def test_on_off(self):
space = Space('hello world')
test_fun = lambda: 'test'
space.on('test', test_fun)
self.assertIn('test', space._Space__events)
space.off('test', test_fun)
self.assertEqual(space._Space__events['test'], [])
def test_trigger(self):
space = Space('hello world')
class Count():
def __init__(self):
self.count = 0
def incr(self):
self.count += 1
c = Count()
space.on('change', c.incr)
space.trigger('change')
self.assertEqual(c.count, 1)
