Fix #154845, add tests and a private method.

    * gobject/pygtype.c (gclosure_from_pyfunc):

    * gobject/pygobject.c (pygobject_disconnect_by_func)
    (pygobject_handler_block_by_func)
    (pygobject_handler_unblock_by_func):

    * tests/test_signal.py (TestEmissionHook._callback):

    Fix #154845, add tests and a private method.

1 files changed, 29 insertions, 0 deletions

diff --git a/tests/test_signal.py b/tests/test_signal.py
index f006fae1..6cf93135 100644
--- a/tests/test_signal.py
+++ b/tests/test_signal.py
@@ -168,5 +168,34 @@ class TestEmissionHook(unittest.TestCase):
             self.assertEqual(e.status, 1)
         e.status = 3
 
+class TestClosures(unittest.TestCase):
+    def setUp(self):
+        self.count = 0
+
+    def _callback(self, e):
+        self.count += 1
+
+    def testDisconnect(self):
+        e = E()
+        e.connect('signal', self._callback)
+        e.disconnect_by_func(self._callback)
+        e.emit('signal')
+        self.assertEqual(self.count, 0)
+
+    def testHandlerBlock(self):
+        e = E()
+        e.connect('signal', self._callback)
+        e.handler_block_by_func(self._callback)
+        e.emit('signal')
+        self.assertEqual(self.count, 0)
+
+    def testHandlerUnBlock(self):
+        e = E()
+        signal_id = e.connect('signal', self._callback)
+        e.handler_block(signal_id)
+        e.handler_unblock_by_func(self._callback)
+        e.emit('signal')
+        self.assertEqual(self.count, 1)
+
 if __name__ == '__main__':
     unittest.main()