diff options
Diffstat (limited to 'sources/pyside6/tests/QtCore/bug_PYSIDE-41.py')
-rw-r--r-- | sources/pyside6/tests/QtCore/bug_PYSIDE-41.py | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/sources/pyside6/tests/QtCore/bug_PYSIDE-41.py b/sources/pyside6/tests/QtCore/bug_PYSIDE-41.py new file mode 100644 index 000000000..2830f8050 --- /dev/null +++ b/sources/pyside6/tests/QtCore/bug_PYSIDE-41.py @@ -0,0 +1,49 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 + +import os +import sys +import unittest + +from pathlib import Path +sys.path.append(os.fspath(Path(__file__).resolve().parents[1])) +from init_paths import init_test_paths +init_test_paths(False) + +from PySide6.QtCore import QPersistentModelIndex, QStringListModel + + +class TestBugPYSIDE41(unittest.TestCase): + + def testIt(self): + + # list of single-character strings + strings = list('abcdefghijklmnopqrstuvwxyz') + + model = QStringListModel(strings) + + # Test hashing of both QModelIndex and QPersistentModelIndex + indexFunctions = [] + indexFunctions.append(model.index) + indexFunctions.append(lambda i: QPersistentModelIndex(model.index(i))) + + for indexFunction in indexFunctions: + + # If two objects compare equal, their hashes MUST also be equal. (The + # reverse is not a requirement.) + for i, _ in enumerate(strings): + index1 = indexFunction(i) + index2 = indexFunction(i) + self.assertEqual(index1, index2) + self.assertEqual(hash(index1), hash(index2)) + + # Adding the full set of indexes to itself is a no-op. + allIndexes1 = set(indexFunction(i) for i, _ in enumerate(strings)) + allIndexes2 = set(indexFunction(i) for i, _ in enumerate(strings)) + allIndexesCombined = allIndexes1 & allIndexes2 + self.assertEqual(allIndexes1, allIndexesCombined) + self.assertEqual(allIndexes2, allIndexesCombined) + + +if __name__ == '__main__': + unittest.main() |