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-rw-r--r--sources/pyside6/tests/QtCore/bug_PYSIDE-41.py49
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
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+++ 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()