1 files changed, 121 insertions, 0 deletions
diff --git a/sources/pyside6/tests/signals/signal2signal_connect_test.py b/sources/pyside6/tests/signals/signal2signal_connect_test.py
new file mode 100644
index 000000000..31129f7a1
--- /dev/null
+++ b/sources/pyside6/tests/signals/signal2signal_connect_test.py
@@ -0,0 +1,121 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+''' Test case for signal to signal connections.'''
+
+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.QtCore import QObject, Signal
+
+
+class Sender(QObject):
+
+    mysignal_int = Signal(int)
+    mysignal_int_int = Signal(int, int)
+    mysignal_string = Signal(str)
+
+
+class Forwarder(Sender):
+
+    forward = Signal()
+    forward_qobject = Signal(QObject)
+
+
+def cute_slot():
+    pass
+
+
+class TestSignal2SignalConnect(unittest.TestCase):
+    '''Test case for signal to signal connections'''
+
+    def setUp(self):
+        # Set up the basic resources needed
+        self.sender = Sender()
+        self.forwarder = Forwarder()
+        self.args = None
+        self.called = False
+
+    def tearDown(self):
+        # Delete used resources
+        try:
+            del self.sender
+        except:  # noqa: E722
+            pass
+        try:
+            del self.forwarder
+        except:  # noqa: E722
+            pass
+        del self.args
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+
+    def callback_noargs(self):
+        # Default callback without arguments
+        self.called = True
+
+    def callback_args(self, *args):
+        # Default callback with arguments
+        if args == self.args:
+            self.called = True
+        else:
+            raise TypeError("Invalid arguments")
+
+    def callback_qobject(self, *args):
+        # Default callback for QObject as argument
+        if args[0].objectName() == self.args[0]:
+            self.called = True
+        else:
+            raise TypeError("Invalid arguments")
+
+    def testSignalWithoutArguments(self):
+        self.sender.destroyed.connect(self.forwarder.forward)
+        self.forwarder.forward.connect(self.callback_noargs)
+        del self.sender
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+        self.assertTrue(self.called)
+
+    def testSignalWithOnePrimitiveTypeArgument(self):
+        self.sender.mysignal_int.connect(self.forwarder.mysignal_int)
+        self.forwarder.mysignal_int.connect(self.callback_args)
+        self.args = (19,)
+        self.sender.mysignal_int.emit(*self.args)
+        self.assertTrue(self.called)
+
+    def testSignalWithMultiplePrimitiveTypeArguments(self):
+        self.sender.mysignal_int_int.connect(self.forwarder.mysignal_int_int)
+        self.forwarder.mysignal_int_int.connect(self.callback_args)
+        self.args = (23, 29)
+        self.sender.mysignal_int_int.emit(*self.args)
+        self.assertTrue(self.called)
+
+    def testSignalWithOneStringArgument(self):
+        self.sender.mysignal_string.connect(self.forwarder.mysignal_string)
+        self.forwarder.mysignal_string.connect(self.callback_args)
+        self.args = ('myargument',)
+        self.sender.mysignal_string.emit(*self.args)
+        self.assertTrue(self.called)
+
+    def testSignalWithOneQObjectArgument(self):
+        self.sender.destroyed.connect(self.forwarder.forward_qobject)
+        self.forwarder.forward_qobject.connect(self.callback_qobject)
+
+        obj_name = 'sender'
+        self.sender.setObjectName(obj_name)
+        self.args = (obj_name, )
+        del self.sender
+        # PYSIDE-535: Need to collect garbage in PyPy to trigger deletion
+        gc.collect()
+        self.assertTrue(self.called)
+
+
+if __name__ == '__main__':
+    unittest.main()