1 files changed, 118 insertions, 0 deletions
diff --git a/sources/pyside6/tests/signals/signal_emission_gui_test.py b/sources/pyside6/tests/signals/signal_emission_gui_test.py
new file mode 100644
index 000000000..5a49b9d12
--- /dev/null
+++ b/sources/pyside6/tests/signals/signal_emission_gui_test.py
@@ -0,0 +1,118 @@
+#!/usr/bin/env python
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+"""Tests covering signal emission and receiving to python slots"""
+
+import gc
+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.QtWidgets import QSpinBox, QPushButton
+
+from helper.basicpyslotcase import BasicPySlotCase
+from helper.usesqapplication import UsesQApplication
+
+
+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')
+        button.clicked.connect(self.cb)
+        self.args = tuple()
+        button.clicked.emit()
+        self.assertTrue(self.called)
+
+    def testButtonClick(self):
+        """Indirect qt signal emission using the QPushButton.click() method """
+        button = QPushButton('label')
+        button.clicked.connect(self.cb)
+        self.args = tuple()
+        button.click()
+        self.assertTrue(self.called)
+
+
+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
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+        super(SpinBoxPySlot, self).tearDown()
+
+    def testSpinBoxValueChanged(self):
+        """Connection of a python slot to QSpinBox.valueChanged(int)"""
+        self.spin.valueChanged.connect(self.cb)
+        self.args = [3]
+        self.spin.valueChanged.emit(*self.args)
+        self.assertTrue(self.called)
+
+    def testSpinBoxValueChangedImplicit(self):
+        """Indirect qt signal emission using QSpinBox.setValue(int)"""
+        self.spin.valueChanged.connect(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"""
+        self.spin.valueChanged.connect(self.cb)
+        self.args = (554,)
+        self.assertRaises(TypeError, self.spin.valueChanged.emit)
+
+
+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)
+
+        spinSend.valueChanged.connect(spinRec.setValue)
+        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)
+
+        spinSend.valueChanged.connect(spinRec.setValue)
+        self.assertEqual(spinRec.value(), 5)
+        self.assertEqual(spinSend.value(), 42)
+        spinSend.valueChanged.emit(3)
+
+        self.assertEqual(spinRec.value(), 3)
+        # Direct emission shouldn't change the value of the emitter
+        self.assertEqual(spinSend.value(), 42)
+
+        spinSend.valueChanged.emit(66)
+        self.assertEqual(spinRec.value(), 66)
+        self.assertEqual(spinSend.value(), 42)
+
+
+if __name__ == '__main__':
+    unittest.main()