Example #1
0
    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)
Example #2
0
    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