class UnitTestObserver(unittest.TestCase):
'''Testing class'''
def setUp(self):
self.undOb = Observable()
self.bot1 = TestObserver()
self.bot2 = TestObserver()
def tearDown(self):
del self.undOb
del self.bot1
del self.bot2
def test_defaultNoObserver(self):
self.assertEqual(len(self.undOb.observers),0," Observer list is not empty")
def test_DuplicateObservers(self):
self.undOb.register(self.bot1)
self.undOb.register(self.bot2)
self.undOb.register(self.bot1)
self.assertEqual(len(self.undOb.observers),2,"Duplicate observers registered")
def test_RemoveAllSubscribers(self):
self.undOb.register(self.bot1)
self.undOb.register(self.bot2)
self.undOb.register(self.bot1)
self.undOb.unregister_all()
self.assertEqual(len(self.undOb.observers), 0, "Observers still registered")
