1 files changed, 141 insertions, 0 deletions
diff --git a/sources/pyside2/tests/signals/signal_emission_gui_test.py b/sources/pyside2/tests/signals/signal_emission_gui_test.py
new file mode 100644
index 000000000..b114351c2
--- /dev/null
+++ b/sources/pyside2/tests/signals/signal_emission_gui_test.py
@@ -0,0 +1,141 @@
+#!/usr/bin/env python
+
+#############################################################################
+##
+## Copyright (C) 2016 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.
+##
+## $QT_END_LICENSE$
+##
+#############################################################################
+
+"""Tests covering signal emission and receiving to python slots"""
+
+import unittest
+
+from PySide2.QtCore import QObject, SIGNAL, SLOT
+
+try:
+    from PySide2.QtWidgets import QSpinBox, QPushButton
+    hasQtGui = True
+except ImportError:
+    hasQtGui = False
+
+from helper import BasicPySlotCase, UsesQApplication
+
+if hasQtGui:
+    class ButtonPySlot(UsesQApplication, BasicPySlotCase):
+        """Tests the connection of python slots to QPushButton signals"""
+
+        def testButtonClicked(self):
+            """Connection of a python slot to QPushButton.clicked()"""
+            button = QPushButton('Mylabel')
+            QObject.connect(button, SIGNAL('clicked()'), self.cb)
+            self.args = tuple()
+            button.emit(SIGNAL('clicked(bool)'), False)
+            self.assertTrue(self.called)
+
+        def testButtonClick(self):
+            """Indirect qt signal emission using the QPushButton.click() method """
+            button = QPushButton('label')
+            QObject.connect(button, SIGNAL('clicked()'), self.cb)
+            self.args = tuple()
+            button.click()
+            self.assertTrue(self.called)
+
+
+if hasQtGui:
+    class SpinBoxPySlot(UsesQApplication, BasicPySlotCase):
+        """Tests the connection of python slots to QSpinBox signals"""
+
+        def setUp(self):
+            super(SpinBoxPySlot, self).setUp()
+            self.spin = QSpinBox()
+
+        def tearDown(self):
+            del self.spin
+            super(SpinBoxPySlot, self).tearDown()
+
+        def testSpinBoxValueChanged(self):
+            """Connection of a python slot to QSpinBox.valueChanged(int)"""
+            QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+            self.args = [3]
+            self.spin.emit(SIGNAL('valueChanged(int)'), *self.args)
+            self.assertTrue(self.called)
+
+        def testSpinBoxValueChangedImplicit(self):
+            """Indirect qt signal emission using QSpinBox.setValue(int)"""
+            QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+            self.args = [42]
+            self.spin.setValue(self.args[0])
+            self.assertTrue(self.called)
+
+        def atestSpinBoxValueChangedFewArgs(self):
+            """Emission of signals with fewer arguments than needed"""
+            # XXX: PyQt4 crashes on the assertRaises
+            QObject.connect(self.spin, SIGNAL('valueChanged(int)'), self.cb)
+            self.args = (554,)
+            self.assertRaises(TypeError, self.spin.emit, SIGNAL('valueChanged(int)'))
+
+if hasQtGui:
+    class QSpinBoxQtSlots(UsesQApplication):
+        """Tests the connection to QSpinBox qt slots"""
+
+        qapplication = True
+
+        def testSetValueIndirect(self):
+            """Indirect signal emission: QSpinBox using valueChanged(int)/setValue(int)"""
+            spinSend = QSpinBox()
+            spinRec = QSpinBox()
+
+            spinRec.setValue(5)
+
+            QObject.connect(spinSend, SIGNAL('valueChanged(int)'), spinRec, SLOT('setValue(int)'))
+            self.assertEqual(spinRec.value(), 5)
+            spinSend.setValue(3)
+            self.assertEqual(spinRec.value(), 3)
+            self.assertEqual(spinSend.value(), 3)
+
+        def testSetValue(self):
+            """Direct signal emission: QSpinBox using valueChanged(int)/setValue(int)"""
+            spinSend = QSpinBox()
+            spinRec = QSpinBox()
+
+            spinRec.setValue(5)
+            spinSend.setValue(42)
+
+            QObject.connect(spinSend, SIGNAL('valueChanged(int)'), spinRec, SLOT('setValue(int)'))
+            self.assertEqual(spinRec.value(), 5)
+            self.assertEqual(spinSend.value(), 42)
+            spinSend.emit(SIGNAL('valueChanged(int)'), 3)
+
+            self.assertEqual(spinRec.value(), 3)
+            #Direct emission shouldn't change the value of the emitter
+            self.assertEqual(spinSend.value(), 42)
+
+            spinSend.emit(SIGNAL('valueChanged(int)'), 66)
+            self.assertEqual(spinRec.value(), 66)
+            self.assertEqual(spinSend.value(), 42)
+
+
+if __name__ == '__main__':
+    unittest.main()