Added test cases for signal emission.

Signals are emitted from C++ and Python.

Reviewer: Luciano Wolf <luciano.wolf@openbossa.org>
          Lauro Moura <lauro.neto@openbossa.org>

tests/pysidetest/signalemissionfrompython_test.py

@@ -0,0 +1,79 @@
+#!/usr/bin/python
+
+import unittest
+from testbinding import TestObject
+from PySide.QtCore import QObject, SIGNAL
+
+'''Tests the behaviour of signals with default values when emitted from Python.'''
+
+class SignalEmissionFromPython(unittest.TestCase):
+
+    def setUp(self):
+        self.obj1 = TestObject(0)
+        self.obj2 = TestObject(0)
+        self.one_called = 0
+        self.two_called = 0
+
+    def tearDown(self):
+        del self.obj1
+        del self.obj2
+        del self.one_called
+        del self.two_called
+
+    def testConnectNewStyleEmitVoidSignal(self):
+        def callbackOne():
+            self.one_called += 1
+            self.obj2.signalWithDefaultValue.emit()
+        def callbackTwo():
+            self.two_called += 1
+        self.obj1.signalWithDefaultValue.connect(callbackOne)
+        self.obj2.signalWithDefaultValue.connect(callbackTwo)
+        self.obj1.emitSignalWithDefaultValue_void()
+        self.obj2.emitSignalWithDefaultValue_void()
+        self.assertEqual(self.one_called, 1)
+        self.assertEqual(self.two_called, 2)
+
+    def testConnectOldStyleEmitVoidSignal(self):
+        def callbackOne():
+            self.one_called += 1
+            self.obj2.signalWithDefaultValue.emit()
+        def callbackTwo():
+            self.two_called += 1
+        QObject.connect(self.obj1, SIGNAL('signalWithDefaultValue()'), callbackOne)
+        QObject.connect(self.obj2, SIGNAL('signalWithDefaultValue()'), callbackTwo)
+        self.obj1.emitSignalWithDefaultValue_void()
+        self.obj2.emitSignalWithDefaultValue_void()
+        self.assertEqual(self.one_called, 1)
+        self.assertEqual(self.two_called, 2)
+
+    def testConnectNewStyleEmitBoolSignal(self):
+        def callbackOne():
+            self.one_called += 1
+            self.obj2.signalWithDefaultValue[bool].emit(True)
+        def callbackTwo():
+            self.two_called += 1
+        self.obj1.signalWithDefaultValue.connect(callbackOne)
+        self.obj2.signalWithDefaultValue.connect(callbackTwo)
+        self.obj1.emitSignalWithDefaultValue_void()
+        self.obj2.emitSignalWithDefaultValue_void()
+        self.assertEqual(self.one_called, 1)
+        self.assertEqual(self.two_called, 2)
+
+    def testConnectOldStyleEmitBoolSignal(self):
+        def callbackOne():
+            self.one_called += 1
+            self.obj2.signalWithDefaultValue[bool].emit(True)
+        def callbackTwo():
+            self.two_called += 1
+        QObject.connect(self.obj1, SIGNAL('signalWithDefaultValue()'), callbackOne)
+        QObject.connect(self.obj2, SIGNAL('signalWithDefaultValue()'), callbackTwo)
+        self.obj1.emitSignalWithDefaultValue_void()
+        self.obj2.emitSignalWithDefaultValue_void()
+        self.assertEqual(self.one_called, 1)
+        self.assertEqual(self.two_called, 2)
+
+
+
+if __name__ == '__main__':
+    unittest.main()
+