1 files changed, 90 insertions, 0 deletions
diff --git a/sources/pyside6/tests/signals/multiple_connections_test.py b/sources/pyside6/tests/signals/multiple_connections_test.py
new file mode 100644
index 000000000..233851797
--- /dev/null
+++ b/sources/pyside6/tests/signals/multiple_connections_test.py
@@ -0,0 +1,90 @@
+# Copyright (C) 2022 The Qt Company Ltd.
+# SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
+
+from functools import partial
+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, QProcess
+
+from helper.basicpyslotcase import BasicPySlotCase
+from helper.usesqapplication import UsesQApplication
+
+
+class MultipleSignalConnections(unittest.TestCase):
+    '''Base class for multiple signal connection testing'''
+
+    def run_many(self, signal, emitter, receivers, args=None):
+        """Utility method to connect a list of receivers to a signal.
+        sender - QObject that will emit the signal
+        signal - string with the signal signature
+        emitter - the callable that will trigger the signal
+        receivers - list of BasicPySlotCase instances
+        args - tuple with the arguments to be sent.
+        """
+
+        if args is None:
+            args = tuple()
+        for rec in receivers:
+            rec.setUp()
+            self.assertTrue(signal.connect(rec.cb))
+            rec.args = tuple(args)
+
+        emitter(*args)
+
+        for rec in receivers:
+            self.assertTrue(rec.called)
+
+
+class PythonMultipleSlots(UsesQApplication, MultipleSignalConnections):
+    '''Multiple connections to python signals'''
+
+    def testPythonSignal(self):
+        """Multiple connections to a python signal (short-circuit)"""
+
+        class Sender(QObject):
+
+            foobar = Signal(int)
+
+        sender = Sender()
+        receivers = [BasicPySlotCase() for x in range(10)]
+        self.run_many(sender.foobar, partial(sender.foobar.emit),
+                      receivers, (0, ))
+
+
+class QProcessMultipleSlots(UsesQApplication, MultipleSignalConnections):
+    '''Multiple connections to QProcess signals'''
+
+    def testQProcessStarted(self):
+        '''Multiple connections to QProcess.started()'''
+        sender = QProcess()
+        receivers = [BasicPySlotCase() for x in range(10)]
+
+        def start_proc(*args):
+            sender.start(sys.executable, ['-c', '""'])
+            self.assertTrue(sender.waitForStarted())
+            self.assertTrue(sender.waitForFinished())
+
+        self.run_many(sender.started, start_proc, receivers)
+
+    def testQProcessFinished(self):
+        '''Multiple connections to QProcess.finished(int)'''
+        sender = QProcess()
+        receivers = [BasicPySlotCase() for x in range(10)]
+
+        def start_proc(*args):
+            sender.start(sys.executable, ['-c', '""'])
+            self.assertTrue(sender.waitForStarted())
+            self.assertTrue(sender.waitForFinished())
+
+        self.run_many(sender.finished, start_proc, receivers, (0, QProcess.ExitStatus.NormalExit))
+
+
+if __name__ == '__main__':
+    unittest.main()