside2/tests/QtCore/qbitarray_test.py b/sources/pyside2/tests/QtCore/qbitarray_test.py new file mode 100644 index 000000000..4c165166e --- /dev/null +++ b/sources/pyside2/tests/QtCore/qbitarray_test.py @@ -0,0 +1,148 @@ +#!/usr/bin/python + +############################################################################# +## +## 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. +## +## $QT_END_LICENSE$ +## +############################################################################# + +'''Tests if QBitArray class is iterable and also '~' (__invert__) and bitwise operators''' + +import unittest + +from PySide2.QtCore import QBitArray + +def bool_list_from_qbitarray(qbitarray): + '''This function is used instead of a list comprehension because + the QBitArray is being tested also to check if it is providing + the iterable protocol. + ''' + qbitarray_values = [] + for i in range(qbitarray.size()): + qbitarray_values.append(qbitarray.at(i)) + return qbitarray_values + +class QBitArrayIsIterableTest(unittest.TestCase): + '''Tests if QBitArray class is iterable and also '~' (__invert__) and bitwise operators''' + + def setUp(self): + #Acquire resources + self.qbitarray = QBitArray(3) + self.qbitarray_values = [True, False, False] + # WARNING: do not pythonify the following loop + for i in range(len(self.qbitarray_values)): + self.qbitarray.setBit(i, self.qbitarray_values[i]) + + self.inverted_qbitarray_values = [not bit for bit in self.qbitarray_values] + + self.other_qbitarray = QBitArray(3) + self.other_qbitarray_values = [True, True, False] + # WARNING: do not pythonify the following loop + for i in range(len(self.other_qbitarray_values)): + self.other_qbitarray.setBit(i, self.other_qbitarray_values[i]) + + def tearDown(self): + #Release resources + del self.qbitarray + del self.other_qbitarray + del self.qbitarray_values + del self.other_qbitarray_values + del self.inverted_qbitarray_values + + def testQBitArrayIsIterable(self): + #Tests if QBitArray class is iterable + qbitarray_is_iterable = True + try: + bitarray = [bit for bit in self.qbitarray] + except: + qbitarray_is_iterable = False + self.assertTrue(qbitarray_is_iterable) + + def testQBitArrayInvertOperator(self): + #Tests QBitArray '~' (__invert__) operator + inverted_qbitarray = ~self.qbitarray + # WARNING: do not pythonify the following loop, the + # iterability of QBitArray class is tested in another place + inverted_qbitarray_values = bool_list_from_qbitarray(inverted_qbitarray) + self.assertEqual(self.inverted_qbitarray_values, inverted_qbitarray_values) + + def testQBitArrayOrBitwiseOperator(self): + #Tests QBitArray '|' (or) operator + has_or_bitwise_operator = True + ored_qbitarray, ored_bool_list = None, None + try: + ored_qbitarray = self.qbitarray | self.other_qbitarray + ored_bool_list = [b1 | b2 for b1, b2 in zip(self.qbitarray_values, self.other_qbitarray_values)] + except: + has_or_bitwise_operator = False + self.assertTrue(has_or_bitwise_operator) + self.assertEqual(bool_list_from_qbitarray(ored_qbitarray), ored_bool_list) + + def testQBitArrayAndBitwiseOperator(self): + #Tests QBitArray '&' (and) operator + has_and_bitwise_operator = True + anded_qbitarray, anded_bool_list = None, None + try: + anded_qbitarray = self.qbitarray | self.other_qbitarray + anded_bool_list = [b1 | b2 for b1, b2 in zip(self.qbitarray_values, self.other_qbitarray_values)] + except: + has_and_bitwise_operator = False + self.assertTrue(has_and_bitwise_operator) + self.assertEqual(bool_list_from_qbitarray(anded_qbitarray), anded_bool_list) + + def testQBitArrayXorBitwiseOperator(self): + #Tests QBitArray '^' (xor) operator + has_xor_bitwise_operator = True + xored_qbitarray, xored_bool_list = None, None + try: + xored_qbitarray = self.qbitarray | self.other_qbitarray + xored_bool_list = [b1 | b2 for b1, b2 in zip(self.qbitarray_values, self.other_qbitarray_values)] + except: + has_xor_bitwise_operator = False + self.assertTrue(has_xor_bitwise_operator) + self.assertEqual(bool_list_from_qbitarray(xored_qbitarray), xored_bool_list) + + +class QBitArrayGetItemTest(unittest.TestCase): + '''Test case for []/__getitem__ operator''' + + def create_bitarray(self, values): + '''helper function to create a bit array''' + obj = QBitArray(len(values)) + for i, value in enumerate(values): + obj.setBit(i, value) + return obj + + def testSequenceProtocol(self): + '''QBitArray sequence protocol''' + data = [True, False, True] + obj = self.create_bitarray(data) + for reference, value in zip(data, obj): + self.assertEqual(reference, value) + + +if __name__ == '__main__': + unittest.main() + |