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-rw-r--r--sources/pyside2/tests/pysidetest/CMakeLists.txt1
-rw-r--r--sources/pyside2/tests/pysidetest/qapp_like_a_macro_test.py76
2 files changed, 77 insertions, 0 deletions
diff --git a/sources/pyside2/tests/pysidetest/CMakeLists.txt b/sources/pyside2/tests/pysidetest/CMakeLists.txt
index d46498f7..821b6f81 100644
--- a/sources/pyside2/tests/pysidetest/CMakeLists.txt
+++ b/sources/pyside2/tests/pysidetest/CMakeLists.txt
@@ -124,3 +124,4 @@ PYSIDE_TEST(mixin_signal_slots_test.py)
PYSIDE_TEST(signal_slot_warning.py)
PYSIDE_TEST(all_modules_load_test.py)
PYSIDE_TEST(signature_test.py)
+PYSIDE_TEST(qapp_like_a_macro_test.py)
diff --git a/sources/pyside2/tests/pysidetest/qapp_like_a_macro_test.py b/sources/pyside2/tests/pysidetest/qapp_like_a_macro_test.py
new file mode 100644
index 00000000..6205748e
--- /dev/null
+++ b/sources/pyside2/tests/pysidetest/qapp_like_a_macro_test.py
@@ -0,0 +1,76 @@
+#############################################################################
+##
+## Copyright (C) 2017 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.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+import unittest
+import PySide2
+
+# This test tests the new "macro" feature of qApp.
+# It also uses the qApp variable to finish the instance and start over.
+
+class qAppMacroTest(unittest.TestCase):
+ def test_qApp_is_like_a_macro_and_can_restart(self):
+ from PySide2 import QtCore
+ try:
+ from PySide2 import QtGui, QtWidgets
+ except ImportError:
+ QtWidgets = QtGui = QtCore
+ # qApp is in the builtins
+ qApp
+ # and also in certain PySide modules
+ QtCore.qApp, QtGui.qApp, QtWidgets.qApp
+ # and they are all the same
+ self.assertTrue(qApp is QtCore.qApp is QtGui.qApp is QtWidgets.qApp)
+ # and the type is NoneType, but it is not None (cannot work)
+ self.assertTrue(type(qApp) is type(None))
+ self.assertTrue(qApp is not None)
+ # now we create an application for all cases
+ classes = (QtCore.QCoreApplication,
+ QtGui.QGuiApplication,
+ QtWidgets.QApplication)
+ for klass in classes:
+ print("created", klass([]))
+ del __builtins__.qApp
+ print("deleted qApp")
+ # creating without deletion raises:
+ QtCore.QCoreApplication([])
+ with self.assertRaises(RuntimeError):
+ QtCore.QCoreApplication([])
+ # assigning qApp is obeyed
+ QtCore.qApp = 42
+ del __builtins__.qApp
+ self.assertEqual(QtCore.qApp, 42)
+ self.assertNotEqual(__builtins__, 42)
+ # delete it and it re-appears
+ del QtCore.qApp
+ QtCore.QCoreApplication([])
+ self.assertEqual(QtCore.QCoreApplication.instance(), QtCore.qApp)
+ # and they are again all the same
+ self.assertTrue(qApp is QtCore.qApp is QtGui.qApp is QtWidgets.qApp)
+
+if __name__ == '__main__':
+ unittest.main()