diff options
Diffstat (limited to 'sources/pyside6/tests/pysidetest/iterable_test.py')
-rw-r--r-- | sources/pyside6/tests/pysidetest/iterable_test.py | 68 |
1 files changed, 68 insertions, 0 deletions
diff --git a/sources/pyside6/tests/pysidetest/iterable_test.py b/sources/pyside6/tests/pysidetest/iterable_test.py new file mode 100644 index 000000000..bdb2ae7be --- /dev/null +++ b/sources/pyside6/tests/pysidetest/iterable_test.py @@ -0,0 +1,68 @@ +# Copyright (C) 2022 The Qt Company Ltd. +# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0 + +""" +iterable_test.py + +This test checks that the Iterable protocol is implemented correctly. +""" + +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) + +import PySide6 +from PySide6 import QtCore, QtGui + +try: + import numpy as np + have_numpy = True +except ImportError: + have_numpy = False + + +class PySequenceTest(unittest.TestCase): + + def test_iterable(self): + def gen(lis): + for item in lis: + if item == "crash": + raise IndexError + yield item + # testing "pyseq_to_cpplist_conversion" + testfunc = QtCore.QUrl.fromStringList + # use a generator (iterable) + self.assertEqual(testfunc(gen(["asd", "ghj"])), + [PySide6.QtCore.QUrl('asd'), PySide6.QtCore.QUrl('ghj')]) + # use an iterator + self.assertEqual(testfunc(iter(["asd", "ghj"])), + [PySide6.QtCore.QUrl('asd'), PySide6.QtCore.QUrl('ghj')]) + self.assertRaises(IndexError, testfunc, gen(["asd", "crash", "ghj"])) + # testing QMatrix4x4 + testfunc = QtGui.QMatrix4x4 + self.assertEqual(testfunc(gen(range(16))), testfunc(range(16))) + # Note: The errormessage needs to be improved! + # We should better get a ValueError + self.assertRaises((TypeError, ValueError), testfunc, gen(range(15))) + # All other matrix sizes: + testfunc = QtGui.QMatrix2x2 + self.assertEqual(testfunc(gen(range(4))), testfunc(range(4))) + testfunc = QtGui.QMatrix2x3 + self.assertEqual(testfunc(gen(range(6))), testfunc(range(6))) + + @unittest.skipUnless(have_numpy, "requires numpy") + def test_iterable_numpy(self): + # Demo for numpy: We create a unit matrix. + num_mat = np.eye(4) + num_mat.shape = 16 + unit = QtGui.QMatrix4x4(num_mat) + self.assertEqual(unit, QtGui.QMatrix4x4()) + + +if __name__ == '__main__': + unittest.main() |