def test_callbackResultChangesValue(self):
"""
The result of a callback affects the result returned from
C{synchronize}.
"""
sd = SynchronousDeferred("foo")
sd.addCallback(lambda r: 42)
self.assertEquals(sd.synchronize(), 42)
def test_errbackResultChangesValue(self):
"""
The result of an errback affects the result returned from
C{synchronize}.
"""
sd = SynchronousDeferred(SynchronousFailure(RuntimeError()))
sd.addErrback(lambda r: 42)
self.assertEquals(sd.synchronize(), 42)
