def test_mergeBoxes(self):
clock = mockClock()
sb1 = Statebox(set(), _clock=clock)
sb2 = Statebox(set(), _clock=clock)
sb1.modify(set.add, "foo")
sb2.modify(set.add, "bar")
sb2.modify(set.add, "baz")
sb1.merge(sb2)
self.assertEquals(sb1.value, set(["foo", "bar", "baz"]))
self.assertEquals(
sorted(sb1.queue), [(2, set.add, ("foo",), {}), (3, set.add, ("bar",), {}), (4, set.add, ("baz",), {})]
)
self.assertEquals(sb1.last_modified, 4)
