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()