Create unit-test for signal with QObject.

Reviewer: Hugo Parente Lima <hugo.lima@openbossa.org>,
          Luciano Wolf <luciano.wolf@openbossa.org>

tests/signals/signal_object_test.py

@@ -13,7 +13,7 @@ class MyObject(QTimer):
     sig3 = Signal(int)
     sig4 = Signal((int,), (unicode,))
     sig5 = Signal((unicode,), (int,))
-
+    sig6 = Signal(QObject)
 
     @Slot(int)
     def myRange(self, r):
@@ -25,6 +25,9 @@ class MyObject(QTimer):
     def slotString(self, s):
         self._s = s
 
+    def slotObject(self, o):
+        self._o = o
+
 
 class SignalObjectTest(UsesQCoreApplication):
     def cb(self):
@@ -75,8 +78,12 @@ class SignalObjectTest(UsesQCoreApplication):
         o.sig5[int].emit(10)
         self.assertEqual(o._range, 10)
 
-
-
+    def testSignalWithObject(self):
+        o = MyObject()
+        o.sig6.connect(o.slotObject)
+        arg = QObject()
+        o.sig6.emit(arg)
+        self.assertEqual(arg, o._o)
 
 if __name__ == '__main__':
     unittest.main()