``` @Test fun replayRefCountSubject() { ...

# rx

[zak.taccardi]

@Test
    fun replayRefCountSubject() {
        val relay = BehaviorRelay.create<Int>()

        val observable = relay
                .replay(1)
                .refCount()

        relay.accept(1); relay.accept(2); relay.accept(3)

        val sub1 = observable.subscribe { println("sub1: $it") }
        //want this to print `3`

        val sub2 = observable.subscribe { println("sub2: $it") }
        //want this to print nothing, because `sub1` already consumed 3
        
        //actual output:
        //sub1: 3
        //sub2: 3
        //actual output if PublishRelay was used instead of Behavior
        // (nothing)
    }