def testMediatedList(self):
M = FwMediator()
C = TColleague(M, "tlist")
M.register(C, "tlist", "Change", "Add", "Del")
initlist = ["foo", "bar"]
# initialisation
ops = 1
L = FwMediatedList(M, "tlist", initlist)
for x in initlist:
assert x in L
assert C.myevent == ops
assert len(L) == len(initlist)
# append
ops = ops + 1
L.append("baz")
assert C.myevent == ops
assert "baz" in L
assert len(L) == len(initlist) + 1
# remove
ops = ops + 1
L.remove("foo")
assert "foo" not in L
assert len(L) == len(initlist)
assert C.myevent == ops
# insert
ops = ops + 1
L.insert(1, "foo")
assert L[1] == "foo"
assert C.myevent == ops
assert len(L) == len(initlist) + 1
# pop
ops = ops + 1
x = L.pop()
assert x == "baz"
assert C.myevent == ops
assert len(L) == len(initlist)
# extend
ops = ops + 1
add = ["bla", "fasel"]
L.extend(add)
assert C.myevent == ops
for x in add:
assert x in L
assert len(L) == len(initlist) + len(add)
# setitem
ops = ops + 1
L[1] = "FOO"
assert C.myevent == ops
assert "FOO" in L
assert "foo" not in L
assert len(L) == len(initlist) + len(add)
def testMediator(self):
M = FwMediator()
eventgroup = "testEvents"
C1 = TColleague(M, eventgroup)
C2 = TColleague(M, eventgroup)
assert C1.mediator == M and C2.mediator == M
M.register(C1, eventgroup, "Add", "Change", "Del")
M.register(C2, eventgroup, "Add", "Del")
E1 = FwEventFactory(C1, "Add")
E2 = FwEventFactory(C1, "Change")
assert E1.eventgroup == eventgroup and E2.eventgroup == eventgroup
C1.report(E1)
assert C2.myevent == 1 and C1.myevent == 0
# C2 isn't registred for "Change" actions
C1.report(E2)
assert C2.myevent == 1 and C1.myevent == 0
# register another event
M.register(C2, eventgroup, "Change")
C1.report(E2)
assert C2.myevent == 2 and C1.myevent == 0
# unregister from all events
M.unregister(C2, eventgroup, "Add", "Change")
C1.report(E1)
C1.report(E2)
assert C2.myevent == 2 and C1.myevent == 0